Podcast
Questions and Answers
Which of the following are the main components that the peripheral nervous system (PNS) is composed of?
Which of the following are the main components that the peripheral nervous system (PNS) is composed of?
- Sympathetic and Parasympathetic Nervous Systems
- Cranial and Spinal Nerves (correct)
- Brain and Spinal Cord
- Sensory and Motor Neurons (correct)
If a person experiences a sudden increase in their blood pH, what will happen within the body to counteract this change in pH?
If a person experiences a sudden increase in their blood pH, what will happen within the body to counteract this change in pH?
- The body will release less carbon dioxide, decreasing acidity.
- The body will release less oxygen, increasing acidity.
- The body will release more carbon dioxide, increasing acidity. (correct)
- The body will release more oxygen, decreasing acidity.
What is the primary function of melanin in the skin?
What is the primary function of melanin in the skin?
- Production of sweat to cool the body.
- Providing structural integrity to the skin.
- Protection from ultraviolet radiation. (correct)
- Secretion of oil to lubricate the skin.
Which of the following is the primary waste product excreted by the sweat glands that is produced from the breakdown of proteins and the buildup of ammonia?
Which of the following is the primary waste product excreted by the sweat glands that is produced from the breakdown of proteins and the buildup of ammonia?
Which of the following is NOT a part of the central nervous system (CNS)?
Which of the following is NOT a part of the central nervous system (CNS)?
Which of the following best describes the role of the autonomic nervous system?
Which of the following best describes the role of the autonomic nervous system?
Which of the following is a primary function of the somatic nervous system?
Which of the following is a primary function of the somatic nervous system?
Which of these is the correct pairing of the nervous system components and their functions?
Which of these is the correct pairing of the nervous system components and their functions?
What type of bond is primarily responsible for the stability of nitrogen gas (N2)?
What type of bond is primarily responsible for the stability of nitrogen gas (N2)?
Which enzyme, encoded by the AIDS virus, facilitates the conversion of viral RNA into DNA?
Which enzyme, encoded by the AIDS virus, facilitates the conversion of viral RNA into DNA?
What macromolecule forms the structural framework of a cell's cytoskeleton?
What macromolecule forms the structural framework of a cell's cytoskeleton?
How many protons are present in a lithium atom, given an atomic number of 3 and a mass number of 7?
How many protons are present in a lithium atom, given an atomic number of 3 and a mass number of 7?
If a segment of a DNA strand has the sequence 5' AGCTAGCGT 3', what would the sequence of its complementary strand be?
If a segment of a DNA strand has the sequence 5' AGCTAGCGT 3', what would the sequence of its complementary strand be?
Which property of water is primarily responsible for its ability to dissolve certain substances?
Which property of water is primarily responsible for its ability to dissolve certain substances?
What is the primary effect of using a catalyst in a chemical reaction?
What is the primary effect of using a catalyst in a chemical reaction?
Which type of cell is responsible for producing and releasing antibodies?
Which type of cell is responsible for producing and releasing antibodies?
What type of bond is responsible for the attraction between water molecules, giving water its unique properties?
What type of bond is responsible for the attraction between water molecules, giving water its unique properties?
Which of the following is NOT a characteristic of enzymes?
Which of the following is NOT a characteristic of enzymes?
Which of these is a type of nucleic acid involved in protein synthesis?
Which of these is a type of nucleic acid involved in protein synthesis?
Which molecule is the primary energy currency of cells?
Which molecule is the primary energy currency of cells?
What type of bond holds amino acids together to form proteins?
What type of bond holds amino acids together to form proteins?
Which process converts light energy into chemical energy in plants?
Which process converts light energy into chemical energy in plants?
Which of the following is a characteristic of prokaryotic cells?
Which of the following is a characteristic of prokaryotic cells?
Which of the following is NOT a component of the cell membrane?
Which of the following is NOT a component of the cell membrane?
What is the role of cytokines in the immune response?
What is the role of cytokines in the immune response?
Which cell type is primarily responsible for bone formation?
Which cell type is primarily responsible for bone formation?
What is the primary function of the control group in an experiment?
What is the primary function of the control group in an experiment?
Which of the following blood vessels carries deoxygenated blood from the body to the heart?
Which of the following blood vessels carries deoxygenated blood from the body to the heart?
What type of cell has the potential to develop into any cell type in the body?
What type of cell has the potential to develop into any cell type in the body?
What is the relationship between genes and DNA sequence?
What is the relationship between genes and DNA sequence?
In the experiment involving coffee filters and terminal velocity, what is the independent variable?
In the experiment involving coffee filters and terminal velocity, what is the independent variable?
Which of the following is NOT covered by the pleura?
Which of the following is NOT covered by the pleura?
What point on a phase diagram depicts the coexistence of solid, liquid, and gaseous states of a substance?
What point on a phase diagram depicts the coexistence of solid, liquid, and gaseous states of a substance?
What is the main reason chloride ions have a negative charge?
What is the main reason chloride ions have a negative charge?
Which of the following accurately describes the relationship between osteoblast and osteoclast activity in osteoporosis?
Which of the following accurately describes the relationship between osteoblast and osteoclast activity in osteoporosis?
In a cross between a heterozygous red-flowered plant (Rr) and a white-flowered plant (rr), what is the expected phenotypic ratio in the offspring?
In a cross between a heterozygous red-flowered plant (Rr) and a white-flowered plant (rr), what is the expected phenotypic ratio in the offspring?
If a cross results in all offspring having smooth leaves, what can be concluded about the parental genotypes?
If a cross results in all offspring having smooth leaves, what can be concluded about the parental genotypes?
Which statement accurately describes the relationship between pH values and acidity?
Which statement accurately describes the relationship between pH values and acidity?
The release of anti-diuretic hormone (ADH) primarily results in which physiological response?
The release of anti-diuretic hormone (ADH) primarily results in which physiological response?
What is the primary reason new scientific findings are published?
What is the primary reason new scientific findings are published?
Which of the following accurately describes a change that happens when a solid transitions into a liquid?
Which of the following accurately describes a change that happens when a solid transitions into a liquid?
What is the primary function of urea in the body?
What is the primary function of urea in the body?
What is the relationship between the visceral pleura and parietal pleura?
What is the relationship between the visceral pleura and parietal pleura?
Which of the following accurately describes the critical temperature?
Which of the following accurately describes the critical temperature?
When a plant heterozygous for red flowers (Rr) is crossed with a white-flowered plant (rr), which of the following offspring genotypes are possible?
When a plant heterozygous for red flowers (Rr) is crossed with a white-flowered plant (rr), which of the following offspring genotypes are possible?
Which of the following has the highest hydrogen ion concentration?
Which of the following has the highest hydrogen ion concentration?
What is the primary function of the collecting duct in the kidney?
What is the primary function of the collecting duct in the kidney?
Which of the following is NOT a crucial aspect of the peer review process in scientific publishing?
Which of the following is NOT a crucial aspect of the peer review process in scientific publishing?
Which of the following accurately describes the difference between the critical point and the triple point?
Which of the following accurately describes the difference between the critical point and the triple point?
Why is the release of anti-diuretic hormone often triggered by dehydration?
Why is the release of anti-diuretic hormone often triggered by dehydration?
What is the primary function of the centrosome in animal cells?
What is the primary function of the centrosome in animal cells?
Which of the following organic molecules is characterized by containing both an amine group and a carboxyl group?
Which of the following organic molecules is characterized by containing both an amine group and a carboxyl group?
Which endocrine gland is responsible for synthesizing antidiuretic hormone (ADH)?
Which endocrine gland is responsible for synthesizing antidiuretic hormone (ADH)?
Which ion binds to the troponin complex, initiating muscle contraction?
Which ion binds to the troponin complex, initiating muscle contraction?
Which of the following microorganisms is characterized by a lack of its own metabolic pathways and can only reproduce inside a host cell?
Which of the following microorganisms is characterized by a lack of its own metabolic pathways and can only reproduce inside a host cell?
The movement of water through aquaporins embedded in the plasma membrane of a cell in a hypertonic solution is best described as which of the following?
The movement of water through aquaporins embedded in the plasma membrane of a cell in a hypertonic solution is best described as which of the following?
Considering the recent discovery that worm infection can relieve certain autoimmune disorders, how should the hypothesis regarding parasitic infections be modified?
Considering the recent discovery that worm infection can relieve certain autoimmune disorders, how should the hypothesis regarding parasitic infections be modified?
In a plant where fuzzy leaves (F) are dominant over smooth leaves (f), which of the following crosses will produce only offspring with smooth leaves?
In a plant where fuzzy leaves (F) are dominant over smooth leaves (f), which of the following crosses will produce only offspring with smooth leaves?
During which phase of mitosis do chromosomes align at the equator of the cell?
During which phase of mitosis do chromosomes align at the equator of the cell?
What is the main function of the Golgi apparatus in a eukaryotic cell?
What is the main function of the Golgi apparatus in a eukaryotic cell?
Which type of bond is responsible for linking amino acids together to form a polypeptide chain?
Which type of bond is responsible for linking amino acids together to form a polypeptide chain?
Which of the following is an example of a polysaccharide that serves as an energy storage molecule in plants?
Which of the following is an example of a polysaccharide that serves as an energy storage molecule in plants?
Which of the following is an example of a process that requires active transport?
Which of the following is an example of a process that requires active transport?
What is the term for the process by which cells engulf large particles or other cells?
What is the term for the process by which cells engulf large particles or other cells?
What happens to a chlorine atom when it becomes a chloride ion?
What happens to a chlorine atom when it becomes a chloride ion?
What property of soap allows it to effectively wash dirt off hands with water?
What property of soap allows it to effectively wash dirt off hands with water?
Which organ is primarily responsible for filtering blood and removing germs?
Which organ is primarily responsible for filtering blood and removing germs?
Galactose and glucose, resulting from lactose breakdown, are classified as what?
Galactose and glucose, resulting from lactose breakdown, are classified as what?
Which structure facilitates the rotation of the skull on the neck?
Which structure facilitates the rotation of the skull on the neck?
What state does a substance exist in at its triple point?
What state does a substance exist in at its triple point?
Which process utilizes an electrochemical gradient to produce ATP?
Which process utilizes an electrochemical gradient to produce ATP?
Which type of cell is responsible for secreting bone material?
Which type of cell is responsible for secreting bone material?
Which spinal region consists of the highest number of vertebrae?
Which spinal region consists of the highest number of vertebrae?
Which of the following is NOT involved in the process of releasing a reproductive egg?
Which of the following is NOT involved in the process of releasing a reproductive egg?
What is the primary function of sodium bicarbonate released by the pancreas?
What is the primary function of sodium bicarbonate released by the pancreas?
What is the approximate threshold value for mammalian neurons, at which they are more likely to generate an action potential?
What is the approximate threshold value for mammalian neurons, at which they are more likely to generate an action potential?
Which blood vessels are directly impacted during a myocardial infarction?
Which blood vessels are directly impacted during a myocardial infarction?
What is the primary mechanism by which carbon dioxide from the blood moves into the alveoli?
What is the primary mechanism by which carbon dioxide from the blood moves into the alveoli?
What is the most common cause of a tsunami?
What is the most common cause of a tsunami?
What determines the atomic number of an atom with 12 protons and 12 neutrons?
What determines the atomic number of an atom with 12 protons and 12 neutrons?
Why is nitrogen gas (N2) considered an extremely stable molecule?
Why is nitrogen gas (N2) considered an extremely stable molecule?
What is the correct sequence of events in the female reproductive cycle, starting with the maturation of an ovarian follicle?
What is the correct sequence of events in the female reproductive cycle, starting with the maturation of an ovarian follicle?
Which of the following is NOT a function of the pancreas in the digestive system?
Which of the following is NOT a function of the pancreas in the digestive system?
What is the main reason why the threshold potential is significant for neuron function?
What is the main reason why the threshold potential is significant for neuron function?
Which of the following is a primary function of the vena cava?
Which of the following is a primary function of the vena cava?
What is the key difference between passive transport and active transport?
What is the key difference between passive transport and active transport?
Which of the following is NOT a potential consequence of a blockage in the coronary arteries?
Which of the following is NOT a potential consequence of a blockage in the coronary arteries?
Which of the following statements about the role of diffusion in gas exchange is correct?
Which of the following statements about the role of diffusion in gas exchange is correct?
Why is the atomic mass of an atom not directly determined by its atomic number?
Why is the atomic mass of an atom not directly determined by its atomic number?
Flashcards
Major parts of the nervous system
Major parts of the nervous system
The two main components of the nervous system are the PNS and CNS.
Peripheral Nervous System (PNS)
Peripheral Nervous System (PNS)
The part of the nervous system that includes all nerves outside the brain and spinal cord.
Central Nervous System (CNS)
Central Nervous System (CNS)
The part of the nervous system that includes the brain and spinal cord.
Carbonic Acid
Carbonic Acid
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Buffers in blood
Buffers in blood
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Melanin
Melanin
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Urea
Urea
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Sweat Glands
Sweat Glands
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Pleura
Pleura
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Triple Point
Triple Point
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Heterozygous Red Flowers
Heterozygous Red Flowers
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pH Scale
pH Scale
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Anti-Diuretic Hormone (ADH)
Anti-Diuretic Hormone (ADH)
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Peer Review
Peer Review
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Solid to Liquid Transition
Solid to Liquid Transition
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Intermolecular Forces
Intermolecular Forces
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Physiological Balance
Physiological Balance
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Mendelian Genetics
Mendelian Genetics
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Concentration of Hydrogen Ions
Concentration of Hydrogen Ions
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Kidneys
Kidneys
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Fluid in Pleural Space
Fluid in Pleural Space
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Collecting Duct
Collecting Duct
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Ovulation
Ovulation
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Function of Sodium Bicarbonate
Function of Sodium Bicarbonate
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Threshold Value for Neurons
Threshold Value for Neurons
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Myocardial Infarction Vessels
Myocardial Infarction Vessels
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Carbon Dioxide Movement into Alveoli
Carbon Dioxide Movement into Alveoli
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Common Cause of Tsunamis
Common Cause of Tsunamis
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Atomic Number
Atomic Number
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Protons and Neutrons Relationship
Protons and Neutrons Relationship
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Pancreatic Enzyme Activity
Pancreatic Enzyme Activity
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Action Potential Generation
Action Potential Generation
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Chyme
Chyme
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Function of Coronary Arteries
Function of Coronary Arteries
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Diffusion Process
Diffusion Process
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Tsunami Formation
Tsunami Formation
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Triple covalent bonds
Triple covalent bonds
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Reverse transcriptase
Reverse transcriptase
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Cytoskeleton
Cytoskeleton
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Protons in lithium
Protons in lithium
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Complementary DNA strands
Complementary DNA strands
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Polarity of water
Polarity of water
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Catalyst function
Catalyst function
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Plasma B cells
Plasma B cells
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Nitrogen gas structure
Nitrogen gas structure
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Macromolecules forming cytoskeleton
Macromolecules forming cytoskeleton
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Mass number and atomic number
Mass number and atomic number
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Antibody role
Antibody role
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Base pairing rules in DNA
Base pairing rules in DNA
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Chemical reaction speed
Chemical reaction speed
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Role of HIV in T-cell
Role of HIV in T-cell
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Centrosome Function
Centrosome Function
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Microtubule Organization
Microtubule Organization
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Amino Acid Structure
Amino Acid Structure
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Troponin Complex Function
Troponin Complex Function
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Viruses Characteristics
Viruses Characteristics
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Osmosis
Osmosis
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Hygiene Hypothesis
Hygiene Hypothesis
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Genotype of Smooth Leaves
Genotype of Smooth Leaves
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Peptide Bonds
Peptide Bonds
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Role of Calcium in Muscles
Role of Calcium in Muscles
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Hypothalamus Location
Hypothalamus Location
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Hypertonic Solutions
Hypertonic Solutions
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Organelles in Cells
Organelles in Cells
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Water Regulation in the Body
Water Regulation in the Body
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Cytokines
Cytokines
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Osteoporosis
Osteoporosis
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Control Group
Control Group
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Pulmonary Vein
Pulmonary Vein
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Totipotent Cells
Totipotent Cells
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Genes
Genes
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Terminal Velocity
Terminal Velocity
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Charged Ions
Charged Ions
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Osteoblasts
Osteoblasts
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Osteoclasts
Osteoclasts
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Perforin
Perforin
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Granzymes
Granzymes
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Air Resistance
Air Resistance
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DNA Sequencing
DNA Sequencing
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Brittle Bones
Brittle Bones
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Chloride ion
Chloride ion
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Soap as an emulsifier
Soap as an emulsifier
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Spleen function
Spleen function
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Monosaccharides
Monosaccharides
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Atlas vertebra
Atlas vertebra
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Chemiosmosis
Chemiosmosis
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Osteocytes
Osteocytes
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Thoracic vertebrae
Thoracic vertebrae
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Lactase enzyme
Lactase enzyme
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Study Notes
Nervous System
- Major parts of the nervous system are the peripheral nervous system (PNS) and the central nervous system (CNS).
Blood pH Buffering
- Carbonic acid (D) donates H+ ions to act as a buffer when blood pH rises.
UV Protection
- Melanin (D) protects the body from ultraviolet rays.
Waste Excretion
- Urea (C) is excreted by sweat glands in response to protein breakdown and ammonia formation.
Pleura Covering
- The lungs (B) are covered by the pleura, a connective tissue sheath.
Phase Diagrams
- A substance held at a temperature and pressure where solid, liquid, and gaseous states coexist is called the triple point (B).
Genetics
- If a heterozygous red flower (Rr) is bred with a white flower (rr) plant, the expected phenotypic ratio in the next generation will be 2 red to 2 white flowers (A).
pH Scale
- A substance with a pH of 3 is 10 times more acidic than a substance with a pH of 4 (D).
Antidiuretic Hormone (ADH)
- ADH increases water reabsorption in the collecting duct (D).
Scientific Publishing
- For new scientific findings to be published, other scientists need to validate or discredit the findings (B).
Solid-Liquid Transition
- As solids transition into liquids, particles become less ordered (A), resulting in increased mobility and distance between particles.
Ovulation
- Ovulation (B) is the process where an ovarian follicle matures and releases an egg.
Pancreas Function
- Sodium bicarbonate (A) from the pancreas neutralizes the acidity of chyme (food in the small intestine).
Neuron Threshold
- The threshold value for mammalian neurons is approximately -55 mV (B).
Myocardial Infarction
- A myocardial infarction (heart attack) affects the coronary arteries (A).
Carbon Dioxide Removal
- Carbon dioxide moves from blood to alveoli by diffusion down a concentration gradient (B).
Tsunami Cause
- Earthquakes (A) are a common cause of tsunamis.
Atomic Number
- An atom with 12 protons and 12 neutrons has an atomic number of 12 (C).
Nitrogen Stability
- Nitrogen gas (N2) is extremely stable due to triple covalent bonds (C).
AIDS Virus Replication
- Reverse transcriptase (B) allows the AIDS virus to insert viral DNA into host T-cells. Converting RNA into DNA.
Cytoskeleton
- Proteins (A) form the cytoskeleton.
Lithium Atom
- A lithium atom with an atomic number of 3 and a mass number of 7 has 3 protons (D).
Complementary DNA Strand
- If a DNA strand reads 5' AGCTAGCGT 3', the complementary strand reads 3' TCGATCGCA 5' (C).
Water's Solvent Properties
- Water's polarity (B) is the primary reason it dissolves certain substances.
Catalysts in Reactions
- Catalysts accelerate chemical reactions by lowering activation energy, completing the reactions faster (C).
Antibody Production
- Plasma B cells (C) produce and release antibodies.
Centrosome Function
- Centrosomes organize microtubules in animal cells (D).
Organic Molecules
- Proteins (D) contain both amine and carboxyl groups.
Antidiuretic Hormone Synthesis
- The hypothalamus (C) synthesizes antidiuretic hormone (ADH).
Muscle Contraction
- Calcium ions (D) initiate muscle contraction by binding to the troponin complex.
Microorganisms
- Viruses (B) are microorganisms that lack metabolic pathways and rely on a host cell for reproduction.
Hypertonic Solutions
- Osmosis (C) involves water movement through aquaporins in hypertonic solutions.
Worm Infections and Autoimmune Disorders
- Worm infections may reduce certain autoimmune disorders (A).
Plant Leaf Crossing
- A cross between two smooth-leaved plants (ff x ff) will result in offspring with only smooth leaves (B).
Immune Cell Activation
- Cytokines (B) are released by immune cells to directly activate other immune cells.
Osteoporosis
- Osteoporosis occurs from a decline in osteoblast activity while osteoclast activity is unchanged (B).
Experimental Design
- The control group (A) is used as a standard of comparison for the experimental group.
Oxygenated Blood
- Pulmonary veins (A) carry oxygenated blood.
Totipotent Cells
- Totipotent cells can develop into any cell type (B).
DNA Sequencing
- Genes (D) are used to determine a person's DNA sequence.
Terminal Velocity
- Heavier objects fall faster than lighter objects (D) because gravity's force is greater.
Chloride Ion Charge
- Chloride ions (Cl-) gain an electron to have a negative charge (C).
Soap Function
- Soap's dual polar and nonpolar nature lets it bind oil and water (A), making it helpful for washing.
Immune Structures and Function
- The spleen (C) removes germs from the blood.
Lactose Breakdown Products
- Galactose and glucose (D) resulting from lactose breakdown are monosaccharides.
Skull Rotation
- The atlas (C), the first cervical vertebra, allows skull rotation.
Triple Point
- The triple point (C) is the temperature and pressure where all three phases (solid, liquid, gas) exist simultaneously.
ATP Production
- Chemiosmosis (A) uses an electrochemical gradient to create ATP.
Bone Material Secretion
- Osteocytes (D) secrete bone material.
Spinal Regions
- The thoracic region (A) has the highest number of vertebrae (12).
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