A&P “Module 1 Test Review”
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Questions and Answers

Which of the following organs are found within the thoracic cavity?

  • Lungs and Heart (correct)
  • Liver, Gallbladder, Pancreas and Stomach
  • Stomach, Small Intestine, and Large Intestine
  • Bladder, Reproductive Organs, and Colon

  1. For reference purposes, the abdomen can be divided into either ___ or ___ regions.

  • two, three
  • two, four
  • three, six
  • three, nine
  • four, nine (correct)

The left knee is _______ to the left foot.

  • inferior
  • medial
  • distal
  • proximal (correct)
  • lateral

  1. Which of the following statements describes the anatomical position?

<p>Body is in erect, or standing, posture with the arms outstretched and palms turned forward. (B)</p> Signup and view all the answers

  1. _____ refers to the relatively constant status maintained by the body.

<p>Homeostasis (A)</p> Signup and view all the answers

  1. The body accomplishes self-regulation through a complex network called a(n):

<p>feedback control loop (C)</p> Signup and view all the answers

  1. The smallest unit of water is called a water ________.

<p>molecule (C)</p> Signup and view all the answers

  1. In the body, positive feedback usually:

<p>decreases stability of the body’s internal environment. (A)</p> Signup and view all the answers

  1. Which type of feedback control loop is inhibitory and opposes a change by creating a response that is opposite in direction to the initial disturbance?

<p>negative (A)</p> Signup and view all the answers

  1. What kind of bond usually requires the least amount of energy to break?

<p>hydrogen (A)</p> Signup and view all the answers

  1. Why is water considered a polar molecule?

<p>Water has regions with different partial charges. (A)</p> Signup and view all the answers

  1. Which term is used to describe all of the chemical reactions that occur in body cells?

<p>metabolism (B)</p> Signup and view all the answers

  1. Which type of chemical reaction results in the breakdown of complex substances into two or more simpler substances?

D. reversible reaction

<p>decomposition reaction (B)</p> Signup and view all the answers

  1. The elements that make up a protein molecule are bonded together to form which of the following?

<p>amino acids (C)</p> Signup and view all the answers

  1. What molecule is called the “energy currency” of the cell?

<p>adenosine triphosphate (ATP) (D)</p> Signup and view all the answers

  1. The ___________ is considered the “power plant” of the cell.

<p>mitochondrion (C)</p> Signup and view all the answers

  1. Stratified squamous epithelium has __________ cells in its outermost layer.

<p>flattened, scale-like (C)</p> Signup and view all the answers

  1. Which type of muscle is found in the walls of most hollow organs of the body?

<p>smooth muscle (B)</p> Signup and view all the answers

  1. Mammary glands are _____ glands.

<p>apocrine (C)</p> Signup and view all the answers

  1. Adipose tissue differs from loose fibrous connective tissue mainly in that it contains predominantly fat cells, also called:

<p>adipocytes (A)</p> Signup and view all the answers

  1. Which of the following is the strongest and most durable type of cartilage?

<p>fibrocartilage (D)</p> Signup and view all the answers

  1. Which type of connective tissue has a fluid matrix?

<p>blood (D)</p> Signup and view all the answers

The smallest “living” units of structure and function in the body are:

<p>Cells (D)</p> Signup and view all the answers

In the anatomical position, the arms are:

<p>At the Sides (D)</p> Signup and view all the answers

A sagittal plane divides the body into:

<p>RIght and Left Sections (D)</p> Signup and view all the answers

Medial means:

<p>Toward the midline of the body (D)</p> Signup and view all the answers

Which of the organs listed is located in the dorsal body cavity?

<p>Brain (D)</p> Signup and view all the answers

Which of the following is located in the appendicular body region?

<p>Femoral (D)</p> Signup and view all the answers

The term used by physiologists to describe the relative constancy of the internal environment is:

<p>Homeostasis (A)</p> Signup and view all the answers

The term used to describe a stimulatory mechanism in the body is:

<p>Positive feedback loop (B)</p> Signup and view all the answers

A disease that is native to a local region is called:

<p>Endemic (A)</p> Signup and view all the answers

The organized study of the underlying physiological processes associated with disease is:

<p>Pathophysiology (A)</p> Signup and view all the answers

Which of the following is not considered a major risk factor for disease?

<p>Intelligence quotient (IQ) (C)</p> Signup and view all the answers

New scientific principles are often developed using the following:

<p>Scientific method (D)</p> Signup and view all the answers

Superficial means:

<p>Nearer the surface (C)</p> Signup and view all the answers

Which of the following is located in the axial body region?

<p>Occipital (C)</p> Signup and view all the answers

Which of the following is incorrect?

<p>Feed-forward control: operates at the organ level (C)</p> Signup and view all the answers

The field of study devoted to examining the chemical aspects of life is:

<p>Biochemistry (A)</p> Signup and view all the answers

Molecules are particles of matter composed of one or more smaller units called:

<p>Atoms (B)</p> Signup and view all the answers

Which part of the atom circulates within orbits and carries a negative charge?

<p>Electrons (D)</p> Signup and view all the answers

Four elements make up approximately 96% of the human body. They are:

<p>Oxygen, carbon, hydrogen, and nitrogen (A)</p> Signup and view all the answers

A bond formed by the transfer of electrons between atoms is called:

<p>Ionic (C)</p> Signup and view all the answers

An example of an ionic bond is:

<p>NaCl (A)</p> Signup and view all the answers

An example of an inorganic compound is:

<p>Water (A)</p> Signup and view all the answers

On the pH scale, cytoplasm has a pH that is considered:

<p>Neutral (B)</p> Signup and view all the answers

Proteins are composed of:

<p>Amino acids (C)</p> Signup and view all the answers

The term used to describe all of the chemical reactions that release energy from food molecules is:

<p>Catabolism (A)</p> Signup and view all the answers

________________ of an element contain the same number of protons, but different numbers of neutrons.

<p>Isotopes (B)</p> Signup and view all the answers

Triglycerides are classified as:

<p>Lipids (C)</p> Signup and view all the answers

A large molecule that is made up of many identical small molecules is a(n):

<p>Polymer (B)</p> Signup and view all the answers

Which of the following is not a nitrogen base for DNA?

<p>Uracil (C)</p> Signup and view all the answers

When RNA is used by a cell to “grab” a specific amino acid and place it in the correct sequence when building a primary protein strand, it is then known as:

<p>Transfer RNA (tRNA) (C)</p> Signup and view all the answers

Which part of the atom circulates within orbits and carries a negative charge?

<p>Electron (D)</p> Signup and view all the answers

The RNA set of bases differs from the DNA set of bases in the following way:

<p>RNA uses the same set of bases, except for the substitution of uracil for thymine (D)</p> Signup and view all the answers

Prostaglandins are often referred to as:

<p>Tissue hormones (D)</p> Signup and view all the answers

What is a chemical substance that prevents a sharp change in the pH of a fluid when an acid or base is added to it?

<p>Buffer (D)</p> Signup and view all the answers

The correct sequence for the phases of mitosis after interphase is:

<p>Prophase, metaphase, anaphase, telophase (C)</p> Signup and view all the answers

A DNA molecule is characterized by all of the following except:

<p>Ribose sugar (B)</p> Signup and view all the answers

If a strand of DNA has a base sequence of AGGC, the complementary pair for that strand will be:

<p>TCCG (C)</p> Signup and view all the answers

During this stage of mitosis, the spindle fibers attach to each chromatid.

<p>Metaphase (B)</p> Signup and view all the answers

Which of the following statements is not true of glycolysis?

<p>It is also known as the Krebs cycle (A)</p> Signup and view all the answers

The Krebs cycle takes place in the:

<p>Mitochondria (B)</p> Signup and view all the answers

The third step in cellular respiration is:

<p>Electron transport system (B)</p> Signup and view all the answers

The genetic code for a particular protein is passed from DNA to mRNA by a process known as:

<p>Transcription (D)</p> Signup and view all the answers

Molecules that are acted upon by enzymes are known as:

<p>Substrates (D)</p> Signup and view all the answers

Chemical catalysts that help regulate cell metabolism by regulating metabolic pathways are:

<p>Enzymes (D)</p> Signup and view all the answers

Connective tissue membrane has one layer of epithelium.

<p>False (B)</p> Signup and view all the answers

Synovial membrane secretes mucus, which lubricates joints.

<p>False (B)</p> Signup and view all the answers

Synovial membrane lines the small, cushion-like sacs called bursae.

<p>True (A)</p> Signup and view all the answers

The portion of serous membrane that lines body cavities is called the _____ portion.

<p>Parietal (D)</p> Signup and view all the answers

The serous membrane of the abdominal cavity is the _____.

<p>Peritoneum (C)</p> Signup and view all the answers

The largest and most visible membrane is the cutaneous membrane, or _____.

<p>Skin (D)</p> Signup and view all the answers

Epithelial cells of most mucous membranes secrete a thick material known as:

<p>Mucus (C)</p> Signup and view all the answers

The portion of serous membrane that covers surfaces of organs found in body cavities is called the _____ portion.

<p>Visceral (D)</p> Signup and view all the answers

The serous membrane of the thoracic cavity is the _____.

<p>Pleura (D)</p> Signup and view all the answers

The membrane that lines the urinary tract is _____.

<p>Mucous (D)</p> Signup and view all the answers

Which of the following best describes the term ‘superior’?

<p>towards the head (D)</p> Signup and view all the answers

How many quadrants is the abdominopelvic cavity divided into?

<p>four (D)</p> Signup and view all the answers

Which plane divides the body into upper and lower parts?

<p>transverse plane (C)</p> Signup and view all the answers

What is the primary focus of anatomy?

<p>the structure of the body and its parts (A)</p> Signup and view all the answers

which structures within the cell is responsible for producing ATP?

<p>mitochondria (B)</p> Signup and view all the answers

Which term describes the movement of water across a selectively permeable membrane?

<p>Osmosis (A)</p> Signup and view all the answers

In the anatomical position, which way do the palms face?

<p>Forward (B)</p> Signup and view all the answers

Which of the following is NOT a primary function of connective tissue?

<p>Providing electrical impulses (B)</p> Signup and view all the answers

In which organ system would you primarily find neurons and neuroglia?

<p>Nervous system (D)</p> Signup and view all the answers

What is the main function of the integumentary system?

<p>Protecting the body from external damage (B)</p> Signup and view all the answers

Which anatomical term describes a structure located towards the midline of the body?

<p>Medial (B)</p> Signup and view all the answers

What is the correct order of increasing levels of organization in the human body?

<p>Cells, tissues, organs, systems, organism (D)</p> Signup and view all the answers

Which type of connective tissue stores fat in the body?

<p>Adipose tissue (B)</p> Signup and view all the answers

What is the main function of connective tissue in the body?

<p>To support and bind other tissues together (C)</p> Signup and view all the answers

What type of epithelial tissue is best suited for diffusion and filtration?

<p>simple squamous epithelium (A)</p> Signup and view all the answers

Which term describes a structure that is further from the midline of the body?

<p>Lateral (C)</p> Signup and view all the answers

In which body cavity would you find the stomach?

<p>Abdominal cavity (B)</p> Signup and view all the answers

What is the function of ribosomes in a cell?

<p>Protein synthesis (C)</p> Signup and view all the answers

How many abdominal regions are commonly identified?

<p>Nine (A)</p> Signup and view all the answers

What is the primary role of the plasma membrane in a cell?

<p>Regulating what enters and exits the cell (B)</p> Signup and view all the answers

What is the primary difference between anatomy and physiology?

<p>Anatomy refers to the structure of the body, while physiology refers to its function. (B)</p> Signup and view all the answers

Which body system is primarily responsible for regulating metabolic processes through hormones?

<p>Endocrine system (B)</p> Signup and view all the answers

Which plane divides the body into right and left parts?

<p>Sagittal plane (C)</p> Signup and view all the answers

Which type of tissue is responsible for the movement of the body?

<p>Muscle tissue (C)</p> Signup and view all the answers

What levels of organization make up the human body from simplest to most complex?

<p>molecules, cells, tissues, organs, systems (D)</p> Signup and view all the answers

Which of the following is a characteristic of living organisms?

<p>Ability to reproduce (A)</p> Signup and view all the answers

Which body cavity contains the heart?

<p>thoracic cavity (B)</p> Signup and view all the answers

What is the purpose of the anatomical position?

<p>To standardize the reference points for anatomical terminology (B)</p> Signup and view all the answers

Which body cavity houses the lungs?

<p>Thoracic cavity (A)</p> Signup and view all the answers

What is the first level of organization in the human body?

<p>Chemical level (C)</p> Signup and view all the answers

What type of epithelial tissue is specialized for secretion?

<p>Glandular epithelium (D)</p> Signup and view all the answers

Which of the following best describes homeostasis?

<p>The bodys ability to maintain a stable internal environment (A)</p> Signup and view all the answers

What is the primary function of connective tissue?

<p>Support and bind other tissues (D)</p> Signup and view all the answers

Which term describes the position of the shoulders in relation to the hips?

<p>Superior (C)</p> Signup and view all the answers

In anatomical terminology, what does distal refer to?

<p>Away from the trunk of the body (D)</p> Signup and view all the answers

Which organ system is responsible for the body's defense against pathogens?

<p>Immune system (B)</p> Signup and view all the answers

What body plane divides the body into right and left portions?

<p>Sagittal plane (D)</p> Signup and view all the answers

What is the primary role of the integumentary system?

<p>Protection from environmental hazards (B)</p> Signup and view all the answers

What term refers to the body position with the body standing upright arms at the sides, and paims facing forward?

<p>Anatomical position (A)</p> Signup and view all the answers

in anatomical terms, what does 'superior mean?

<p>Towards the head (A)</p> Signup and view all the answers

Which of the following is NOT one of the four major tissue types in the body?

<p>Cartography tissue (A)</p> Signup and view all the answers

The term that describes the ability of the body to maintain a stable internal environment is:

<p>Homeostasis (D)</p> Signup and view all the answers

What are the cavities called that contain the brain and spinal cord?

<p>Dorsal cavity (D)</p> Signup and view all the answers

Which organ system is primarily responsible for transportation of nutrients and oxygen throughout the body?

<p>Cardiovascular system (B)</p> Signup and view all the answers

What cellular structure is known as the powerhouse' of the cell?

<p>Mitochondria (C)</p> Signup and view all the answers

What is the main function of epithelial tissue?

<p>Protection (C)</p> Signup and view all the answers

Which branch of biology studies the structure of the body?

<p>Anatomy (B)</p> Signup and view all the answers

Which level of biological organization comes after tissues?

<p>Organs (D)</p> Signup and view all the answers

Flashcards

What organs are in the thoracic cavity?

The lungs and heart are located within the thoracic cavity, which is the chest cavity.

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