Podcast
Questions and Answers
Why are sympathetic responses generally widespread throughout the body?
Why are sympathetic responses generally widespread throughout the body?
- Preganglionic fibers are long, enabling widespread innervation.
- Preganglionic fibers are short, allowing for rapid signal transmission.
- NE and epinephrine are secreted into the blood as part of the sympathetic response. (correct)
- Inactivation of ACh is fairly slow, prolonging its effects.
Sympathetic nerves may originate from which region of the spinal cord?
Sympathetic nerves may originate from which region of the spinal cord?
- First thoracic vertebra (correct)
- Third lumbar vertebra
- First coccyx vertebra
- Second cervical vertebra
What is the main component found within autonomic ganglia?
What is the main component found within autonomic ganglia?
- Synapses between preganglionic fibers and their effectors (correct)
- The cell bodies and dendrites of motor neurons
- Both somatic afferent and efferent neurons
- An outer connective tissue capsule around the cell bodies of preganglionic motor neurons
Which cranial nerve's parasympathetic fibers stimulate many large glands in the head, such as the nasal and lacrimal glands?
Which cranial nerve's parasympathetic fibers stimulate many large glands in the head, such as the nasal and lacrimal glands?
Fibers that enter and leave the sympathetic trunks without synapsing form what structures?
Fibers that enter and leave the sympathetic trunks without synapsing form what structures?
Which of the following is NOT a plexus associated with the vagus (X) nerve?
Which of the following is NOT a plexus associated with the vagus (X) nerve?
Which of the following describes a parasagittal plane?
Which of the following describes a parasagittal plane?
Which organ or structure would most likely be found in the left iliac region?
Which organ or structure would most likely be found in the left iliac region?
The parietal pleura represents a serous membrane that performs what function?
The parietal pleura represents a serous membrane that performs what function?
Amino acids joining together to make a peptide is a good example of which type of reaction?
Amino acids joining together to make a peptide is a good example of which type of reaction?
Which of the following is NOT considered a factor influencing a reactions rate?
Which of the following is NOT considered a factor influencing a reactions rate?
Which of the following cellular structures would aid a cell in absorbing more nutrients?
Which of the following cellular structures would aid a cell in absorbing more nutrients?
Which statement accurately describes the relationship between the concentration gradient and net diffusion?
Which statement accurately describes the relationship between the concentration gradient and net diffusion?
In a tissue type that experiences a significant amount of mechanical stress, such as the lining of the intestines, which type of intercellular junction would you expect to be most abundant?
In a tissue type that experiences a significant amount of mechanical stress, such as the lining of the intestines, which type of intercellular junction would you expect to be most abundant?
Which of the following statements accurately describes connective tissue?
Which of the following statements accurately describes connective tissue?
What is the correct statement regarding the activity of stem cells in connective tissue?
What is the correct statement regarding the activity of stem cells in connective tissue?
Select the correct statement regarding tissue repair.
Select the correct statement regarding tissue repair.
Choose the correct statement regarding epithelia.
Choose the correct statement regarding epithelia.
Which statement accurately describes adipose tissue?
Which statement accurately describes adipose tissue?
Friction ridges seen in fingerprints are highly variable among different people but very similar between identical twins. What does this indicate?
Friction ridges seen in fingerprints are highly variable among different people but very similar between identical twins. What does this indicate?
Which of the following statements indicates the way in which the body's natural defenses protect the skin from the effects of UV damage?
Which of the following statements indicates the way in which the body's natural defenses protect the skin from the effects of UV damage?
Changes in skin color can indicate a homeostatic imbalance. What skin presentation would indicate a liver disease resulting in elevated bilirubin?
Changes in skin color can indicate a homeostatic imbalance. What skin presentation would indicate a liver disease resulting in elevated bilirubin?
A dendritic or Langerhans is a specialized what?
A dendritic or Langerhans is a specialized what?
What are the most important factors influencing hair growth?
What are the most important factors influencing hair growth?
Which of the following is a bone disorder characterized by excessive and haphazard bone deposit and resorption?
Which of the following is a bone disorder characterized by excessive and haphazard bone deposit and resorption?
Choose which bone marking type would likely increase in size when a weight lifter repeatedly exercises muscles that attach to it.
Choose which bone marking type would likely increase in size when a weight lifter repeatedly exercises muscles that attach to it.
The structure of bone tissue suits the function. Which of the following bone tissues is adapted to support weight and withstand torsion stresses?
The structure of bone tissue suits the function. Which of the following bone tissues is adapted to support weight and withstand torsion stresses?
Yellow bone marrow primarily serves as a storage site for what substance?
Yellow bone marrow primarily serves as a storage site for what substance?
The cell type responsible for secreting the matrix of bone is what?
The cell type responsible for secreting the matrix of bone is what?
The bones in the skull have many different names but what are the boundaries of each bone? Where do they start and stop?
The bones in the skull have many different names but what are the boundaries of each bone? Where do they start and stop?
Which of the following can be considered a function of the paranasal sinuses?
Which of the following can be considered a function of the paranasal sinuses?
Which of the bones of the skull would you also refer to as a cheekbone?
Which of the bones of the skull would you also refer to as a cheekbone?
Which of the following bones would be most associated with housing the special sense organs?
Which of the following bones would be most associated with housing the special sense organs?
Which of the following would be most associated with process of warming, humidifying, and filtering the air we inhale?
Which of the following would be most associated with process of warming, humidifying, and filtering the air we inhale?
Which of the following is the best description for the function of the cranial bones?
Which of the following is the best description for the function of the cranial bones?
The sphenoid bone is sometimes referred to as a "key stone" of the skull. This is due to the fact that...
The sphenoid bone is sometimes referred to as a "key stone" of the skull. This is due to the fact that...
The sella turcica is part of which bone and houses which gland?
The sella turcica is part of which bone and houses which gland?
From the list below, select the least likely explanation for the relatively high mobility of the arms.
From the list below, select the least likely explanation for the relatively high mobility of the arms.
The proximal end of the ulna illustrates the relationship of form and function. The rounded trochlear notch articulates with the hourglass shape of the trochlea. This forms a joint that allows for...
The proximal end of the ulna illustrates the relationship of form and function. The rounded trochlear notch articulates with the hourglass shape of the trochlea. This forms a joint that allows for...
The proximal end of the radius illustrates the relationship of form and function. The cup-like surface of the radial head articulates with the rounded shape of the capitulum. This forms a joint that allows for...
The proximal end of the radius illustrates the relationship of form and function. The cup-like surface of the radial head articulates with the rounded shape of the capitulum. This forms a joint that allows for...
Baseball pitchers often require "Tommy John" surgery to repair damage to their elbow. Which ligament would this surgery target?
Baseball pitchers often require "Tommy John" surgery to repair damage to their elbow. Which ligament would this surgery target?
An example of an interosseous fibrous joint is what?
An example of an interosseous fibrous joint is what?
Flashcards
Widespread Sympathetic Responses
Widespread Sympathetic Responses
Widespread sympathetic responses occur because norepinephrine and epinephrine are secreted into the blood.
Sympathetic Nerve Exit Point
Sympathetic Nerve Exit Point
Sympathetic nerves may leave the spinal cord at the first thoracic vertebra.
Autonomic Ganglia Contents
Autonomic Ganglia Contents
Autonomic ganglia contain the cell bodies and dendrites of motor neurons.
Nerve VII and Gland Stimulation
Nerve VII and Gland Stimulation
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Splanchnic Nerves
Splanchnic Nerves
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Parasagittal Plane
Parasagittal Plane
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Left Iliac Region
Left Iliac Region
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Parietal Pleura
Parietal Pleura
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Peptide Formation
Peptide Formation
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Factors affecting the rate of reaction
Factors affecting the rate of reaction
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Microvilli Function
Microvilli Function
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Net Diffusion Rate
Net Diffusion Rate
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Desmosomes Rich Tissue
Desmosomes Rich Tissue
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Collagen Fiber Strength
Collagen Fiber Strength
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"Blast" Cells
"Blast" Cells
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Inflammation in Repair
Inflammation in Repair
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Stratified Epithelia Location
Stratified Epithelia Location
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Adipose Tissue Function
Adipose Tissue Function
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Friction Ridges
Friction Ridges
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Natural Sunscreen
Natural Sunscreen
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Jaundice Indication
Jaundice Indication
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Langerhans Cell Type
Langerhans Cell Type
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Hair Growth Factors
Hair Growth Factors
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Paget's Disease
Paget's Disease
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Trochanter Size Increase
Trochanter Size Increase
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Compact Bone Function
Compact Bone Function
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Yellow Marrow Composition
Yellow Marrow Composition
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Osteoblast Function
Osteoblast Function
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Skull Bone Boundaries
Skull Bone Boundaries
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Paranasal Sinuses Function
Paranasal Sinuses Function
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Cheekbone Name
Cheekbone Name
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Special Sense Housing
Special Sense Housing
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Cranial Bones Function
Cranial Bones Function
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Skull keystone
Skull keystone
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Sella turcica houses
Sella turcica houses
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Reasons for high mobility of the arms
Reasons for high mobility of the arms
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Elbow motion
Elbow motion
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Forearm motion
Forearm motion
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Interosseous fibrous joint
Interosseous fibrous joint
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Study Notes
- Sympathetic responses are widespread because norepinephrine and epinephrine are secreted into the blood.
- Sympathetic nerves may leave the spinal cord at the first thoracic vertebra.
- Autonomic ganglia contain the cell bodies and dendrites of motor neurons.
- The parasympathetic fibers of the facial (VII) nerve stimulate many large glands in the head such as the nasal and lacrimal glands.
- Fibers that enter and leave the sympathetic trunks without synapsing form structures called splanchnic nerves.
- The inferior hypogastric is NOT a plexus of the vagus (X) nerve.
- A parasagittal plane describes any sagittal plane except in the midline.
- Intestines are found in the left iliac region.
- The parietal pleura represents a serous membrane lining the thoracic cavity.
- Amino acids joining together to make a peptide is an example of synthesis.
- Time is NOT considered a factor in influencing a reaction rate.
- Microvilli allow a cell to absorb more nutrients.
- The greater the concentration gradient, the faster the rate of net diffusion.
- Desmosomes are abundant in tissue undergoing mechanical stress, like the intestinal lining.
- Collagen fibers provide high tensile strength in connective tissue.
- "Blast" cells are undifferentiated and actively dividing stem cells of connective tissue.
- Inflammation causes capillaries to dilate and become permeable during tissue repair.
- Stratified epithelia are present where protection from abrasion is important.
- Adipose tissue's primary function is nutrient storage.
- Friction ridges are genetically determined
- Prolonged sun exposure induces melanin dispersion, acting as a natural sunscreen.
- Yellowish tint to the skin and sclera of eyes indicate liver disease, such as hepatitis, resulting in elevated bilirubin.
- A dendritic or Langerhans cell is a specialized phagocytic cell.
- Nutrition and hormones are the most important factors influencing hair growth.
- Paget's disease is a bone disorder characterized by excessive and haphazard bone deposit and resorption.
- Trochanters are bone marking types that would likely increase in size when a weight lifter repeatedly exercises muscles that attach to it.
Bone Tissue
- Compact bone tissue supports weight and withstands torsion stresses.
- Yellow bone marrow contains a large percentage of fat.
- Osteoblasts secrete the matrix of bone.
- Bones of the skull are separated by immobile joints called sutures.
- Sinuses take away a minimal amount of strength from bones while reducing the weight of bones.
- The zygomatic bone is referred to as a cheekbone.
- The nasal cavity houses the special sense organs.
- The temporal bones are associated with the process of warming, humidifying, and filtering inhaled air.
- Cranial bones provide protection for the brain.
- The sphenoid is the "key stone" of the skull because it articulates (joins) with all other skull bones (excluding the mandible).
- The sella turcica is part of the sphenoid bone and houses the pituitary gland.
- The subscapular notch is Least likely explanation for the relatively high mobility of the arms.
- The hinge like motion of the forearm is because The proximal end of the ulna illustrates the relationship of form and function.
- The rotational motion of the forearm is because the proximal end of the radius helps articulates with the rounded shape of the capitulum
- Baseball pitchers often require "Tommy John" surgery to repair damage to their elbow to the ulnar collateral ligament.
- An example of an interosseous fibrous joint is the radius and ulna along its length.
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