Which of the labeled structures in the diagram is a lamellated corpuscle?
a) A
b) B
c) C
d) D
e) E
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Question 2) Identify the structure found in a fetus that allows blood to flow directly from the pulmonary trunk into the aorta.
a) Fossa ovalis
b) Foramen ovale
c) Trabeculae carneae
d) Descending aorta
e) Ductus arteriosus
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Question 3) The first step in the visual transduction process that occurs in the retina is
a) activation of amacrine cells.
b) absorption of scattered light by the pigmented epithelium.
c) interruption of the dark current.
d) absorption of light by photopigments.
e) generation of action potentials in the optic nerve.
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Question 4) In the diagram, where is the perpendicular plate?
a) A
b) B
c) C
d) E
e) D
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Question 5) In the diagram, which structure helps return a stretched sarcomere to its resting length?
a) B
b) C
c) E
d) Both B and C
e) All of these choices are correct.
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Question 6) Which of the following labeled panels in the figure shows hyperextension?
a) C
b) E
c) F
d) G
e) I
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Question 7) Together the lentiform and caudate nuclei are known as the
a) globus pallidus.
b) putamen.
c) medial geniculate nucleus.
d) corpus striatum.
e) internal capsule.
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Question 8) Which of the following is the most important method of capillary exchange?
a) diffusion
b) transcytosis
c) bulk flow
d) primary active transport
e) secondary active transport
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Question 9) Which of the following conditions would result from hyposecretion of aldosterone?
a) Decreased heart rate
b) Decreased airway dilation
c) Dehydration
d) Decreased oxygen delivery to the brain
e) Metabolic acidosis
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Question 10) Which of the following blood cells release granules that intensify the inflammatory response and promote hypersensitivity (allergic) reactions?
a) Eosinophil
b) Monocyte
c) Lymphocyte
d) Basophil
e) Neutrophil
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