The intensity of a stimulus is indicated by the ________ of action potentials.
A) frequency
B) duration
C) speed
D) intensity
E) loss
Correct Answer:
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Q3: Odor molecules stimulate responses in:
A)olfactory receptors.
B)hair cells.
C)Pacinian
Q4: The _ membrane vibrates the hammer in
Q5: The malleus is also called the:
A)pinna.
B)hammer.
C)stirrup.
D)anvil.
E)cochlea.
Q6: Which mechanoreceptors are nearest the surface of
Q7: Photoreceptors include:
A)rods.
B)hair cells.
C)Pacinian corpuscles.
D)Meissner's corpuscles.
E)Ruffini corpuscles.
Q9: Receptor potentials cause _ to be released
Q10: The perception of sound depends on:
A)chemoreceptors.
B)photoreceptors.
C)thermoreceptors.
D)mechanoreceptors.
E)nociceptors.
Q11: A biological molecule that responds to a
Q12: Receptor potentials are _ the strength of
Q13: Which of the following is a mechanoreceptor?
A)olfactory
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