Exam 4 Practice Questions - Biol 223A
Study online at https://quizlet.com/_jjkoa6
1. Olfactory sensory neurons are short-lived and, there- B. mitotic division and dif-
fore, replaced frequently. How does this turnover hap- ferentiation of basal ep-
pen? ithelial cells
A. mitotic division and differentiation of odorants
B. mitotic division and differentiation of basal epithe-
lial cells
C. mitotic division of olfactory sensory neurons
D. mitotic division and differentiation of supporting
cells
2. When the tympanic membrane vibrates with the same B. resonance
frequency as the incoming sound waves it is known as:
*the right combination of
A. amplitude. frequencies and ampli-
B. resonance. tudes including the tym-
C. cycles. panic membrane will be-
D. hertz. gin to vibrate at the same
E. pitch. frequency as the sound =
RESONANCE
3. The taste sensation that is triggered by the amino acid E. umami
glutamate is known as:
A. peppery.
B. salty.
C. sweet.
D. sour.
E. umami
4. A person with damage to this part of the brain (indicat- A. interpreting sounds and
ed by the arrow) will have normal acoustic reflexes but recognizing a pattern in
will have difficulty performing which of the following them
, Exam 4 Practice Questions - Biol 223A
Study online at https://quizlet.com/_jjkoa6
functions?
A. interpreting sounds and recognizing a pattern in
them
B. directing input from the thalamus to the brainstem
C. sending auditory information to the midbrain
D. directing a variety of motor reflexes to sound
5. Which of these is NOT a type of photoreceptor? D. yellow cone
A. red cone
B. blue cone
C. green cone
D. yellow cone
6. The following steps occur in rods when they are excited B. 3, 6, 5, 2, 1, 4
by photons of light. What is the proper sequence for
these steps?
In order:
1. Membrane sodium channels close. 1. retinal changes from
2. Increased phosphodiesterase breaks down cGMP. the 11-cis form to 11-trans
3. Retinal changes from the 11-cis form to the 11-trans form
form. 2. Opsin activation occurs
4. The membrane hyperpolarizes and the rate of neu- 3. Opsin activates trans-
rotransmitter release declines. ducin
5. Opsin activates transducin. 4. increased phospho-
6. Opsin activation occurs. diesterase breaks down
cGMP
5. Membrane sodium
A. 6, 3, 5, 2, 1, 4 channels close
B. 3, 6, 5, 2, 1, 4 6. The membrane hyper-
C. 1, 6, 5, 2, 4, 3 polarizes and the rate of
, Exam 4 Practice Questions - Biol 223A
Study online at https://quizlet.com/_jjkoa6
D. 1, 3, 4, 5, 6, 2 neurotransmitter release
E. 3, 6, 5, 1, 2, 4 declines
7. Which of the following is not one of the six primary D. peppery
taste sensations?
A. umami
B. salty
C. sour
D. peppery
E. sweet
8. The ________ convey(s) information about head position E. utricle and the saccule
with respect to gravity.
A. cochlea
B. utricle
C. ampulla
D. saccule
E. utricle and the saccule
9. Olfactory information is sent to all of the following A. thalamus
areas EXCEPT the __________.
A. thalamus
B. limbic system
C. olfactory cortex
D. hypothalamus
10. Movement of the endolymph in the semicircular B. signals rotational move-
canals: ments
A. signals linear acceleration.
B. signals rotational movements.
Study online at https://quizlet.com/_jjkoa6
1. Olfactory sensory neurons are short-lived and, there- B. mitotic division and dif-
fore, replaced frequently. How does this turnover hap- ferentiation of basal ep-
pen? ithelial cells
A. mitotic division and differentiation of odorants
B. mitotic division and differentiation of basal epithe-
lial cells
C. mitotic division of olfactory sensory neurons
D. mitotic division and differentiation of supporting
cells
2. When the tympanic membrane vibrates with the same B. resonance
frequency as the incoming sound waves it is known as:
*the right combination of
A. amplitude. frequencies and ampli-
B. resonance. tudes including the tym-
C. cycles. panic membrane will be-
D. hertz. gin to vibrate at the same
E. pitch. frequency as the sound =
RESONANCE
3. The taste sensation that is triggered by the amino acid E. umami
glutamate is known as:
A. peppery.
B. salty.
C. sweet.
D. sour.
E. umami
4. A person with damage to this part of the brain (indicat- A. interpreting sounds and
ed by the arrow) will have normal acoustic reflexes but recognizing a pattern in
will have difficulty performing which of the following them
, Exam 4 Practice Questions - Biol 223A
Study online at https://quizlet.com/_jjkoa6
functions?
A. interpreting sounds and recognizing a pattern in
them
B. directing input from the thalamus to the brainstem
C. sending auditory information to the midbrain
D. directing a variety of motor reflexes to sound
5. Which of these is NOT a type of photoreceptor? D. yellow cone
A. red cone
B. blue cone
C. green cone
D. yellow cone
6. The following steps occur in rods when they are excited B. 3, 6, 5, 2, 1, 4
by photons of light. What is the proper sequence for
these steps?
In order:
1. Membrane sodium channels close. 1. retinal changes from
2. Increased phosphodiesterase breaks down cGMP. the 11-cis form to 11-trans
3. Retinal changes from the 11-cis form to the 11-trans form
form. 2. Opsin activation occurs
4. The membrane hyperpolarizes and the rate of neu- 3. Opsin activates trans-
rotransmitter release declines. ducin
5. Opsin activates transducin. 4. increased phospho-
6. Opsin activation occurs. diesterase breaks down
cGMP
5. Membrane sodium
A. 6, 3, 5, 2, 1, 4 channels close
B. 3, 6, 5, 2, 1, 4 6. The membrane hyper-
C. 1, 6, 5, 2, 4, 3 polarizes and the rate of
, Exam 4 Practice Questions - Biol 223A
Study online at https://quizlet.com/_jjkoa6
D. 1, 3, 4, 5, 6, 2 neurotransmitter release
E. 3, 6, 5, 1, 2, 4 declines
7. Which of the following is not one of the six primary D. peppery
taste sensations?
A. umami
B. salty
C. sour
D. peppery
E. sweet
8. The ________ convey(s) information about head position E. utricle and the saccule
with respect to gravity.
A. cochlea
B. utricle
C. ampulla
D. saccule
E. utricle and the saccule
9. Olfactory information is sent to all of the following A. thalamus
areas EXCEPT the __________.
A. thalamus
B. limbic system
C. olfactory cortex
D. hypothalamus
10. Movement of the endolymph in the semicircular B. signals rotational move-
canals: ments
A. signals linear acceleration.
B. signals rotational movements.
