Question 1

Which of the following is true of vestibular nystagmus?

Accepted Answer

A) It consists of involuntary oscillations of the eyes. 
B) It may be a symptom of Ménière's disease. 
C) It is loss of equilibrium. 
D) All apply. 
A) It consists of involuntary oscillations of the eyes. 
B) It may be a symptom of Ménière's disease. 
C) It is loss of equilibrium. 
D) All apply.

Question 2

The lens is clear with no blood because it is made of dead cells.

Accepted Answer

A) True 
 B)False

Question 3

A greater bending of the stereocilia will increase the frequency of action potentials and will be perceived as a louder sound.

Accepted Answer

A) True 
 B)False

Question 4

What is found in the anterior cavity of the eyeball?

Accepted Answer

A) aqueous humor 
B) blood 
C) vitreous humor 
D) pigment 
A) aqueous humor 
B) blood 
C) vitreous humor 
D) pigment

Question 5

The optic radiations project fibers from the lateral geniculate nuclei to area

Accepted Answer

A) 9 of the occipital lobe. 
B) 19 of the occipital lobe. 
C) 17 of the occipital lobe. 
D) 21 of the occipital lobe. 
A) 9 of the occipital lobe. 
B) 19 of the occipital lobe. 
C) 17 of the occipital lobe. 
D) 21 of the occipital lobe.

Question 6

Which of the following is NOT true of outer hair cells of the organ of Corti?

Accepted Answer

A) innervated by motor neurons 
B) will shorten when depolarized and lengthen when hyperpolarized 
C) occur in multiple rows in each turn of the cochlear duct 
D) relay sound information by way of the vestibulocochlear nerve 
A) innervated by motor neurons 
B) will shorten when depolarized and lengthen when hyperpolarized 
C) occur in multiple rows in each turn of the cochlear duct 
D) relay sound information by way of the vestibulocochlear nerve

Question 7

Second-order neurons from the medial lemniscus and spinothalamic tracts synapse with third-order neurons in the thalamus.

Accepted Answer

A) True 
 B)False

Question 8

Those who suffer from macular degeneration lose clarity of vision provided by the fovea.

Accepted Answer

A) True 
 B)False

Question 9

Conduction deafness occurs due to loss of hair cells in the cochlea.

Accepted Answer

A) True 
 B)False

Question 10

Functional classes of sensory receptors include chemoreceptors and thermoreceptors.

Accepted Answer

A) True 
 B)False

Question 11

Sensorineural deafness can be caused by all of the following except

Accepted Answer

A) excessively loud noises. 
B) build up of wax in the ears. 
C) damage to the cochlear nerve. 
D) loss of hair cells in the cochlea. 
A) excessively loud noises. 
B) build up of wax in the ears. 
C) damage to the cochlear nerve. 
D) loss of hair cells in the cochlea.

Question 12

What is the role of sustentacular cells in the olfactory epithelium?

Accepted Answer

A) produce new bipolar receptor cells 
B) to oxidize volatile hydrophobic odorant molecules to make them less soluble 
C) to repair damaged receptor cells 
D) to form basal stem cells 
A) produce new bipolar receptor cells 
B) to oxidize volatile hydrophobic odorant molecules to make them less soluble 
C) to repair damaged receptor cells 
D) to form basal stem cells

Question 13

What causes the release of neurotransmitters from sweet and umami tastes?

Accepted Answer

A) opening of extracellular Ca2+ channels 
B) closing of K+ channels 
C) release of Ca2+ from endoplasmic reticulum 
D) closing of Na+ channels 
A) opening of extracellular Ca2+ channels 
B) closing of K+ channels 
C) release of Ca2+ from endoplasmic reticulum 
D) closing of Na+ channels

Question 14

Which of the following statements is true?

Accepted Answer

A) Our senses can perceive a wide range of energies. 
B) Different modalities of sensations have different types of impulses. 
C) Sensory receptors transduce different forms of physical energy to nerve impulses. 
D) The brain cannot distinguish between impulses of cold and heat. 
A) Our senses can perceive a wide range of energies. 
B) Different modalities of sensations have different types of impulses. 
C) Sensory receptors transduce different forms of physical energy to nerve impulses. 
D) The brain cannot distinguish between impulses of cold and heat.

Question 15

The outermost layer of the eyeball is the

Accepted Answer

A) choroid. 
B) retina. 
C) sclera. 
D) lens. 
A) choroid. 
B) retina. 
C) sclera. 
D) lens.

Question 16

Loss of accommodation with age is

Accepted Answer

A) astigmatism. 
B) myopia. 
C) hyperopia. 
D) presbyopia. 
A) astigmatism. 
B) myopia. 
C) hyperopia. 
D) presbyopia.

Question 17

Age-related hearing impairment is known as

Accepted Answer

A) presbycusis. 
B) presbyopia. 
C) conduction deafness. 
D) otosclerosis. 
A) presbycusis. 
B) presbyopia. 
C) conduction deafness. 
D) otosclerosis.

Question 18

The letter 'âF1F1F1S1F1F1F10'' would be projected onto the retina as

Accepted Answer

A) âF1F1F1S1F1F1F10' 
B) âF1F1F1S1F1F1F10› 
C) âF1F1F1S1F1F1F10F1F1F1S1F1F1F10 
D) âF1F1F1S1F1F1F10˜ 
A) âF1F1F1S1F1F1F10' 
B) âF1F1F1S1F1F1F10› 
C) âF1F1F1S1F1F1F10F1F1F1S1F1F1F10 
D) âF1F1F1S1F1F1F10˜

Question 19

The ________________________ is a membrane ion channel on sensory neurons that responds to cold in the 8º to 28ºC range by producing a depolarization.

Accepted Answer

A) capsaicin receptor 
B) two-point threshold 
C) cold or menthol receptor 
D) pacinian corpuscle 
A) capsaicin receptor 
B) two-point threshold 
C) cold or menthol receptor 
D) pacinian corpuscle

Question 20

A common visual impairment in older people that is caused by damage to the central fovea is

Accepted Answer

A) geniculostriatum. 
B) retinitis pigmentosa. 
C) macular degeneration. 
D) bleaching. 
A) geniculostriatum. 
B) retinitis pigmentosa. 
C) macular degeneration. 
D) bleaching.

Which of the following is true of vestibular nystagmus?

The lens is clear with no blood because it is made of dead cells.

A greater bending of the stereocilia will increase the frequency of action potentials and will be perceived as a louder sound.

What is found in the anterior cavity of the eyeball?

The optic radiations project fibers from the lateral geniculate nuclei to area

Which of the following is NOT true of outer hair cells of the organ of Corti?

Second-order neurons from the medial lemniscus and spinothalamic tracts synapse with third-order neurons in the thalamus.

Those who suffer from macular degeneration lose clarity of vision provided by the fovea.

Conduction deafness occurs due to loss of hair cells in the cochlea.

Functional classes of sensory receptors include chemoreceptors and thermoreceptors.

Sensorineural deafness can be caused by all of the following except

What is the role of sustentacular cells in the olfactory epithelium?

What causes the release of neurotransmitters from sweet and umami tastes?

Which of the following statements is true?

The outermost layer of the eyeball is the

Loss of accommodation with age is

Age-related hearing impairment is known as

The letter 'â'' would be projected onto the retina as

The ________________________ is a membrane ion channel on sensory neurons that responds to cold in the 8º to 28ºC range by producing a depolarization.

A common visual impairment in older people that is caused by damage to the central fovea is

The Study of Body Function

Chemical Composition of the Body

Cell Structure and Genetic Control

Enzymes and Energy

Cell Respiration and Metabolism

Interactions Between Cells and the Extracellular Environment

The Nervous System: Neurons and Synapses

The Central Nervous System

The Autonomic Nervous System

Endocrine Glands: Secretion and Action of Hormones

Muscle: Mechanisms of Contraction and Neural Control

Blood,Heart and Circulation

Cardiac Output,Blood Flow,and Blood Pressure

The Immune System

Respiratory Physiology

Physiology of the Kidneys

The Digestive System

Regulation and Metabolism

Reproduction

Filters

Exam 10: Sensory Physiology

Which of the following is true of vestibular nystagmus?

The lens is clear with no blood because it is made of dead cells.

A greater bending of the stereocilia will increase the frequency of action potentials and will be perceived as a louder sound.

What is found in the anterior cavity of the eyeball?

The optic radiations project fibers from the lateral geniculate nuclei to area

Which of the following is NOT true of outer hair cells of the organ of Corti?

Second-order neurons from the medial lemniscus and spinothalamic tracts synapse with third-order neurons in the thalamus.

Those who suffer from macular degeneration lose clarity of vision provided by the fovea.

Conduction deafness occurs due to loss of hair cells in the cochlea.

Functional classes of sensory receptors include chemoreceptors and thermoreceptors.

Sensorineural deafness can be caused by all of the following except

What is the role of sustentacular cells in the olfactory epithelium?

What causes the release of neurotransmitters from sweet and umami tastes?

Which of the following statements is true?

The outermost layer of the eyeball is the

Loss of accommodation with age is

Age-related hearing impairment is known as

The letter 'â'' would be projected onto the retina as

The ________________________ is a membrane ion channel on sensory neurons that responds to cold in the 8º to 28ºC range by producing a depolarization.

A common visual impairment in older people that is caused by damage to the central fovea is

The Study of Body Function

Chemical Composition of the Body

Cell Structure and Genetic Control

Enzymes and Energy

Cell Respiration and Metabolism

Interactions Between Cells and the Extracellular Environment

The Nervous System: Neurons and Synapses

The Central Nervous System

The Autonomic Nervous System

Endocrine Glands: Secretion and Action of Hormones

Muscle: Mechanisms of Contraction and Neural Control

Blood,Heart and Circulation

Cardiac Output,Blood Flow,and Blood Pressure

The Immune System

Respiratory Physiology

Physiology of the Kidneys

The Digestive System

Regulation and Metabolism

Reproduction

Filters