Question 1

Night blindness could be caused by

Accepted Answer

A)  a lack of cones. 
B)  a lack of iodopsin. 
C)  a lack of rhodopsin. 
D)  too much vitamin A in the diet. 
E)  a lack of vitamin C in the diet. 
A)  a lack of cones. 
B)  a lack of iodopsin. 
C)  a lack of rhodopsin. 
D)  too much vitamin A in the diet. 
E)  a lack of vitamin C in the diet.

Question 2

The transparent mucous membrane that covers the anterior white surface of the eye is the ________.

Accepted Answer

A)  conjunctival fornix 
B)  surface conjunctiva 
C)  bulbar conjunctiva 
D)  palpebral conjunctiva 
E)  sclera 
A)  conjunctival fornix 
B)  surface conjunctiva 
C)  bulbar conjunctiva 
D)  palpebral conjunctiva 
E)  sclera

Question 3

Which of the following structures is considered to be an accessory structure of the eye?

Accepted Answer

A)  Lens 
B)  Retina 
C)  Sclera 
D)  Palpebrae 
E)  Cornea 
A)  Lens 
B)  Retina 
C)  Sclera 
D)  Palpebrae 
E)  Cornea

Question 4

Adjustment to close-range vision involves all of the following except

Accepted Answer

A)  activity of the extrinsic eye muscles. 
B)  change in the curvature of the lens. 
C)  constriction of the pupil. 
D)  ciliary muscle activity. 
E)  light adaptation. 
A)  activity of the extrinsic eye muscles. 
B)  change in the curvature of the lens. 
C)  constriction of the pupil. 
D)  ciliary muscle activity. 
E)  light adaptation.

Question 5

Olfaction is the sense of ________.

Accepted Answer

A)  balance 
B)  hearing 
C)  vision 
D)  smell 
E)  taste 
A)  balance 
B)  hearing 
C)  vision 
D)  smell 
E)  taste

Question 6

Match the description of the disease or disorder of the eye with its correct name.
-Astigmatism

Accepted Answer

A) Difficulty seeing distant objects 
B) A type of refractory error 
C) Clouding of the lens of the eye 
D) Increased intraocular pressure that can lead to loss of vision 
E) Loss of acute central vision 
A) Difficulty seeing distant objects 
B) A type of refractory error 
C) Clouding of the lens of the eye 
D) Increased intraocular pressure that can lead to loss of vision 
E) Loss of acute central vision

Question 7

Which of the following is NOT a cell type found in taste buds?

Accepted Answer

A)  Mitral cells 
B)  Supporting cells 
C)  Basal cells 
D)  Taste cells 
A)  Mitral cells 
B)  Supporting cells 
C)  Basal cells 
D)  Taste cells

Question 8

Each upward movement of the basilar membrane causes the stereocilia of the inner hair cells to bend, opening ________ gates.

Accepted Answer

A)  K+ 
B)  Na+ 
C)  Ca2+ 
D)  Cl− 
E)  Mg2+ 
A)  K+ 
B)  Na+ 
C)  Ca2+ 
D)  Cl− 
E)  Mg2+

Question 9

When you spin while sitting in a swivel chair with your eyes closed, you can sense this movement by means of your ________.

Accepted Answer

A)  cochlea 
B)  saccule 
C)  semicircular ducts 
D)  utricle 
E)  spiral organ 
A)  cochlea 
B)  saccule 
C)  semicircular ducts 
D)  utricle 
E)  spiral organ

Question 10

Oscillation of the eyes during the tracking of something in motion is called ________.

Accepted Answer

A)  nystagmus 
B)  vertigo 
C)  scotoma 
D)  ptosis 
E)  otitis media 
A)  nystagmus 
B)  vertigo 
C)  scotoma 
D)  ptosis 
E)  otitis media

Question 11

The cornea is relatively easy to transplant because

Accepted Answer

A)  its proteoglycan content is high. 
B)  it is easy to access and is avascular. 
C)  it has an extensive blood supply. 
D)  its high immunological activity prevents infection. 
E)  it is not attached to the eye. 
A)  its proteoglycan content is high. 
B)  it is easy to access and is avascular. 
C)  it has an extensive blood supply. 
D)  its high immunological activity prevents infection. 
E)  it is not attached to the eye.

Question 12

Match the description of the disease or disorder of the eye with its correct name.
-Macular degeneration

Accepted Answer

A) Difficulty seeing distant objects 
B) A type of refractory error 
C) Clouding of the lens of the eye 
D) Increased intraocular pressure that can lead to loss of vision 
E) Loss of acute central vision 
A) Difficulty seeing distant objects 
B) A type of refractory error 
C) Clouding of the lens of the eye 
D) Increased intraocular pressure that can lead to loss of vision 
E) Loss of acute central vision

Question 13

Which of the following functions is carried out by both aqueous and vitreous humor?

Accepted Answer

A)  Cleanses the eye 
B)  Nourishment of the eye 
C)  Refraction of light rays 
D)  Generation of a visual image 
E)  Controls the amount of light entering the eye 
A)  Cleanses the eye 
B)  Nourishment of the eye 
C)  Refraction of light rays 
D)  Generation of a visual image 
E)  Controls the amount of light entering the eye

Question 14

Match the term associated with vision with the appropriate description.
-Visual field

Accepted Answer

A) The area that can be seen with the eyes open 
B) Opening in the orbit through which the optic nerve passes 
C) The cerebral area that integrates messages from retina 
D) Area where medial ganglion cell axons cross over 
E) The route of the ganglionic axons beyond the chiasma 
A) The area that can be seen with the eyes open 
B) Opening in the orbit through which the optic nerve passes 
C) The cerebral area that integrates messages from retina 
D) Area where medial ganglion cell axons cross over 
E) The route of the ganglionic axons beyond the chiasma

Question 15

Megan thinks she has a great new way to help her remember her anatomy notes. She wears a certain perfume only when she studies for the exam and the day of the exam. What is Megan attempting to stimulate in this exercise?

Accepted Answer

A)  The secondary olfactory areas of the brain 
B)  The insula 
C)  The Broca area 
D)  The primary sensory area 
A)  The secondary olfactory areas of the brain 
B)  The insula 
C)  The Broca area 
D)  The primary sensory area

Question 16

Match the term associated with vision with the appropriate description.
-Optic tract

Accepted Answer

A) The area that can be seen with the eyes open 
B) Opening in the orbit through which the optic nerve passes 
C) The cerebral area that integrates messages from retina 
D) Area where medial ganglion cell axons cross over 
E) The route of the ganglionic axons beyond the chiasma 
A) The area that can be seen with the eyes open 
B) Opening in the orbit through which the optic nerve passes 
C) The cerebral area that integrates messages from retina 
D) Area where medial ganglion cell axons cross over 
E) The route of the ganglionic axons beyond the chiasma

Question 17

When you travel in an elevator, what senses when the elevator is moving?

Accepted Answer

A)  The inner hair cells of the basilar membrane 
B)  The outer hair cells of the basilar membrane 
C)  The hair cells of the tectorial membrane 
D)  The hair cells of the crista ampullaris of the semicircular ducts 
E)  The hair cells of the otolithic membrane of the vestibule 
A)  The inner hair cells of the basilar membrane 
B)  The outer hair cells of the basilar membrane 
C)  The hair cells of the tectorial membrane 
D)  The hair cells of the crista ampullaris of the semicircular ducts 
E)  The hair cells of the otolithic membrane of the vestibule

Question 18

The taste cortex is located in the ________.

Accepted Answer

A)  frontal lobe 
B)  insula 
C)  temporal lobe 
D)  parietal lobe 
A)  frontal lobe 
B)  insula 
C)  temporal lobe 
D)  parietal lobe

Question 19

Match the structure of the ear with the appropriate description.
-External ear

Accepted Answer

A) Eardrum 
B) Part of the ear that contains the organ of hearing 
C) Includes the pinna and external auditory canal 
D) Fleshy portion of the external ear 
E) Air-filled space within the temporal bone 
A) Eardrum 
B) Part of the ear that contains the organ of hearing 
C) Includes the pinna and external auditory canal 
D) Fleshy portion of the external ear 
E) Air-filled space within the temporal bone

Question 20

Why does inhaling deeply and slowly through the nose help to identify an odor?

Accepted Answer

A)  More air containing the odor is brought into contact with the olfactory epithelium. 
B)  Impulses originate slowly in the olfactory epithelium. 
C)  The tissue needs more time in contact with the odor. 
D)  Threshold for odor detection is high. 
E)  Receptors in the olfactory epithelium are highly specific. 
A)  More air containing the odor is brought into contact with the olfactory epithelium. 
B)  Impulses originate slowly in the olfactory epithelium. 
C)  The tissue needs more time in contact with the odor. 
D)  Threshold for odor detection is high. 
E)  Receptors in the olfactory epithelium are highly specific.

Exam 15: The Special Senses

Night blindness could be caused by

The transparent mucous membrane that covers the anterior white surface of the eye is the ________.

Which of the following structures is considered to be an accessory structure of the eye?

Adjustment to close-range vision involves all of the following except

Olfaction is the sense of ________.

Match the description of the disease or disorder of the eye with its correct name. -Astigmatism

Which of the following is NOT a cell type found in taste buds?

Each upward movement of the basilar membrane causes the stereocilia of the inner hair cells to bend, opening ________ gates.

When you spin while sitting in a swivel chair with your eyes closed, you can sense this movement by means of your ________.

Oscillation of the eyes during the tracking of something in motion is called ________.

The cornea is relatively easy to transplant because

Match the description of the disease or disorder of the eye with its correct name. -Macular degeneration

Which of the following functions is carried out by both aqueous and vitreous humor?

Match the term associated with vision with the appropriate description. -Visual field

Megan thinks she has a great new way to help her remember her anatomy notes. She wears a certain perfume only when she studies for the exam and the day of the exam. What is Megan attempting to stimulate in this exercise?

Match the term associated with vision with the appropriate description. -Optic tract

When you travel in an elevator, what senses when the elevator is moving?

The taste cortex is located in the ________.

Match the structure of the ear with the appropriate description. -External ear

Why does inhaling deeply and slowly through the nose help to identify an odor?

The Human Organism

The Chemical Basis of Life

Cell Biology

Tissues

Integumentary System

Skeletal System: Bones and Bone Tissue

Skeletal System: Gross Anatomy

Joint and Movement

Muscular System: Histology and Physiology

Muscular System: Gross Anatomy

Functional Organization of Nervous Tissue

Spinal Cord and Spinal Nerves

Brain and Cranial Nerves

Integration of Nervous System Functions

Autonomic Nervous System

Functional Organization of the Endocrine System

Endocrine Glands

Cardiovascular System: Blood

Cardiovascular System: the Heart

Cardiovascular System: Blood Vessels and Circulation

Lymphatic System and Immunity

Respiratory System

Digestive System

Nutrition, Metabolism, and Temperature Regulation

Urinary System

Water, Electrolyte, and Acid-Base Balance

Reproductive System

Development, Growth, Aging, and Genetics

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