Question 1

Olfactory glands

Accepted Answer

A) house the sense of smell. 
B) support the olfactory epithelium. 
C) react to aromatic molecules. 
D) coat the olfactory epithelium with a pigmented mucus. 
E) group as olfactory bulbs. 
A) house the sense of smell. 
B) support the olfactory epithelium. 
C) react to aromatic molecules. 
D) coat the olfactory epithelium with a pigmented mucus. 
E) group as olfactory bulbs.

Question 2

Standing still in an elevator that suddenly lowers will stimulate receptors in the

Accepted Answer

A) basilar membrane. 
B) spiral organ. 
C) semicircular canals. 
D) bony labyrinth. 
E) utricle and saccule. 
A) basilar membrane. 
B) spiral organ. 
C) semicircular canals. 
D) bony labyrinth. 
E) utricle and saccule.

Question 3

Some neural tissues retain stem cells and thus the capacity to divide and replace lost neurons.Which of these special senses can replace its damaged neural receptors?

Accepted Answer

A) olfaction 
B) hearing 
C) equilibrium 
D) proprioception 
E) vision 
A) olfaction 
B) hearing 
C) equilibrium 
D) proprioception 
E) vision

Question 4

An area of the retina that contains only cones and is the site of sharpest vision is the

Accepted Answer

A) outer segment. 
B) inner segment. 
C) fovea. 
D) optic disc. 
E) tapetum lucidum. 
A) outer segment. 
B) inner segment. 
C) fovea. 
D) optic disc. 
E) tapetum lucidum.

Question 5

All of the following are true of olfactory pathways,except

Accepted Answer

A) they project first to the mamillary bodies and then to the thalamus. 
B) primary afferents synapse in the olfactory bulb. 
C) information flows to the olfactory cortex,hypothalamus,and limbic system. 
D) they are the only sensory pathways to reach the forebrain without first synapsing in the thalamus. 
E) they exhibit a considerable amount of convergence. 
A) they project first to the mamillary bodies and then to the thalamus. 
B) primary afferents synapse in the olfactory bulb. 
C) information flows to the olfactory cortex,hypothalamus,and limbic system. 
D) they are the only sensory pathways to reach the forebrain without first synapsing in the thalamus. 
E) they exhibit a considerable amount of convergence.

Question 6

There are three different types of cones,each one sensitive to different light energies.These cones are designated

Accepted Answer

A) red,yellow,blue. 
B) red,green,blue. 
C) red,green,yellow. 
D) yellow,red,blue. 
E) red,white,blue. 
A) red,yellow,blue. 
B) red,green,blue. 
C) red,green,yellow. 
D) yellow,red,blue. 
E) red,white,blue.

Question 7

Where the eyelids join at the medial or lateral edge is called the ________.

Accepted Answer

The answer of Where the eyelids join at the medial...

Question 8

Gustatory receptors are located

Accepted Answer

A) in the eye. 
B) in the ear. 
C) on the surface of the tongue. 
D) in the nose. 
E) on the skin. 
A) in the eye. 
B) in the ear. 
C) on the surface of the tongue. 
D) in the nose. 
E) on the skin.

Question 9

Figure 17-2 The Ear
Use Figure 17-2 to answer the following questions:
-Identify the structure that is covered up by the stapes.

Accepted Answer

A) 4 
B) 5 
C) 6 
D) 8 
E) 9 
A) 4 
B) 5 
C) 6 
D) 8 
E) 9

Question 10

The vibrations received by the tympanic membrane are transferred to the oval window by the

Accepted Answer

A) auditory ossicles. 
B) cochlea. 
C) oval window. 
D) tensor tympani. 
E) stapedius muscle. 
A) auditory ossicles. 
B) cochlea. 
C) oval window. 
D) tensor tympani. 
E) stapedius muscle.

Question 11

Low frequency sounds stimulate hair cells on which part of the basilar membrane?

Accepted Answer

A) area close to the round window 
B) the entire membrane 
C) the distal end 
D) the middle region 
E) area close to the oval window 
A) area close to the round window 
B) the entire membrane 
C) the distal end 
D) the middle region 
E) area close to the oval window

Question 12

Taste receptors are distributed in which of the following places?

Accepted Answer

A) portions of the larynx 
B) anterior tip of the tongue 
C) portions of the pharynx 
D) surface of the tongue 
E) All of the answers are correct. 
A) portions of the larynx 
B) anterior tip of the tongue 
C) portions of the pharynx 
D) surface of the tongue 
E) All of the answers are correct.

Question 13

When you spin quickly,you may feel dizzy.Which component of the inner ear generates the sensations that can lead to this feeling?

Accepted Answer

The answer of When you spin quickly,you may feel dizzy.Which...

Question 14

Which of the following descriptions best matches the term stereocilia?

Accepted Answer

A) move up and down when the stapes moves back and forth 
B) transmit movement of the tympanic membrane to the inner ear 
C) bending these produces receptor potential in hair cells 
D) tiny weights necessary for the static sense of equilibrium 
E) seal the oval window 
A) move up and down when the stapes moves back and forth 
B) transmit movement of the tympanic membrane to the inner ear 
C) bending these produces receptor potential in hair cells 
D) tiny weights necessary for the static sense of equilibrium 
E) seal the oval window

Question 15

Figure 17-2 The Ear
Use Figure 17-2 to answer the following questions:
-Identify the structures labeled "3."

Accepted Answer

A) cochlea 
B) semicircular canals 
C) auricle 
D) tympanic membrane 
E) vestibule 
A) cochlea 
B) semicircular canals 
C) auricle 
D) tympanic membrane 
E) vestibule

Question 16

The cochlear receptors that provide our sense of hearing are ________ cells.

Accepted Answer

The answer of The cochlear receptors that provide our sense...

Question 17

The following is a list of the steps that occur in the production of an auditory sensation. 1.The pressure wave distorts the basilar membrane on its way to the round window.
2)Movement of the tympanic membrane causes displacement of the malleus.
3)Displacement of the stereocilia stimulates sensory neurons of the cochlear nerve.
4)Movement of the malleus causes movement of the incus and stapes.
5)Distortion of the basilar membrane forces the hair cells of the organ of Corti toward or away from the tectorial membrane.
6)Movement of the oval window establishes pressure waves in the perilymph of the vestibular duct.
The proper sequence for these steps is

Accepted Answer

A) 2,4,1,6,5,3. 
B) 2,4,6,3,5,1. 
C) 2,1,4,6,5,3. 
D) 2,4,6,1,5,3. 
E) 2,5,4,6,1,3. 
A) 2,4,1,6,5,3. 
B) 2,4,6,3,5,1. 
C) 2,1,4,6,5,3. 
D) 2,4,6,1,5,3. 
E) 2,5,4,6,1,3.

Question 18

The optic disc is a blind spot because

Accepted Answer

A) there are no photoreceptors in that area. 
B) the retina lacks nerves in the optic disc . 
C) humans are unable to focus light on that area of the retina. 
D) the vitreous body is too thick in this area for the passage of light. 
E) the fovea prevents light from striking the optic disc. 
A) there are no photoreceptors in that area. 
B) the retina lacks nerves in the optic disc . 
C) humans are unable to focus light on that area of the retina. 
D) the vitreous body is too thick in this area for the passage of light. 
E) the fovea prevents light from striking the optic disc.

Question 19

The auditory ossicles connect the

Accepted Answer

A) tympanic membrane to the oval window. 
B) tympanic membrane to the round window. 
C) oval window to the round window. 
D) stapedius to the tympanic membrane. 
E) otitis to the media. 
A) tympanic membrane to the oval window. 
B) tympanic membrane to the round window. 
C) oval window to the round window. 
D) stapedius to the tympanic membrane. 
E) otitis to the media.

Question 20

How would a molecule that mimics cAMP affect an olfactory receptor?

Accepted Answer

A) It would increase sodium permeability. 
B) It would open chemically-gated sodium channels. 
C) It would depolarize the olfactory receptor. 
D) It could trigger an afferent action potential. 
E) All of the answers are correct. 
A) It would increase sodium permeability. 
B) It would open chemically-gated sodium channels. 
C) It would depolarize the olfactory receptor. 
D) It could trigger an afferent action potential. 
E) All of the answers are correct.

Exam 17: The Special Senses

Olfactory glands

Standing still in an elevator that suddenly lowers will stimulate receptors in the

Some neural tissues retain stem cells and thus the capacity to divide and replace lost neurons.Which of these special senses can replace its damaged neural receptors?

An area of the retina that contains only cones and is the site of sharpest vision is the

All of the following are true of olfactory pathways,except

There are three different types of cones,each one sensitive to different light energies.These cones are designated

Where the eyelids join at the medial or lateral edge is called the ________.

Gustatory receptors are located

Figure 17-2 The Ear Use Figure 17-2 to answer the following questions: -Identify the structure that is covered up by the stapes.

The vibrations received by the tympanic membrane are transferred to the oval window by the

Low frequency sounds stimulate hair cells on which part of the basilar membrane?

Taste receptors are distributed in which of the following places?

When you spin quickly,you may feel dizzy.Which component of the inner ear generates the sensations that can lead to this feeling?

Which of the following descriptions best matches the term stereocilia?

Figure 17-2 The Ear Use Figure 17-2 to answer the following questions: -Identify the structures labeled "3."

The cochlear receptors that provide our sense of hearing are ________ cells.

The optic disc is a blind spot because

The auditory ossicles connect the

How would a molecule that mimics cAMP affect an olfactory receptor?

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

The Cellular Level of Organization

The Tissue Level of Organization

The Integumentary System

Osseous Tissue and Bone Structure

The Axial Skeleton

The Appendicular Skeleton

Articulations

Muscle Tissue

The Muscular System

Neural Tissue

The Spinal Cord, spinal Nerves, and Spinal Reflexes

The Brain and Cranial Nerves

Neural Integration I: Sensory Pathways and the Somatic Nervous System

Neural Integration Ii: the Autonomic Nervous System and

The Endocrine System

Blood

The Heart

Blood Vessels and Circulation

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

Metabolism and Energetics

The Urinary System

Fluid, electrolyte, and Acid-Base Balance

The Reproductive System

Development and Inheritance

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