Question 1

-Examine the cutaneous receptor indicated by the pointer. What is the name of this structure?

Accepted Answer

A) Lamellated (Pacinian)corpuscle 
B) Tactile (Meissner's)corpuscle 
C) Ruffini ending 
D) Merkel cell 
A) Lamellated (Pacinian)corpuscle 
B) Tactile (Meissner's)corpuscle 
C) Ruffini ending 
D) Merkel cell

Question 2

Which is true of Merkel cells?

Accepted Answer

A) They are classified as proprioceptors. 
B) They lie deepest in the dermis. 
C) They function as light-touch receptors. 
D) They function as deep-pressure receptors. 
A) They are classified as proprioceptors. 
B) They lie deepest in the dermis. 
C) They function as light-touch receptors. 
D) They function as deep-pressure receptors.

Question 3

-Identify the structure labeled "a."

Accepted Answer

A) Ciliary body 
B) Iris 
C) Suspensory ligaments 
D) Lens 
A) Ciliary body 
B) Iris 
C) Suspensory ligaments 
D) Lens

Question 4

-Identify the structure labeled "g."

Accepted Answer

A) Pupil 
B) Ciliary body 
C) Iris 
D) Optic nerve 
A) Pupil 
B) Ciliary body 
C) Iris 
D) Optic nerve

Question 5

Why are olfactory and gustatory receptors categorized as chemoreceptors?

Accepted Answer

A) They detect chemicals dissolved in either saliva or mucus. 
B) They release chemicals that react with odor and taste molecules. 
C) They release chemicals that bind to and concentrate odor and taste molecules. 
D) They detect chemicals suspended in air or food. 
A) They detect chemicals dissolved in either saliva or mucus. 
B) They release chemicals that react with odor and taste molecules. 
C) They release chemicals that bind to and concentrate odor and taste molecules. 
D) They detect chemicals suspended in air or food.

Question 6

What is the cause of color blindness?

Accepted Answer

A) Blind spot that is larger than normal 
B) Missing or abnormal rods 
C) Absence of all photoreceptors 
D) Missing or abnormal cones 
A) Blind spot that is larger than normal 
B) Missing or abnormal rods 
C) Absence of all photoreceptors 
D) Missing or abnormal cones

Question 7

Which test would a health practitioner use to determine whether a patient has conductive or sensorineural hearing loss?

Accepted Answer

A) Ishihara test 
B) Romberg test 
C) Weber and Rinne tests 
D) Snellen test 
A) Ishihara test 
B) Romberg test 
C) Weber and Rinne tests 
D) Snellen test

Question 8

The target of many local anesthetics is to block the action potential for which of the following receptors?

Accepted Answer

A) Muscle spindles 
B) Free nerve endings 
C) Bulbous corpuscles 
D) Lamellated corpuscles 
A) Muscle spindles 
B) Free nerve endings 
C) Bulbous corpuscles 
D) Lamellated corpuscles

Question 9

What structure produces the fluid found in the anterior chamber?

Accepted Answer

A) Ciliary body 
B) Iris 
C) Cornea 
D) Conjunctiva 
A) Ciliary body 
B) Iris 
C) Cornea 
D) Conjunctiva

Question 10

-Identify the structure labeled "a."

Accepted Answer

A) Vestibule 
B) Cochlea 
C) Cochlear nerve 
D) Vestibular nerve 
A) Vestibule 
B) Cochlea 
C) Cochlear nerve 
D) Vestibular nerve

Question 11

Which is true of free nerve endings?

Accepted Answer

A) They are classified as proprioceptors. 
B) They respond to stretch. 
C) They respond to pain and temperature. 
D) They lie deepest in the dermis. 
A) They are classified as proprioceptors. 
B) They respond to stretch. 
C) They respond to pain and temperature. 
D) They lie deepest in the dermis.

Question 12

What tissue around the eyeball needs to be cut away before you can dissect the eye?

Accepted Answer

A) Muscle 
B) Adipose 
C) Fascia 
D) Meninges 
A) Muscle 
B) Adipose 
C) Fascia 
D) Meninges

Question 13

-Examine the cutaneous receptor indicated by the pointer. Where is it located?

Accepted Answer

A) Reticular layer of the dermis 
B) Hypodermis 
C) Basal layer of the epidermis 
D) Dermal papilla of the dermis 
A) Reticular layer of the dermis 
B) Hypodermis 
C) Basal layer of the epidermis 
D) Dermal papilla of the dermis

Question 14

Which cranial nerve does not transmit sensory information from the taste buds to the brain?

Accepted Answer

A) Facial 
B) Trigeminal 
C) Glossopharyngeal 
D) Vagus 
A) Facial 
B) Trigeminal 
C) Glossopharyngeal 
D) Vagus

Question 15

Where would you look on a microscope slide to find the lamellated (Pacinian)corpuscle?

Accepted Answer

A) In a dermal papilla 
B) Along the stratum basale of the epidermis 
C) In the reticular layer of the dermis 
D) At the boundary between the reticular layer of the dermis and the hypodermis 
A) In a dermal papilla 
B) Along the stratum basale of the epidermis 
C) In the reticular layer of the dermis 
D) At the boundary between the reticular layer of the dermis and the hypodermis

Question 16

What does 20/100 vision mean?

Accepted Answer

A) A person sees at 20 feet what average people see at 100 feet. 
B) A person can see only 20% of what most people can see. 
C) A person can see 20% further than what most people can see. 
D) A person sees 20 feet further than what most people can see. 
A) A person sees at 20 feet what average people see at 100 feet. 
B) A person can see only 20% of what most people can see. 
C) A person can see 20% further than what most people can see. 
D) A person sees 20 feet further than what most people can see.

Question 17

Where would you look on a microscope slide to find the tactile (Meissner's)corpuscle?

Accepted Answer

A) In a dermal papilla 
B) Along the stratum basale of the epidermis 
C) In the reticular layer of the dermis 
D) At the boundary between the reticular layer of the dermis and the hypodermis 
A) In a dermal papilla 
B) Along the stratum basale of the epidermis 
C) In the reticular layer of the dermis 
D) At the boundary between the reticular layer of the dermis and the hypodermis

Question 18

Which structure functions in equilibrium?

Accepted Answer

A) Cochlea 
B) Auditory ossicles 
C) Tympanic membrane 
D) Vestibule 
A) Cochlea 
B) Auditory ossicles 
C) Tympanic membrane 
D) Vestibule

Question 19

Based on the stimulus type, how are olfactory and gustatory receptors classified?

Accepted Answer

A) Nociceptors 
B) Proprioceptors 
C) Mechanoreceptors 
D) Chemoreceptors 
A) Nociceptors 
B) Proprioceptors 
C) Mechanoreceptors 
D) Chemoreceptors

Question 20

-Examine the cutaneous receptor indicated by the pointer. What is its function?

Accepted Answer

A) Detect pressure and vibration 
B) Detect pain and temperature 
C) Detect deep, continuous pressure 
D) Detect light touch 
A) Detect pressure and vibration 
B) Detect pain and temperature 
C) Detect deep, continuous pressure 
D) Detect light touch

Exam 17: General and Special Senses

-Examine the cutaneous receptor indicated by the pointer. What is the name of this structure?

Which is true of Merkel cells?

-Identify the structure labeled "a."

-Identify the structure labeled "g."

Why are olfactory and gustatory receptors categorized as chemoreceptors?

What is the cause of color blindness?

Which test would a health practitioner use to determine whether a patient has conductive or sensorineural hearing loss?

The target of many local anesthetics is to block the action potential for which of the following receptors?

What structure produces the fluid found in the anterior chamber?

-Identify the structure labeled "a."

Which is true of free nerve endings?

What tissue around the eyeball needs to be cut away before you can dissect the eye?

-Examine the cutaneous receptor indicated by the pointer. Where is it located?

Which cranial nerve does not transmit sensory information from the taste buds to the brain?

Where would you look on a microscope slide to find the lamellated (Pacinian)corpuscle?

What does 20/100 vision mean?

Where would you look on a microscope slide to find the tactile (Meissner's)corpuscle?

Which structure functions in equilibrium?

Based on the stimulus type, how are olfactory and gustatory receptors classified?

-Examine the cutaneous receptor indicated by the pointer. What is its function?

Introduction to Anatomy and Physiology

Introduction to the Organ Systems

Chemistry

The Microscope

The Cell

Histology

The Integumentary System

Introduction to the Skeletal System

The Axial Skeleton

The Appendicular Skeleton

Joints

Introduction to the Muscular System: Muscle Tissue

Gross Anatomy of the Muscular System

Introduction to the Nervous System

The Central Nervous System: Brain and Spinal Cord

The Peripheral Nervous System: Nerves and Autonomic Nervous System

The Endocrine System

Blood

Anatomy of the Heart

Physiology of the Heart

Anatomy of Blood Vessels

Circulatory Pathways and the Physiology of Blood Vessels

The Lymphatic System

Anatomy of the Respiratory System

Physiology of the Respiratory System

Anatomy of the Digestive System

Physiology of the Digestive System

Anatomy of the Urinary System

Physiology of the Urinary System

Reproductive and Development

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