Question 1

"Far-sighted" people suffer from emmetropia.

Accepted Answer

A) True 
 B)False

Question 2

There are five basic taste sensations.Select the one mismatched with its causative agent.

Accepted Answer

A)  Sweet;organic compounds such as sugar
B)  Sour;hydrogen ions from acids such as those in lemons
C)  Salty;metal ions such as potassium or sodium
D)  Bitter;acids such as those in toxins or poisons
E)  Umami;amino acids such as glutamate or aspartate found in chicken soupF) All of the above
G) B) and D)

Question 3

Which is not a cell type found in the olfactory epithelium?

Accepted Answer

A)  Olfactory receptor cell
B)  Supporting cell
C)  Basal cell
D)  Bowman's cell
E)  No exceptions;all are found in the olfactory epitheliumF) D) and E)
G) A) and D)

Question 4

There are three types of unencapsulated tactile receptors.Select the exception.

Accepted Answer

A)  Free nerve endings
B)  Sebaceous filaments
C)  Root hair plexuses
D)  Tactile discsE) B) and D)
F) B) and C)

Question 5

The papillae located on the tip and sides of the tongue that contain only a few taste buds each are the _______ papillae.

Accepted Answer

A)  papiform
B)  filiform
C)  fungiform
D)  vallate
E)  foliateF) B) and C)
G) All of the above

Question 6

Olfactory receptor cells can undergo mitosis to replace aged cells.

Accepted Answer

A) True 
 B)False

Question 7

These receptors detect specific molecules in our external and internal environments.

Accepted Answer

A)  Chemoreceptors
B)  Thermoreceptors
C)  Photoreceptors
D)  Mechanoreceptors
E)  BaroreceptorsF) None of the above
G) A) and B)

Question 8

The eye begins to develop during the fourth week of embryonic development.

Accepted Answer

A) True 
 B)False

Question 9

What inner ear structure detects acceleration and deceleration movements of the head?

Accepted Answer

A)  Cupulas
B)  Spiral organ
C)  Maculae
D)  Auditory ossicles
E)  Scala vestibuleF) B) and E)
G) B) and C)

Question 10

The reason we can detect so many different odors is because each olfactory neuron is slightly different than the others,allowing for a wide range of odor sensations.

Accepted Answer

A) True 
 B)False

Question 11

There are four types of encapsulated receptors.Select the exception.

Accepted Answer

A)  Krause bulbs
B)  Lamellated corpuscles
C)  Arrector pili corpuscles
D)  Ruffini corpuscles
E)  Tactile corpusclesF) A) and C)
G) A) and B)

Question 12

The feature of the eye that converts light rays to nerve impulses is the

Accepted Answer

A)  cornea.
B)  conjunctiva.
C)  sclera.
D)  pigmented layer of the retina.
E)  neural layer of the retina.F) A) and E)
G) A) and D)

Question 13

Changes in the external and internal environment can produce ________ that are detected by the sensory system.

Accepted Answer

A)  sensations
B)  receptors
C)  stimuli
D)  adaptations
E)  transducersF) D) and E)
G) A) and C)

Question 14

This receptor detects continuous deep pressure and distortion of the skin.

Accepted Answer

A)  Krause bulbs
B)  Lamellated corpuscles
C)  Arrector pili corpuscles
D)  Ruffini corpuscles
E)  Tactile corpusclesF) A) and D)
G) A) and E)

Question 15

These receptors respond to touch,pressure,vibration,and stretch.

Accepted Answer

A)  Chemoreceptors
B)  Thermoreceptors
C)  Photoreceptors
D)  Mechanoreceptors
E)  BaroreceptorsF) A) and D)
G) A) and B)

Question 16

Your grandmother complains that the meal she just ate was rather bland or tasteless.This is because as an elderly person,her

Accepted Answer

A)  taste buds are increasing in number but decreasing in sensitivity.
B)  taste buds are decreasing in number but increasing in sensitivity.
C)  taste buds are decreasing in number and decreasing in sensitivity.
D)  taste buds have not changed,but her taste center in the cerebral cortex has changed.
E)  food was prepared with little regard to taste.F) A) and E)
G) C) and D)

Question 17

All axons from the right optic nerve cross over at the chiasm and pass to the left side of the brain.

Accepted Answer

A) True 
 B)False

Question 18

The conjunctiva is composed of _____ epithelium.

Accepted Answer

A)  simple squamous
B)  simple cuboidal
C)  stratified squamous
D)  simple columnar
E)  stratified keratinizedF) D) and E)
G) A) and E)

Question 19

These receptors detect changes in pressure within the body.

Accepted Answer

A)  Chemoreceptors
B)  Thermoreceptors
C)  Photoreceptors
D)  Mechanoreceptors
E)  BaroreceptorsF) A) and B)
G) A) and C)

Question 20

All embryonic germ layers (endoderm,mesoderm,and ectoderm)contribute to ear formation.

Accepted Answer

A) True 
 B)False

Exam 19: Senses: General and Special

The reason we can detect so many different odors is because each olfactory neuron is slightly different than the others,allowing for a wide range of odor sensations.

Correct AnswerverifiedShow Answer

These receptors respond to touch,pressure,vibration,and stretch.

Correct AnswerverifiedShow Answer

"Far-sighted" people suffer from emmetropia.

Correct AnswerverifiedShow Answer

What inner ear structure detects acceleration and deceleration movements of the head?

Correct AnswerverifiedShow Answer

This receptor detects continuous deep pressure and distortion of the skin.

Correct AnswerverifiedShow Answer

There are four types of encapsulated receptors.Select the exception.

Correct AnswerverifiedShow Answer

The feature of the eye that converts light rays to nerve impulses is the

Correct AnswerverifiedShow Answer

The eye begins to develop during the fourth week of embryonic development.

Correct AnswerverifiedShow Answer

Olfactory receptor cells can undergo mitosis to replace aged cells.

Correct AnswerverifiedShow Answer

These receptors detect specific molecules in our external and internal environments.

Correct AnswerverifiedShow Answer

All embryonic germ layers (endoderm,mesoderm,and ectoderm)contribute to ear formation.

Correct AnswerverifiedShow Answer

The conjunctiva is composed of _____ epithelium.

Correct AnswerverifiedShow Answer

Your grandmother complains that the meal she just ate was rather bland or tasteless.This is because as an elderly person,her

Correct AnswerverifiedShow Answer

Changes in the external and internal environment can produce ________ that are detected by the sensory system.

Correct AnswerverifiedShow Answer

All axons from the right optic nerve cross over at the chiasm and pass to the left side of the brain.

Correct AnswerverifiedShow Answer

There are five basic taste sensations.Select the one mismatched with its causative agent.

Correct AnswerverifiedShow Answer

There are three types of unencapsulated tactile receptors.Select the exception.

Correct AnswerverifiedShow Answer

The papillae located on the tip and sides of the tongue that contain only a few taste buds each are the _______ papillae.

Correct AnswerverifiedShow Answer

Which is not a cell type found in the olfactory epithelium?

Correct AnswerverifiedShow Answer

These receptors detect changes in pressure within the body.

Correct AnswerverifiedShow Answer

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