Question 1

The sequence of information flow in response to biting into a slice of pizza is

Accepted Answer

A) perception, sensation, impulse sent to CNS, sensory receptors activated. 
B) sensory receptors activated, impulse sent to CNS, sensation, perception. 
C) impulse sent to CNS, sensory receptors activated, perception, sensation. 
D) impulse sent to CNS, sensory receptors activated, sensation, perception.

Question 2

In astigmatism the cornea or the lens is elliptically rather than spherically curved.

Accepted Answer

A) True 
 B)False

Question 3

In hyperopia, the eyeball is too short and the focal point is in front of the retina.

Accepted Answer

A) True 
 B)False

Question 4

The conjunctiva is a layer of tissue that lines the inner surface of the eyelids and covers most of the anterior surface of the eye.

Accepted Answer

A) True 
 B)False

Question 5

Pain that feels like it is coming from a part other than the part being stimulated is called ________ pain.

Accepted Answer

The answer of Pain that feels like it is coming...

Question 6

Otosclerosis affects the

Accepted Answer

A) tympanic membrane. 
B) auditory ossicles. 
C) cochlea. 
D) auditory nerve.

Question 7

The taste of food is the same, whether a person has a respiratory infection or not.

Accepted Answer

A) True 
 B)False

Question 8

A person who is colorblind lacks

Accepted Answer

A) retinas. 
B) one type of photopigment. 
C) corneas. 
D) a gene that encodes the proteins in rod cells.

Question 9

Golgi tendon organs are stimulated more when

Accepted Answer

A) you are exercising and causing muscles to be metabolically active. 
B) you are straining a muscle hard and causing increased tension. 
C) you are relaxing a muscle after straining it. 
D) you are contracting the muscle and completely maintaining tension.

Question 10

Treatment for a cataract is usually removal of the

Accepted Answer

A) cornea. 
B) sclera. 
C) lens. 
D) vitreous humor.

Question 11

Which of the following are paired correctly?

Accepted Answer

A) Baroreceptors-stimulated by damage to tissues 
B) Nociceptors-stimulated by blood pressure changes 
C) Thermoreceptors- stimulated by energy from light 
D) Proprioceptors- stimulated by tension changes in muscles and tendons

Question 12

The protein miraculin, which is found in taste-altering "miracle berries", causes acidic foods like citrus fruits, soda, and vinegar to taste like candy. Which of the following is the most likely mechanism for the effects of miraculin?

Accepted Answer

A) Miraculin inactivates sweet receptors, so only sour receptors will detect sweet compounds. 
B) Miraculin amplifies umami receptors, enhancing umami flavors. 
C) Miraculin alters sweet receptors on the tongue and causes them to perceive carbohydrates as sour. 
D) Miraculin alters sour receptors on the tongue and causes them to perceive acids as sweet.

Question 13

The lens of the eye thickens when the

Accepted Answer

A) suspensory ligaments pull on the lens capsule. 
B) ciliary processes relax. 
C) ciliary muscles relax. 
D) ciliary muscles contract.

Question 14

Visual sensations from images focused on the side of the retina are blurred because

Accepted Answer

A) there are no rods in this region. 
B) there are more cones than rods in this region. 
C) there are more rods than cones in this region. 
D) the optic disc is located on the side of the retina.

Question 15

When the radial muscles of the iris contract, the diameter of the pupil decreases.

Accepted Answer

A) True 
 B)False

Question 16

The ability to ignore your socks around your ankles demonstrates

Accepted Answer

A) general adaptation. 
B) receptor integration. 
C) interpretive assimilation. 
D) sensory adaptation.

Question 17

The transparent, anterior portion of the eye's outer tunic is called the ________.

Accepted Answer

The answer of The transparent, anterior portion of the eye's...

Question 18

Impulses from the spiral organ travel on the vestibulocochlear nerve.

Accepted Answer

A) True 
 B)False

Question 19

The hearing receptors are most closely associated with the

Accepted Answer

A) ampulla. 
B) spiral organ. 
C) utricle. 
D) saccule.

Question 20

If a person's right visual cortex is damaged, the injury will most likely affect vision from the

Accepted Answer

A) right eye only. 
B) left eye only. 
C) nasal side of one eye and the temporal side of the other eye. 
D) nasal side of both eyes.

Exam 12: Nervous System III: Senses

The sequence of information flow in response to biting into a slice of pizza is

In astigmatism the cornea or the lens is elliptically rather than spherically curved.

In hyperopia, the eyeball is too short and the focal point is in front of the retina.

The conjunctiva is a layer of tissue that lines the inner surface of the eyelids and covers most of the anterior surface of the eye.

Pain that feels like it is coming from a part other than the part being stimulated is called ________ pain.

Otosclerosis affects the

The taste of food is the same, whether a person has a respiratory infection or not.

A person who is colorblind lacks

Golgi tendon organs are stimulated more when

Treatment for a cataract is usually removal of the

Which of the following are paired correctly?

The protein miraculin, which is found in taste-altering "miracle berries", causes acidic foods like citrus fruits, soda, and vinegar to taste like candy. Which of the following is the most likely mechanism for the effects of miraculin?

The lens of the eye thickens when the

Visual sensations from images focused on the side of the retina are blurred because

When the radial muscles of the iris contract, the diameter of the pupil decreases.

The ability to ignore your socks around your ankles demonstrates

The transparent, anterior portion of the eye's outer tunic is called the ________.

Impulses from the spiral organ travel on the vestibulocochlear nerve.

The hearing receptors are most closely associated with the

If a person's right visual cortex is damaged, the injury will most likely affect vision from the