Mod 3 Quizzes

Question 1

Which is the best description of sensory modalities carried by the DCML

Answer 1

Fine touch and proprioception

Question 2

Example of an interoceptor?

Answer 2

Carbon dioxide sensing receptors in the carotid bodies

Question 3

Where are the majority of proprioceptive signals carried?

Answer 3

In the spinocerebellar tracts

Question 4

After processing, where do thalamic signals go?

Answer 4

Ipsilateral cerebral cortex

Question 5

Which nuclei are involved in arousal and consciousness and receive signals from the motor system structures?

Answer 5

Nonspecific nuclei

Question 6

Which tract is the ALS?

Answer 6

1

Question 7

Which tract is the DCML?

Answer 7

4

Question 8

Which ALS neuron decussates?

Answer 8

Second order

Question 9

The ability to identify an object using the sense of touch is called:

Answer 9

Stereognosis

Question 10

Sensory deficits which are segmental in distribution are likely to be related to damage of which structure?

Answer 10

A dorsal root or spinal nerve

Question 11

Which of the following are the receptors which transmit nociceptive signals?

Answer 11

Free nerve endings

Question 12

The descending pain inhibiting system functions as part of which system?

Answer 12

The indirect path to the mesencephalon

Question 13

What is the most important aspect of pain rehabilitation?

Answer 13

Exercise

Question 14

Which theory explains how the same thermal stimulus can be perceived as warm or burning hot?

Answer 14

Pattern theory

Question 15

Testing vibration evaluates which pathway?

Answer 15

DCML

Question 16

What is the correct order of the layers of the eyeball, from inner to outer?

Answer 16

Retina, choroid, sclera

Question 17

The outermost layer of the retina is which?

Answer 17

Pigmented epithelium

Question 18

Most visual signals travel along the optic nerve to which structures?

Answer 18

The thalamus

Question 19

Which ANS system is involved in the pupillary dilation reflex?

Answer 19

The sympathetic nervous system

Question 20

The afferent limb of the pupillary light reflex is carried by which nerve?

Answer 20

CNII

Question 21

Which number represents the area of the ear containing the ossicles which vibrate in response to sound?

Answer 21

6

Question 22

Which number represents the part of the bony labyrinth containing the organ of corti?

Answer 22

3

Question 23

The signals from one ear go to which thalamus?

Answer 23

The ipsilateral and contralateral thalamus

Question 24

Which structure responds to rotational movement?

Answer 24

The semilunar canals

Question 25

Which structure responds to linear movement?

Answer 25

The otolith organs of the vestibule

Question 26

Which is the correct order of cranial nerve innervation for taste sensation on the tongue and oropharynx?

Answer 26

1 = CNX
2 = CNIX
3 = CNVII

Question 27

Taste sensations from the right side of the tongue are carried to which thalamus?

Answer 27

Bilateral

Question 28

Where are olfactory cells?

Answer 28

in nasal epithelium

Question 29

Odorants must be carried by which of the following?

Answer 29

Water droplets

Question 30

Where are olfactory signals carried?

Answer 30

Thalamus, olfactory cortex, limbic system