UNIT 4 Exam

What type of receptor informs the CNS about homeostasis in the body?

• Interoceptor

• Exteroceptor

• Proprioceptor

• None are correct

Answer explanation

specifically, these are chemoreceptors which are types of interoreceptors

Example: they help regulate and sense changes in CO2

Which of the following is false about slowly adapting receptors in the integument? 

• Include merkel cells and ruffini corpuscles

• Include hair root plexus and meissner's corpuscles

• They provide tactile sensation

• All are true

What kind of receptors are olfactory receptors?

• Chemoreceptive interoceptors

• Chemoreceptive exteroreceptors

• Proprioceptor

• option blue and yellow

Pressure from the stapes on the oval window is transmitted through fluid called _________ in the inner ear. 

• perilymph

• enodolymph

• Kinocilium 

• Membranous labyrinth

What cranial nerve is responsible for equilibrium and balance?

• CN X

• CN IX

• CN VI

• CN VIII

Golgi tendon organs respond to which of the following?

• Muscle contraction

• tendon contraction

• muscle stretch

• tendon stretch

The rods and cones are considered what kind of receptors?

• Photoreceptor

• Proprioceptor

• Nociceptor

• Mechanoreceptor 

Which of the following is a protective withdrawal reflex that moves a limb to avoid pain?

• Tendon reflex

• Stretch reflex

• Flexor reflex

• Crossed extension reflex

The cochlea has hair cell _______ mechanoreceptors that respond to pressure waves (sound).

• Photoreceptors

• Nociceptors

• Mechanoreceptors

• Chemoreceptors

This cranial nerve provides somatic motor function to the superior oblique muscle of the eye.

• CN II

• CN III

• CN IV

• CN V