Question 1

Which cranial nerve is responsible for transmitting visual information from the retina to the brain?

Accepted Answer

Optic nerve (II)

Question 2

A patient presents with loss of balance and hearing. Which cranial nerve is most likely affected?

Accepted Answer

Vestibulocochlear nerve (VIII)

Question 3

Which type of receptor is primarily responsible for detecting light in the eye?

Accepted Answer

Photoreceptor

Question 4

During a loud concert, Jess experiences temporary hearing loss. What is the most likely physiological explanation for this impairment?

Accepted Answer

Damage to the hair cells in the cochlea due to excessive sound

Question 5

Which structure in the inner ear contains the sensory receptors for balance?

Accepted Answer

Semicircular canals

Question 6

Which of the following best describes the function of hormones in the endocrine system?

Accepted Answer

They are chemical messengers released into the bloodstream to regulate body functions.

Question 7

Which organ is responsible for producing insulin, a hormone that regulates blood glucose levels?

Accepted Answer

Pancreas

Question 8

A person is unable to taste food. Which cranial nerve is most likely impaired?

Accepted Answer

Facial nerve (VII)

Question 9

Which of the following best explains why standing on one leg with your eyes closed is more difficult than with your eyes open?

Accepted Answer

Visual input is removed, so the brain has less sensory information to maintain balance.

Question 10

Which of the following is the correct sequence for the pathway of sound from the external environment to the cochlea?

Accepted Answer

Auricle → Tympanic membrane → Ossicles → Oval window → Cochlea

Question 11

Which gland is responsible for regulating metabolism through the release of thyroid hormones?

Accepted Answer

Thyroid gland

Question 12

Which of the following best differentiates the nervous system from the endocrine system?

Accepted Answer

The nervous system transmits messages quickly via neurons; the endocrine system uses hormones for slower, longer-lasting effects.

Question 13

Which of the following is a chemoreceptor?

Accepted Answer

Olfactory receptor in the nose

Question 14

Which part of the eye is responsible for focusing light onto the retina?

Accepted Answer

Cornea

Question 15

A patient has difficulty swallowing and a loss of taste sensation in the posterior third of the tongue. Which cranial nerve is most likely affected?

Accepted Answer

Glossopharyngeal nerve (IX)

Question 16

Which of the following best describes the method of transmission for hormones in the endocrine system?

Accepted Answer

Release into the bloodstream

Question 17

Which of the following is an example of a neural stimulus for hormone release?

Accepted Answer

A hormone released due to direct nerve fiber stimulation

Question 18

Which of the following is the main nerve that carries balanced information to the brain?

Accepted Answer

Vestibular nerve

Question 19

Which of the following best describes the role of the pituitary gland?

Accepted Answer

It is the master gland that regulates other endocrine glands.

Question 20

Which of the following is a correct pairing of a special sense and its associated organ?

Accepted Answer

Taste - Tongue

Nurs 1002-Lab #10

Study Guide - Practice Questions