Question 1

Which of the following statements about taste buds is CORRECT?

Accepted Answer

Taste buds are composed of gustatory epithelial cells and basal epithelial cells.

Question 2

Which cranial nerves are primarily responsible for transmitting taste information to the brain?

Accepted Answer

Facial and glossopharyngeal nerves

Question 3

A patient presents with a loss of the sense of smell following a head injury. Which anatomical structure is most likely damaged?

Accepted Answer

Olfactory bulbs

Question 4

Which of the following best describes the function of the lacrimal apparatus?

Accepted Answer

It produces and drains tears to keep the eye moist.

Question 5

Which type of papillae on the tongue contains the most taste buds?

Accepted Answer

Vallate papillae

Question 6

Which of the following is TRUE regarding the olfactory pathway?

Accepted Answer

Olfactory cilia are the primary receptive structures for smell.

Question 7

A patient with anosmia is unable to:

Accepted Answer

Detect airborne chemicals dissolved in nasal mucus

Question 8

Which of the following eye muscles is responsible for moving the eye laterally, and which cranial nerve innervates it?

Accepted Answer

Lateral rectus; VI (abducens)

Question 9

Which statement about the distribution of taste modalities on the tongue is CORRECT?

Accepted Answer

All taste modalities can be elicited from all areas containing taste buds.

Question 10

Which of the following best describes the role of the conjunctiva?

Accepted Answer

It is a transparent mucous membrane that covers the anterior surface of the eye and lines the eyelids.

Question 11

A patient experiences olfactory hallucinations after brain surgery. This condition is known as:

Accepted Answer

Uncinate fits

Question 12

Which of the following is a TRUE statement about the extrinsic eye muscles?

Accepted Answer

The inferior oblique muscle elevates the eye and turns it laterally.

Question 13

Which structure is responsible for capturing and dissolving odor molecules in the nasal cavity?

Accepted Answer

Mucus

Question 14

Which of the following best explains why a cold can lead to a temporary loss of smell?

Accepted Answer

Mucus buildup prevents odor molecules from reaching olfactory cilia.

Question 15

Which of the following is NOT a function of the accessory structures of the eye?

Accepted Answer

Transmitting visual information to the brain

Question 16

Which of the following best describes the pathway of taste information from the tongue to the cerebral cortex?

Accepted Answer

Taste buds → cranial nerves VII, IX, X → solitary nucleus in medulla → thalamus → gustatory cortex in insula

Question 17

Which of the following is a correct pairing of papillae type and its function?

Accepted Answer

Fungiform papillae – contain taste buds

Question 18

Which of the following best describes the role of mitral cells in the olfactory pathway?

Accepted Answer

They transmit olfactory impulses from the olfactory bulb to the olfactory cortex.

Question 19

Which of the following is TRUE regarding the replacement of cells in taste buds?

Accepted Answer

Gustatory epithelial cells are replaced every 7–10 days.

Question 20

A patient with a lesion affecting the abducens nerve would most likely have difficulty with which eye movement?

Accepted Answer

Moving the eye laterally

The Special Senses: Taste, Smell, and Vision

Study Guide - Practice Questions