Question 1

Which structure is primarily responsible for detecting odor molecules in the nasal cavity?

Accepted Answer

Olfactory cells

Question 2

A patient has lost the ability to distinguish between sweet and bitter tastes but can still detect salty and sour. Which type of taste bud is most likely affected?

Accepted Answer

Fungiform

Question 3

Which of the following best describes the function of the olfactory bulb?

Accepted Answer

It transmits olfactory information to the brain.

Question 4

A person with damage to their gustatory cortex would most likely experience which of the following symptoms?

Accepted Answer

Loss of ability to taste

Question 5

Which sensory receptor is responsible for detecting changes in pressure on the skin?

Accepted Answer

Mechanoreceptors

Question 6

If the nasal vestibule is blocked due to swelling, which of the following is most likely to be impaired?

Accepted Answer

Detection of odor molecules

Question 7

Which of the following best explains why humans can distinguish thousands of different odors?

Accepted Answer

Combinational diversity of olfactory receptors allows detection of many odors.

Question 8

A patient presents with a loss of touch sensation in their fingertips. Which type of sensory receptor is most likely damaged?

Accepted Answer

Mechanoreceptors

Question 9

Which of the following correctly matches the sensory cortex with its primary function?

Accepted Answer

Visual cortex – processing visual information

Question 10

A person is unable to distinguish between hot and cold objects. Which sensory receptor is most likely malfunctioning?

Accepted Answer

Thermoreceptors

Question 11

Which of the following is the correct sequence for the transmission of olfactory information from detection to perception?

Accepted Answer

Olfactory cells → Olfactory bulb → Olfactory cortex

Question 12

Which part of the tongue contains the highest density of taste buds responsible for detecting sweet flavors?

Accepted Answer

Fungiform papillae

Question 13

A person with a lesion in the somatosensory cortex would most likely have difficulty with which of the following?

Accepted Answer

Interpreting tactile sensations

Question 14

Which of the following best describes the role of supporting cells in the olfactory epithelium?

Accepted Answer

They provide structural and metabolic support to olfactory cells.

Question 15

If a person has a genetic mutation that reduces the number of chemoreceptors in their nasal cavity, which of the following would most likely occur?

Accepted Answer

Reduced sense of smell

Question 16

Which equation best represents the relationship between the number of olfactory receptors ($$n) $$and the number of possible odor combinations ($$C$$), assuming each receptor can be activated or not?

Accepted Answer

$$C = 2^n$$

Question 17

A patient is unable to taste food after a head injury, but their sense of smell and touch are intact. Which brain region is most likely damaged?

Accepted Answer

Gustatory cortex

Question 18

Which of the following is NOT a function of the nasal conchae?

Accepted Answer

Transmitting olfactory signals to the brain

Question 19

Which type of sensory receptor would be most active when you step on a sharp object?

Accepted Answer

Nociceptors

Question 20

A person with anosmia (loss of smell) is most likely to also experience which of the following?

Accepted Answer

Reduced ability to taste food

Study Notes: The Senses in Human Anatomy & Physiology

Guida di studio - Domande di pratica

Study guide - Flashcard