Question 1

Which type of sensory receptor is primarily responsible for detecting changes in temperature within the skin?

Accepted Answer

Thermoreceptors

Question 2

A patient presents with hearing loss due to a blockage in the external auditory canal. What type of hearing loss is this classified as?

Accepted Answer

Conduction hearing loss

Question 3

Which structure in the inner ear is responsible for detecting rotational movement of the head?

Accepted Answer

Semicircular canals

Question 4

Which of the following best describes the function of Meissner’s corpuscles?

Accepted Answer

Detection of fine touch and vibration

Question 5

Which cranial nerve carries information from the cochlea to the brain?

Accepted Answer

Cranial nerve VIII (Vestibulocochlear nerve)

Question 6

A person tastes a salty flavor. Which ions are primarily responsible for this sensation?

Accepted Answer

Sodium and potassium ions

Question 7

Which structure separates the outer ear from the middle ear?

Accepted Answer

Tympanic membrane

Question 8

Which of the following is a characteristic of referred pain?

Accepted Answer

Pain is perceived away from or adjacent to the organ involved

Question 9

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

Accepted Answer

Vallate (circumvallate) papillae

Question 10

Which of the following best explains the process of sensory adaptation?

Accepted Answer

A change in sensitivity, usually a decrease, after prolonged stimulation

Question 11

Which encapsulated nerve ending is responsible for detecting deep pressure and vibration in the skin?

Accepted Answer

Pacinian corpuscles

Question 12

Which of the following is NOT a primary odor category proposed in olfactory research?

Accepted Answer

Umami

Question 13

A patient with damage to the organ of Corti would most likely experience which of the following?

Accepted Answer

Sensorineural hearing loss

Question 14

Which equation best represents the relationship between frequency ($$f$$), wavelength ($$\lambda$$), and speed of sound ($$v) in $$the auditory system?

Accepted Answer

$$v = f 	imes \lambda$$

Question 15

Which structure in the vestibular system contains otoliths and is responsible for detecting linear acceleration?

Accepted Answer

Macula of the utricle and saccule

Question 16

Which of the following best describes the function of Merkel’s discs?

Accepted Answer

Detection of light touch and pressure

Question 17

Which taste sensation is produced by hydrogen ions, such as those found in lemon juice?

Accepted Answer

Sour

Question 18

Which of the following structures is NOT part of the membranous labyrinth of the inner ear?

Accepted Answer

Scala tympani

Question 19

Which type of receptor is most likely to be activated when you step on a sharp object?

Accepted Answer

Nociceptors

Question 20

Which of the following best describes the role of the tectorial membrane in the cochlea?

Accepted Answer

It extends over the hair cells and is involved in sound transduction

Anatomy & Physiology of Sensory Systems: Auditory, Gustatory, Olfactory, and Cutaneous Senses lab 4

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