Question 1

Which type of papillae on the tongue contains no taste buds?

Accepted Answer

Filiform papillae

Question 2

Which cranial nerve is responsible for carrying taste impulses from the posterior third of the tongue?

Accepted Answer

Glossopharyngeal nerve (cranial nerve IX)

Question 3

What is the primary stimulus for sour taste receptors?

Accepted Answer

H$$^+$$ ions (acids)

Question 4

Which of the following best describes the function of gustatory hairs?

Accepted Answer

They are stimulated by chemicals dissolved in saliva

Question 5

A patient with sensorineural deafness and visual abnormalities was likely exposed to which risk factor during early pregnancy?

Accepted Answer

Maternal infection during the first 5 or 6 weeks

Question 6

Which taste sensation is most likely to be triggered by the amino acid glutamate?

Accepted Answer

Umami

Question 7

What is the main reason infants have poor visual acuity at birth?

Accepted Answer

Their vision is farsighted and lacks color vision and depth perception

Question 8

Which of the following is NOT a function of basal cells in taste buds?

Accepted Answer

Transmitting taste signals to the brain

Question 9

A congenital ear problem resulting in hearing loss is most likely due to which anatomical abnormality?

Accepted Answer

Missing pinna and closed external acoustic meatus

Question 10

Which taste sensation is most likely to be triggered by sodium chloride (NaCl)?

Accepted Answer

Salty

Question 11

Which cranial nerve is primarily responsible for taste sensation from the anterior two-thirds of the tongue?

Accepted Answer

Facial nerve (cranial nerve VII)

Question 12

Which of the following best explains why vision requires the most learning after birth?

Accepted Answer

The infant's visual system is not fully developed and must adapt to process complex stimuli

Question 13

Which taste sensation is most likely to be triggered by caffeine?

Accepted Answer

Bitter

Question 14

Which of the following is a correct sequence for the transmission of taste signals from the tongue to the brain?

Accepted Answer

Taste bud → Cranial nerve → Gustatory complex

Question 15

Which of the following is a real-life example of a chemical that stimulates sweet taste receptors?

Accepted Answer

Glucose

Taste Buds, Sense of Taste, and Developmental Aspects of Special Senses

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