BIOS 252 EXAM 3 NEWEST 2026-2027
QUESTIONS AND CORRECT ANSWERS |
A+ GRADE VERIFIED ANSWERS |
CHAMBERLAIN UNIVERSITY COLLEGE
OF NURSING
Taste buds______________ .
A. are the bumps on your tongue
B. have the sensory receptors for gustation
C. are the tactile receptors on your tongue
D. sense three different tastes Correct Answer B. have
the sensory receptors for gustation
John was surprised to learn that his salad dressing
contained glucose since it did not taste
A. salty
B. sweet
C. bitter
D. sour Correct Answer B. sweet
Which papillae found on the surface of the tongue
contains no taste buds, but does contain sensory nerve
endings to detect the temperature and texture of food?
A. Fungiform papillae
B. Foliate papillae
C. Filiform papillae
D. Vallate (circumvallate) papillae Correct Answer C.
Filiform papillae
,Which type of papillae are located mainly in a 'V' shape
near the back of the tongue, appear wall-like in
appearance, and contain taste buds sensitive to the bitter
taste?
A. Foliate
B. Fungiform
C. Filiform
D. Circumvallate Correct Answer D. Circumvallate
What taste sensation results when sodium ions enter
gustatory cells through sodium ion channel receptors, and
the cell depolarizes?
A. Sour
B. Bitter
C. Salty
D. Umami Correct Answer C. Salty
Which cells have receptors specialized to detect different
tastes?
A. Supporting cells
B. Photoreceptor cells
C. Gustatory cells
D. Basal cells Correct Answer C. Gustatory cells
How is the sensation of taste affected by a dry mouth?
A. Most foods will taste bitter when the mouth is dry.
B. The moisture level of the mouth has no influence on
taste sensation.
C. Foods have a more intense taste when the mouth is
dry.
,D. Foods have a less intense taste when the mouth is dry.
Correct Answer D. Foods have a less intense taste when
the mouth is dry.
Which cranial nerves are not involved in carrying taste
information from the tongue into the central nervous
system (CNS)?
A. Facial nerves (CN VII)
B. Glossopharyngeal nerves (CN IX)
C. Vagus nerves (CN X)
D. Hypoglossal nerves (CN XII) Correct Answer D.
Hypoglossal nerves (CN XII)
Which regions of the oral cavity have taste buds? Select
all that apply.
A. Epiglottis
B. Esophagus
C. Pharynx (throat)
D Tongue Correct Answer A. Epiglottis
C. Pharynx (throat)
D Tongue
The primary gustatory area is located in which hemisphere
of the brain?
A. Insula
B. Limbic
C. Occipital
D. Temporal Correct Answer A. Insula
Which one of these is not one of the five tastes?
A. Spicy (hot)
, B. Sour
C. Umami
D. Bitter Correct Answer A. Spicy (hot)
Which primary taste does not cause depolarization of the
gustatory cell through a G-protein mechanism (secondary
messenger system)?
A. Salty
B. Sweet
C. Bitter
D. Umami Correct Answer A. Salty
What chemical causes the flavor category of umami?
A. Electrolytes
B. Toxins
C. Amino acids
D. Acids Correct Answer C. Amino acids
The largest numbers of taste buds in adults are associated
with the
A. pharynx
B. filiform papillae
C. circumvallate papillae
D. larynx Correct Answer C. circumvallate papillae
Which sensation of taste is sensitive to the potential of
hydrogen (pH; presence of hydrogen ions [H+])?
A. Sweet
B. Umami
C. Sour
D. Salt Correct Answer C. Sour
QUESTIONS AND CORRECT ANSWERS |
A+ GRADE VERIFIED ANSWERS |
CHAMBERLAIN UNIVERSITY COLLEGE
OF NURSING
Taste buds______________ .
A. are the bumps on your tongue
B. have the sensory receptors for gustation
C. are the tactile receptors on your tongue
D. sense three different tastes Correct Answer B. have
the sensory receptors for gustation
John was surprised to learn that his salad dressing
contained glucose since it did not taste
A. salty
B. sweet
C. bitter
D. sour Correct Answer B. sweet
Which papillae found on the surface of the tongue
contains no taste buds, but does contain sensory nerve
endings to detect the temperature and texture of food?
A. Fungiform papillae
B. Foliate papillae
C. Filiform papillae
D. Vallate (circumvallate) papillae Correct Answer C.
Filiform papillae
,Which type of papillae are located mainly in a 'V' shape
near the back of the tongue, appear wall-like in
appearance, and contain taste buds sensitive to the bitter
taste?
A. Foliate
B. Fungiform
C. Filiform
D. Circumvallate Correct Answer D. Circumvallate
What taste sensation results when sodium ions enter
gustatory cells through sodium ion channel receptors, and
the cell depolarizes?
A. Sour
B. Bitter
C. Salty
D. Umami Correct Answer C. Salty
Which cells have receptors specialized to detect different
tastes?
A. Supporting cells
B. Photoreceptor cells
C. Gustatory cells
D. Basal cells Correct Answer C. Gustatory cells
How is the sensation of taste affected by a dry mouth?
A. Most foods will taste bitter when the mouth is dry.
B. The moisture level of the mouth has no influence on
taste sensation.
C. Foods have a more intense taste when the mouth is
dry.
,D. Foods have a less intense taste when the mouth is dry.
Correct Answer D. Foods have a less intense taste when
the mouth is dry.
Which cranial nerves are not involved in carrying taste
information from the tongue into the central nervous
system (CNS)?
A. Facial nerves (CN VII)
B. Glossopharyngeal nerves (CN IX)
C. Vagus nerves (CN X)
D. Hypoglossal nerves (CN XII) Correct Answer D.
Hypoglossal nerves (CN XII)
Which regions of the oral cavity have taste buds? Select
all that apply.
A. Epiglottis
B. Esophagus
C. Pharynx (throat)
D Tongue Correct Answer A. Epiglottis
C. Pharynx (throat)
D Tongue
The primary gustatory area is located in which hemisphere
of the brain?
A. Insula
B. Limbic
C. Occipital
D. Temporal Correct Answer A. Insula
Which one of these is not one of the five tastes?
A. Spicy (hot)
, B. Sour
C. Umami
D. Bitter Correct Answer A. Spicy (hot)
Which primary taste does not cause depolarization of the
gustatory cell through a G-protein mechanism (secondary
messenger system)?
A. Salty
B. Sweet
C. Bitter
D. Umami Correct Answer A. Salty
What chemical causes the flavor category of umami?
A. Electrolytes
B. Toxins
C. Amino acids
D. Acids Correct Answer C. Amino acids
The largest numbers of taste buds in adults are associated
with the
A. pharynx
B. filiform papillae
C. circumvallate papillae
D. larynx Correct Answer C. circumvallate papillae
Which sensation of taste is sensitive to the potential of
hydrogen (pH; presence of hydrogen ions [H+])?
A. Sweet
B. Umami
C. Sour
D. Salt Correct Answer C. Sour
