7: (Latest Update )
Human Anatomy & Physiology I
with Lab | Questions & Answers |
Grade A | 100% Correct - Portage
Learning
Peripheral Nervous System, Reflex Activity, and the PNS
Question:
A patient reports a loss of smell and is unable to identify familiar odors. This
symptom is most likely due to damage to which cranial nerve?
Answer:
Olfactory
,Question:
A patient presents with blurred vision and difficulty reading signs. An eye
exam reveals impaired visual acuity. Which cranial nerve is likely affected?
Answer:
Optic
Question:
A patient has difficulty chewing and reports a loss of sensation on one side of
their face. Which cranial nerve might be damaged in this case?
Answer:
Trigeminal
Question:
A patient comes in with a complaint of drooping eyelids and double vision.
On examination, one pupil is larger than the other and does not react to light.
Which cranial nerve is most likely affected?
Answer:
Oculomotor
,Question:
A patient exhibits difficulty in speaking and swallowing, accompanied by a
hoarse voice. Upon examination, the uvula deviates to one side when the
patient says "ahh." Which cranial nerve is likely damaged?
Answer:
Vagus
Question:
A patient is unable to turn their head to the left and has difficulty shrugging
their left shoulder. This suggests damage to which cranial nerve?
Answer:
Accessory
Question:
A patient complains of difficulty in tasting food on the back third of their
tongue and a reduced gag reflex. During examination, you also note some
difficulty in swallowing. Which cranial nerve is likely damaged?
Answer:
Glossopharyngeal
, Question:
A patient comes to you with a complaint of a slight loss of balance. These
symptoms are most likely related to damage in which cranial nerve?
Answer:
Vestibulocochlear
Question:
A patient is unable to move their tongue properly and has difficulty
articulating words. On examination, you notice that their tongue deviates to
the right when protruded. This condition suggests damage to which cranial
nerve?
Answer:
Hypoglossal
Question:
Which of the following structures would be a mixed nerve?
Dorsal horn, dorsal rootlet, dorsal root, dorsal ramus
Answer:
Dorsal ramus