Stroke Lecture
Skull and Brain Lecture
Descending Tracts

😀 EASY

 Welcome Team Regroup.  Best of luck with the second-sit.  Here are few first-order CAI questions covering some diverse learning outcomes across block three.  Best of luck! 

regroup neuroanatomy crash course

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Question 1
V1 supplies which of the following regions?
A
Cornea
B
Mental region
C
Auricle
D
Maxillary arcade
E
Tip of the nose
Question 2
How does the mandibular nerve leave the skull?
A
Foramen ovale
B
Foramen spinosum
C
Foramen rotundum
D
Superior orbital fissure
E
Foramen ovale
Question 3
What innervates the temporalis muscle?
A
CNIV
B
CNV
C
CNVI
D
CNVII
E
CNVIII
Question 4
How many nuclei power the trigeminal nerve?
A
1
B
2
C
3
D
4
E
5
Question 5
You use a cotton wisp to elicit the blink reflex.  Which nerves have you tested?
A
CN4
B
CN5
C
CN6
D
CN7
E
CN8
Question 6
Which cranial nerve is most at risk of an internal carotid aneurysm in the cavernous portion of the artery course?
A
CNVI
B
CN4
C
CNV1
D
CNV2
E
CNV3
Question 7
What is the function of CNVI?
A
Globe superior deviate
B
Globe inferior deviate
C
Globe lateral deviate
D
Globe medial deviate
E
Globe extorsion
Question 8
Which is not a constituent of the basal ganglia?
A
Subthaalmic nucleus
B
Substantia nigra
C
Thalamus
D
Nucleus accumbens
E
Caudate nucleus
Question 9
Forehead sparing indicates which lesion?
A
UMN lesion to cranial nerve five
B
LMN lesion to cranial nerve six
C
UMN lesion to cranial nerve six
D
LMN lesion to cranial nerve seven
E
UMN lesion to cranial nerve seven
Question 10
Hyperacusis unilaterally is indicative of which lesion?
A
CN4
B
CN5
C
CN6
D
CN7
E
CN8
Question 11
Where does the second order nucleus arise in the lateral spinothalamic tract?
A
Substantia gelatinosa
B
Dorsal root ganglion
C
Nucleus gracilis
D
VPL thalamic nucleus
E
Primary somatosensory cortex
Question 12
Which of the following best describe the function of nucleus ambiguous?
A
Sensory to CN IX
B
Sensory to CN X
C
Motor to CN VIII
D
Motor to CN IX
E
Motor to CN X
Question 13
What supplies sense to the posterior third of the tongue?
A
CN11
B
CN5
C
CN9
D
CN8
E
CN10
Question 14
Testing the gag reflex uses which two nerves?
A
CN7
B
CN8
C
CN9
D
CN10
E
CN11
Question 15
The sub-thalamic nucleus regulates which part of the basal ganglia?
A
The globus pallidus internus
B
The thalamus
C
The globus pallidus externus
D
The putamen
E
The cerebral cortex
Question 16
Which organs are not supplied by the vagus nerve?
A
Heart
B
Lung
C
Duodenum
D
Ascending colon
E
Descending colon
Question 17
Which muscles are innervated by CN XI?
A
Trapezius
B
Levator scapulae
C
Sternocleidomastoid
D
Deltoid
E
Subclavius
Question 18
A tongue deviates to the left when protruded.  Where could the lesion be?
A
Left upper motor neuron
B
Left lower motor neuron
C
Right upper motor neuron
D
Right lower motor neuron
E
None of the above
Question 19
What is the lateral-most tract in the spinal cord?
A
Anterior spinocerebellar tract
B
Gracile fascicle
C
Cuneate fascicle
D
Lateral spinothalamic tract
E
Anterior spinothalamic tract
Question 20
The cuneate fascicle carries
A
lower limb light touch
B
upper limb pain
C
lower limb vibration sense
D
upper limb fine touch
E
lower limb crude touch
Question 21
Where is the decussation of the tract carrying fine touch to the brain?
A
Thalamus
B
Inferior medulla
C
Posterior pons
D
Medial midbrain
E
Level of spinal cord entry
Question 22
What is the blood supply of the gracile fasciculus?
A
Posterior spinal artery
B
Anterior spinal artery
C
Posterior inferior cerebellar artery
D
Anterior inferior cerebellar artery
E
Vertebral artery
Question 23
Which nerve(s) do not emerge from the brainstem?
A
First
B
Second
C
Third
D
Fourth
E
Fifth
Question 24
Where does the corticospinal tract fibre-set run in the midbrain?
A
Anterior
B
Posterior
C
Medial
D
Lateral
E
It doesn't
Question 25
Which cranial nerves are represented in the nucleus of the solitary tract?
A
CN6
B
CN7
C
CN8
D
CN9
E
CN10
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