Neuro random

Question 1

C2 dermatome provides sensation to what?

Answer 1

Back of the head/skull

Question 2

T4 dermatome provides sensation to what?

Answer 2

Nipple line

Titties

Question 3

T10 dermatome provides sensation to what?

Answer 3

Belly Button Line

ButTEN

Question 4

L1 dermatome provides sensation to what?

Answer 4

Ligament Inguinal

L 1inguinal

Question 5

S2, 3, 4 dermatomes provides sensation to what?

Answer 5

Penile and anal zones

Question 6

S1 & S2 dermatomes provides sensation to what?

Answer 6

Back of the entire leg

Question 7

S5 dermatome provides sensation to what?

Answer 7

Butthole

Question 8

L4 dermatome provides sensation to what?

Answer 8

Anterior thigh (some)
Knee caps
Medial leg/malleolus
Big toe

Question 9

C4 dermatome provides sensation to what?

Answer 9

Clavicle

Question 10

C6 dermatome provides sensation to what?

Answer 10

Thumb

C7: Pointer and middle fingers
C8: Ring and Pinky fingers

Question 11

Cremasteric Reflex is absent in what illness?

Answer 11

Testicular Torsion

Question 12

Anal Wink is absent in what illness?

Answer 12

Cauda Equina

Question 13

Achilles reflex main nerve root is

Answer 13

S1

Question 14

Patellar reflex main nerve root is

Answer 14

L4

Question 15

Biceps reflex main nerve root is

Answer 15

C5

Question 16

Triceps reflex main nerve root is

Answer 16

C7

Question 17

The facial artery is a branch of the

Answer 17

external carotid artery

Question 18

The middle cerebral artery is a branch of the

Answer 18

internal carotid artery

Question 19

The ophthalmic artery is the first branch of the

Answer 19

internal carotid artery

Question 20

The sphenopalatine artery is a branch of the third part of the _______ and supplies much of the nasal mucosa.

Answer 20

maxillary artery

Question 21

The middle meningeal artery is a branch of the _______, which enters the skull at the ______ and courses intracranially deep to the pterion (where the frontal, parietal, temporal, and sphenoid bones meet). Skull fractures at this site may cause laceration of this vessel, leading to an _______.

Answer 21

maxillary artery
foramen spinosum
epidural hematoma

Question 22

Granulomas are seen in the media of the arteries, consisting of mononuclear infiltrates and multinucleated giant cells.

The changes in the arteries are segmental: abnormal areas are interspersed by segments of normal-appearing arterial wall.

Affected segments cause narrowing of the vessel with a decrease in blood supply to the perfused areas.

Answer 22

giant (Temporal) cell vasculitis (arteritis)

Question 23

Sudden-onset, severe headache with signs of meningeal irritation (eg, neck pain, stiffness) should raise suspicion for

Answer 23

subarachnoid hemorrhage (SAH)

Question 24

usually results from the rupture of small arteries in the pons, thalamus, or basal ganglia, commonly in the setting of underlying hypertensive vasculopathy.

Answer 24

Intracerebral hemorrhage

Question 25

Rupture of Bridging cortical veins

Answer 25

Subdural Hematoma

Question 26

If the occluded MCA is in the ____ hemisphere, aphasia may also occur.

Answer 26

dominant (usually left)

Question 27

Uncontrolled hypertension and diabetes mellitus are major risk factors for

Answer 27

Lacunar infarcts as a result of small vessel occlusion (due to lipohyalinosis and microatheroma formation) in the penetrating vessels supplying the deep brain structures. 

Question 28

Damage to ____ & _____ nuclei results in complete contralateral sensory loss.

Answer 28

VPL | VPM

Question 29

Damage to the ___ typically causes behavioral abnormalities (eg, agitation, psychosis, abulia), speech/language disturbances, and movement disorders (eg, choreoathetosis).

Answer 29

caudate nucleus

Question 30

What CN are in the cavernous sinus

Answer 30

CN 3, 4, V1, V2, 6

Question 31

Homonymous hemianopia with macular involvement.

Answer 31

Middle cerebral artery stroke

Question 32

contralateral homonymous hemianopia with macular sparing.

Answer 32

Posterior cerebral artery stroke

Question 33

Hypothalamic nuclei: Mediates satiety; destruction leads to hyperphagia

Answer 33

Ventromedial

Question 34

Hypothalamic nuclei: Mediates hunger; destruction leads to anorexia

Answer 34

Lateral

Question 35

Hypothalamic nuclei: Mediates heat dissipation; destruction leads to hyperthermia

Answer 35

Anterior

Question 36

Hypothalamic nuclei: | Mediates heat conservation; destruction leads to hypothermia

Answer 36

Posterior

Question 37

Hypothalamic nuclei: | Secretion of dopamine (inhibits prolactin), GHRH

Answer 37

Arcuate

Question 38

Hypothalamic nuclei: | Secretion of GnRH, regulates sexual behavior

Answer 38

Medial Preoptic

Question 39

Hypothalamic nuclei: | Circadian rhythm regulation & pineal gland function

Answer 39

Suprachiasmatic

Question 40

Hypothalamic nuclei: | Secretion of oxytocin, CRH, TRH

Answer 40

Paraventricular

Question 41

Hypothalamic nuclei: | Secretion of Vasopressin (ADH)

Answer 41

Supraoptic