NBME Anatomy Shelf Exam Questions And Answers With Complete Solutions
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Course
NBME Anatomy
Institution
NBME Anatomy
NBME Anatomy Shelf Exam Questions And Answers With Complete Solutions
Radial Nerve splits into ____________ & _____________
Deep radial (motor) and superficial (sensory) at the the level of the radial bone head
A fracture of the midshaft of the humerus leads to
*Radial Nerve Injury
Loss of...
NBME Anatomy Shelf Exam Questions And
Answers With Complete Solutions
Radial Nerve splits into ____________ & _____________
Deep radial (motor) and superficial (sensory) at the the level of the radial bone head
A fracture of the midshaft of the humerus leads to
*Radial Nerve Injury
Loss of extensors in the forearm, hand, metacarpals, and phalanges --> Wrist
drop*
Radial nerve innervates
brachioradialis and extensor carpi radialis longus before it splits
Deep radial nerve innervates
supinator and the extensor carpi radialis brevis
After it pierces the supinator...
Deep radial n. becomes posterior interosseus n.
A supracondylar fracture of the humerus and/or a compression in the carpal
tunnel injures the ...
the median nerve
A supracondylar fracture of the humerus
*Fracture at the distal end.
*Common in kids when they fall with hand outstretched.
Damaged median nerve ...
loss of pronation, opposition of the thumb, and flexion of the lateral two IP joints and
impairment of the medial two IP joints
testicular torsion
, In the absence of trauma, lack of cremasteric reflex along with 10/10 groin pain in an
adolescent male. An emergency
The nerve(s) of Cremaster reflex
Genitofemoral nerve (L1-L2)
*The "femoral" portion of this nerve supplies skin sensation to the upper anterior thigh.
*"Genito" portion of the nerve travels with the spermatic cord to innervate the cremaster
muscle and the anterior scrotal skin.
ilioinguinal nerve (L1)
* travels adjacent to the spermatic cord (is NOT within the cord)
Males: Inn. skin sensation over the root of the penis and the upper part of the scrotum.
In females, it is responsible for sensation of the mons pubis and labia majora.
Path of Common Fibular (Peroneal) Nerve the common peroneal nerve
exits the popliteal fossa, it branches into the superficial and deep divisions
Superfical innervates the lateral compartment (Eversion)
Indirect inguinal hernias emerge through the internal inguinal ring, which is a site
of evagination of the transversalis fascia. From there, the hernia is transmitted
through the inguinal canal into the scrotum (in males) or the labium majus (in
females)
ECA occulsion
*Rare but can occur in patients with comorbid health conditions
*Neurological exam still normal.
occlusion of the ECA leads to ischemia of the lingual artery, resulting in tongue pain.
Ischemia of the facial artery manifests as facial pain, while ischemia of the posterior
auricular artery results in cyanosis of the ear.
The great saphenous vein
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