Upper Extremity Flashcards
What rib level is the inferior angle of the scapula
7th rib
Th blunt, thickened, proximal (medial) end of the clavicle
sternal extremity
The flattened, distal (lateral) end of the clavicle
The acromial end
(1) deep groove on the anterior surface of the humerus - separates the greater and lesser tubercles
(2) houses what tendon
(1) intertubercular groove
(2) tendon of the long head of the biceps brachii muscle
lies within the inferior part of the external urethral sphincter - continuous above with the prostatic urethra and below with the penile urethra
shortest and least dilatable part
intermediate (membranous) urethra
Most dilatable portion of the male urethra
prostatic urethra
At the scapular notch, the (1) passes superior to the scapular ligament and the (2) passes inferior to it
(“the ARMY goes over the bridge; the NAVY goes under)
(1) suprascapular artery
(2) suprascapular nerve
Nerve supply of:
Thoracodorsal nerve (latissimus dorsi)
Blood supply of the scrotum
- external pudendal branches (from femoral a.)
- scrotal branches of the internal pudenda a.
Blood supply of:
(1) skin and superficial fascia of the penis
(2) deeper parts of the penis
(3) crus and corpus cavernosum
(4) bulb, corpus spongiosum, and glans
(1) external pudendal a.
(2) internal pudendal a.
(3) deep artery of the penis
(4) artery of the bulb
(1) somatic nerve supply of the skin and skeletal muscles of the penis
(2) autonomic fibers to the smooth muscle of the penis
(1) pudendal nerve
(2) inferior hypogastric plexus