Flashcards in Anatomy-Myology Deck (85)
What muscles help with exhalation?
What nerve innervates the diaphragm?
What forms the anterior border of the axilla?
Pectorals Major and minor
The brachial plexus emerges from which muscles?
anterior and medial scalene
What forms the posterior border of the axilla?
subscapularis, teres major, lattisimus dorsi
What forms the medial wall of the axilla?
What 3 muscles flex the humerus?
What 3 muscles extend the humerus?
What 3 muscles abduct the humerus?
What 3 muscles adduct the humerus?
What 3 muscles laterally rotate the humerus?
infraspinatous, teres minor, deltoid
What 3 muscles medially rotate the humerus?
pec major, lat dorsi, teres major, subscapularis
What 4 muscles flex the forearm?
biceps, brachialis, brachioradialis, pronator teres
What 2 muscles extend the forearm?
What 2 muscles pronate the forearm?
pronator teres, pronator quadratus
What 2 muscles supinate the forearm?
What nerve passes over the anatomical snuffbox?
The superficial radial nerve
What makes up the anatomical snuffbox (thin SABER)
Scaphoid, ABductor policis longus, Extensor policis longus, Radial artery
What innervates the intrinsic muscles of the hand?
What are the muscles that give us a power grip?
What nerve innervates the power grip muscles?
Wrist drop will occur with damage to which nerve?
radial nerve (to all wrist extensors)
Damage to what nerve causes a claw hand deformity?
ulnar nerve due to loss of innervation to the interpose and lumbricals
Damage to what nerve causes Papal benediction?
What provides the roof of the carpal tunnel?
Do you get any loss of cutaneous sensation with carpal tunnel syndrome?
No, because the ulnar nerve and the cutaneous branch of the medial nerve do not pass through the carpal tunnel
What makes up the border of the tunnel of guyon?
Pisiform and hook of the hamate
What muscle elevates the testes?
The inguinal ligament is the lower free edge of what muscle?