Flashcards in Upper Limb Overview Deck (36)
What is the only bone to bone joint that connects the upper limb to the axial skeleton?
The shoulder joint called the _______ joint is _______ than the hip
The ulna articulates with __1____ and the radius with the ___2_______
What are the only two carpal bones that articulate with the radius?
scaphoid and lunate
___1____ moves over the ____2____ during pronation
What is the carrying angle?
Intersection of upper arm and forearm when carrying something- elbows stick out slightly to create this angel which stops you hitting pelvis when moving arms when walking.
How is thumb movement different from movement of other fingers?
Thumb has ninety degree rotation so flexion is almost out to the side whereas flexing fingers moves them down
What joint is really easily dislocated in kids?
Axio appendicular muscles?
Trapezius, latissimus dorsi, rhomboid minor and major, serratus anterior, pectoralis major and minor
Scapula region muscles?
Levator scapulae, rotator cuff muscles.
4 rotator cuff muscles?
What rotator cuff muscles attach to the greater tuberosity?
What rotator cuff muscle attaches to the lesser tuberosity?
Anterior arm compartment muscles?
Innervation of anterior compartment of the arm?
Action of anterior compartment of the arm?
Flexion of arm and forearm
Posterior compartment of the arm muscle?
Innervation of posterior compartment of the arm?
Action of posterior compartment of the arm?
Extension of arm and forearm
Forearm anterior compartment superficial layer?
Pronator teres, flexor carpi radialis, palmaris longus, flexor carpi lunaris
Forearm anterior compartment intermediate layer?
flexor digitorium superficialis
Forearm anterior compartment deep layer?
flexor pollucis longus, pronator quadratus, flexor digitorum profundus
Innervation of anterior compartment of the forearm?
All Median nerve, except flexor carpi ulnaris and medial half of flexor digitorum profundus (Ulnar nerve)
Action of anterior compartment of the forearm?
Flexion of the wrist and digits, pronation, abduction and adduction of the wrist.
Forearm posterior compartment of forearm superficial layer?
EXTENSOR CARPI RADIALIS LONGUS
EXTENSOR CARPI RADIALIS BREVIS
EXTENSOR CARPI ULNARIS
EXTENSOR DIGITI MINIMI
Forearm posterior compartment of forearm deep layer?
Extensor pollucis brevis
Extensor pollucis longus
Abductor pollucis longus
Innervation of the posterior compartment of the forearm?
All radial nerve
Action of posterior compartment of the forearm
Extension of the wrist and digits, supination, abduction and adduction of the wrist.
What is the thenar eminence?
group of muscles on the palm of the human hand at the base of the thumb