ARM & CUBITAL REGION Flashcards
(17 cards)
what is the posterior compartments contains?
(include ACTION, Joint, N, A & V)
muscles that extend the glenohumeral & elbow joints
radial N
Deep brachial A and V )
Do the medial & ulnar N innervate muscles of arm?
FALSE, NO
Boundaries of the cubital fossa
MEDIALLY
Pronator Teres
Boundaries of the cubital fossa
LATERALLY
Brachioradialis
Boundaries of the cubital fossa
SUPERIORLY
line that connects medial & lateral epicondyles of humerus
CONTENTS of the cubital fossa
tendon of biceps brachii
brachial A and V
proximal part of radial and ulnar A and V
median and radial N and cutaneous branch of musculocutaneous N
what is a fascial extension of biceps brachii
forms the root of fossa & medial cubital V crosses fossa superficially
Bicipital Aponeurosis
what muscles insert on the biciptial aponeurosis? (2)
Biceps Brachii
Brachialiss
what type of joint is the elbow joint?
Synovial joint- hinge joint
Which joint is an articulation between the trochlea of humerus and the trochlear notch of the ulnar
humeroulnar joint
what type of ligament is the humerolunar joint
ulnar (medial) collateral ligament
this ligament supports the joint MEDIALLY
connects coronoid process & olecranon with the medial epicondyle of humerus
ULNAR (MEDIAL) COLLATERAL LIGAMENT
this joint is an articulation btw capitullum of humerus & head of radius
Humeroradial joint
this ligament supports the joint LATERALLY
extends from the lateral epicondyle of humerus to annular ligament of radius that encircles radial neck
Radial (lateral) collateral ligament
what does the anterior compartment contain?
include ACTION, Joint, N, A & V
muscles that flex the glenohumeral joint & elbow joint & supinate radioulnar joint
musculocutaneous N
brachial A & V
Action of Biceps Brachii, Brachialis, Brachioradialis
FLEXION
Action of Triceps Brachii ?
Extension
