Shoulder Girdle and Shoulder Joint
Only attachment of upper extremity
to axial skeleton is via scapula and
its attachment through clavicle at
sternoclavicular joint
What is the shoulder girdle?
Name the two wrist adductors
what is flexor carpi ulnaris & extensor carpi ulnaris?
how many carpal bones are there?
what is 8 bones?
most upper extremity movements involve the _____ & _______ joints
what is the elbow & radioulnar joints?
True or False: all wrist and finger extensors innervate the radial nerve
What is True?
rotator cuff impingement happens here
what is shoulder joint?
Name the three extrinsic wrist extensors
What is extensor carpi radialis longus, extensor carpi radialis brevis & extensor carpi ulnaris?
name the thumb abductor (and wrist)
what is the abductor pollicis longus?
radioulnar joint supinates ____ to ____ degrees from neutral
what is 80 to 90 degrees?
two muscles that innervate axillary nerve
what is the teres minor & deltoid?
True or False: the shoulder girdle is dependent on the shoulder joint & its muscles
what is FALSE?
The palmaris longus is innervated by this nerve with roots
What is median nerve (C6-T1)
name the 3 thumb joints
what is the carpometacarpal (CMC), metacarpophalangeal (MCP), and interphalangeal joints (IP)?
all elbow and radioulnar joint muscles innervate from these
what is the median, musculocutaneous & radial nerves of the brachial plexus?
flexor carpi ulnaris & flexor digitorum profundus (4th & 5th finger) innervate this nerve
what is the ulnar nerve?
Origin: Scapula - subscapular fossa Insertion: Humerus - lesser tuberosity
What is the subscapularis muscle?
Origin and insertion of the flexor carpi radialis
What is O:Humerus:medial epicondyle and I: Metacarpal bones (2-3)?
movement of the thumb across palmar aspect to oppose any or all of the phalanges
what is opposition?
Name the 3 elbow flexors
what is the biceps brachii (long, short heads), brachialis, & brachioradialis?
True or False: only biceps brachii long head innervates the musculocutaneous nerve
what is False?
Trapezius is innervated here with these roots
What is spinal accessory nerve by C3-C4 nerve roots?
The median nerve and all flexor tendons pass through the carpal EXCEPT
What is flexor carpi ulnaris & palmaris longus?
name the 3 finger flexors
Name the radioulnar pronators
what is the pronator teres, pronator quadratus, & brachioradialis?
The thenar muscles innervate this nerve
what is the median nerve?