Muscles Palpation Flashcards
Pronator Teres Innervation
Median Nerve
Pronator teres origin
Common Flexor Tendon
from the medial epicondyle of the humerus and coronoid process of the Ulna
Pronator Teres Insertion
The middle lateral surface of the radius
Pronator teres Action
Pronate the radioulnar joints
May assist to flex the humeroulnar joints
Flexor capri Ulnaris Innervation
Ulnar nerve
Flexor Carpi Ulnaris origin
Humeral head:
CFT from the medial epicondyle of the humerus
Ulnar Head
Posterior surface of the proximal 2/3 of ulna
Flexor Carpi Ulnaris origin
Humeral head:
CFT from the medial epicondyle of the humerus
Ulnar Head
Posterior surface of the proximal 2/3 of ulna
FCU insertion
Pisiform, hook of the hamate and base of the 5th metacarpal
FCU insertion
Pisiform, hook of the hamate and base of the 5th metacarpal
FCU actions
May assist to flex the humeroulnar joint,
Flex and adduct the radiocarpal joint
Palmaris longus innervation
Median nerve
Palmaris longus origin
CFT from the medial epicondyle of the humerus,
Palmaris longus insertion
To the palmar aponeurosis and flexor retinaculum
Palmaris longus action
May Assist flexion of the elbow at HU joint. Tense the plmaf fascia.
Flex the radiocarpal joints
Flexor Carpi Radialis Innervation
Median nerve
FCR origin
Common flexor tendon from the medial epicondyle of the humerus
FCR insertion
To the bases of the 2nd -3rd fingers
FCR action
May assist flexion of the elbow at humeoulnar jt,
Flex and abduct the wrist at the radiocarpal joint,
Pronator Quadratus innervation
Median nerve
Pronator Quadratus origin
Medial anterior surface of the ulna
Pronator Quadratus insertion
Lateral anterior shaft of the radius
Pronator Quadratus action
Pronate the forearm at the radioulnar joint
Flexor superficialis longus innervation
Median Nerve
Flexor Digiturom Superficialis
Origin
CFT from the medial epicondyle, coronoid process of the ulna, ulnar collateral ligament, interrosseus membeaneand proximal shaft of the radius
Flexor Digiturom Superficialis
Insertion
The sides or middle phalanges of 2-5 fingers
FDS action
flex the wrist at radiocarpal joint, flex the MCP and IP joint
Flexor digitorum Profundus
Innervation
Median and ulnar nerve
Flexor digitorum Profundus
Origin
Anterior of medial surface 3/4 shaft of the ulna
Flexor digitorum Profundus insertion
Bases distal phalanges and palmar surface 2-5th fingers
Flexor digitorum Profundus insertion
Bases distal phalanges and palmar surface 2-5th fingers
Flexor digitorum Profundus
Action
Assist to flex radiocarpal joint,
Flex 2nd-5th metacarpophalangeal and DIP joint
Extensor Carpi Radialis Longus
Innervation
Radial Nerve
Extensor Carpi Radialis Longus
Origin
Distal 1/3 of the lateral supracondylar ridge of the humerus
Extensor Carpi Radialis Longus
Insertion
Base of the 2nd metacarpal
Extensor Carpi Radialis Longus
Action
Assist to flex the elbow at HU jt
Extend the wrist at radiocarpal joint
Abduct the wrist at RC jt
Extensor Carpi Radialis Brevis
Innervation
Radial Nerve
Extensor Carpi Radialis Brevis
Origin
Common extensor Tendon from the lateral epicondyle of the humerus
Extensor Carpi Radialis Brevis
Insertion
Base of the third metacarpal
Extensor Carpi Radialis Brevis
Action
May assist to flex the elbow at humeroulnar joint
Extend the wrist at radiocarpal joint
Abduct the wrist at radiocarpal joint
Supinator
Innervation
Radial Nerve
Supinator
Origin
Lateral epicondyle of the humerus,
Radial collateral ligament,
annular ligament
Supinator crest of the ulna
Supinator
Insertion
Anterior, lateral surface of the proximal 1/3 shaft of the radius