Forearm muscles Flashcards
What are the actions of the flexor capri ulnaris?
Flexion of wrist
Adduction of wrist
What s the blood supply;y of the flexor capri ulnaris?
Ulnar artery
What is the innervation of the flexor capri ulnaris?
Ulnar nerve
What are the attachments of the flexor capri ulnaris?
Medial epicondyle and olecranon of ulna
Pisiform bone
What is the action of the palmaris longus?
Flexion of wrist
What is the blood supply of the palmaris longus?
Ulnar artery
What is the innervation of the palmaris longus?
Median nerve
What are the attachments of the palmaris longus?
Medial epicondyle
Palmar aponeurosis and flexor retinaculum
What are the actions of the flexor capri radialis?
Flexion of wrist
Abduction of wrist
What is the blood supply of the flexor capri radialis?
Radial artery
What is the innervation of the flexor capri radialis?
Median nerve
What are the attachments of the flexor capri radialis?
Medial epicondyle
2nd and 3rd metacarpals
What is the action of the pronator teres?
Pronation
Flexion at elbow
What is the blood supply of the pronator teres?
Ulnar and radial arteries
What s the innervation of the pronator teres?
Median nerve
What are the attachments of the pronator teres?
Medial epicondyle
Lateral radius
What is the action of the flexor digitorum superficialis?
Flexion of fingers at PIP
What is the blood supply of the flexor digitorum superficialis?
Ulnar artery
What is the innervation of the flexor digitorum superficialis?
Median nerve
What are the attachments of the flexor digitorum superficialis?
Medial epicondyle
Anterior margins of middle phalanges
What is the action of the flexor pollicis longus?
Flexion of thumb
What is the blood supply of the flexor pollicis longus?
Interosseus artery
What is the innervation of the flexor pollicis longus?
median nerve
What are the attachments of the flexor pollicis longus?
Anterior radius
Distal phalanx of thumb
What is the action of the flexor digitorum profundus?
Flex hand
Flex IP joints
What is the blood supply of the flexor digitorum profundus?
Interosseus artery
What is the innervation of the flexor digitorum profundus?
Median nerve
What are the attachments of the flexor digitorum profundus?
Anterior and medial ulna
Distal phalanges of fingers
What is the action of the pronator quadrates?
Pronation
What is the blood supply of the pronator quadrates?
Interosseus artery
What is the innervation of the pronator quadrates?
Median nerve
What are the attachments of the pronator quadrates?
Anterior medial ulna
Lateral anterior radius
What is the action of the brachioradialis?
Flex elbow
What is the blood supply of the brachioradialis?
Radial recurrent artery
What is the innervation of the brachioradialis?
Radial nerve
What are the attachments of the brachioradialis?
Lateral supracondylar ridge of humerus
Styloid process pf radius
What are the actions of the extensor capri radialis longus?
Extends wrist
Abducts hand
What is the blood supply of the extensor capri radialis longus?
Radial and radial recurrent arteries
What is the innervation of the extensor capri radialis longus?
Radial nerve
What are the attachments of the extensor capri radialis longus?
Lateral supracondylar ridge of humerus
Base of metacarpal 2
What are the actions of the extensor capri radialis brevis?
Extend wrist
Abducts hand
What is the blood supply of the extensor capri radialis brevis?
Radial and radial recurrent arteries?
What is the innervation of the extensor capri radialis brevis?
Deep branch of radial nerve
What are the attachments of the extensor capri radialis brevis?
Lateral epicondyle
Base of metacarpal 3
What are the actions of the extensor digitorum?
Extends fingers
Assists in wrist extension
What is the blood supply of the extensor digitorum?
Interosseus artery
What is the innervation of the extensor digitorum?
Branch of radial- posterior interosseous nerve
What are the attachments of the extensor digitorum?
Lateral epicondyle
Phalanges of fingers
What are the actions of the extensor digiti minimi?
Extends little finger
What is the blood supply of the extensor digiti minimi?
Interosseus artery
What is the innervation of the extensor digiti minimi?
Branch of radial- posterior interosseous nerve
What are the attachments of the extensor digiti minimi?
Lateral epicondyle
Base of proximal phalanx of 5th finger
What are the actions of the extensor capri ulnaris?
Extends wrist
Adducts hand
What is the blood supply of the extensor capri ulnaris?
Interosseus artery
What is the innervation of the extensor capri ulnaris?
Branch of radial- posterior interosseous nerve
What are the attachments of the extensor capri ulnaris?
Lateral epicondyle and posterior border of ulna
Base of metacarpal 5
What are the actions of the abductor pollicis brevis?
Abduct thumb
Extend thumb
What is the blood supply of the abductor pollicis brevis?
Interosseus artery
What is the innervation of the abductor pollicis brevis?
Branch of radial- posterior interosseous nerve
What is the action of the extensor pollicis brevis?
Extends thumb
What is the blood supply of the extensor pollicis brevis?
Interosseus artery
What is the innervation of the extensor pollicis brevis?
Branch of radial- posterior interosseous nerve
What are the attachments of the extensor pollicis brevis?
Radial and interosseous membrane
Proximal phalanx of thumb
What is the action of the extensor pollicis longus?
Extends thumb
What is the blood supply of the extensor pollicis longus?
Interosseus artery
What is the innervation of the extensor pollicis longus?
Branch of radial- posterior interosseous nerve
What are the attachments of the extensor pollicis longus?
Middle 1/3 of ulna and interosseous membrane
Distal phalanx of thumb
What is the action of the extensor indicis?
Extend index finger
What is the blood supply of the extensor indicis?
Interosseus artery
What is the innervation of the extensor indicis?
Branch of radial- posterior interosseous nerve
What are the attachments of the extensor indicis?
Ulna and interosseous membrane
Proximal phalanx of index finger