Gross Anatomy L14

what innervates pronator teres

median nerve

what actions does pronator teres do

pronation of forearm, flexion of forearm

origin of pronator teres

medial epicondyle and coronoid process

what innervates flexor carpi radialis

median nerve

what action does flexor carpi radialis do

flex and abduct wrist

where does flexor carpi radialis originate from

medial epicondyle

what action does palmaris longus do

flex wrist

where does palmaris longus originate

medial epicondyle

what innervates palmaris longus

median nerve

what innervates flexor digitorum superficialis

median nerve

what action does flexor digitorum superficialis do

flexes MCP and PIP digits of 2-5 and wrist

what innervates flexor digitorum superficialis

median nerve

what action does flexor carpi ulnaris do

flex and adduct wrist

where does flexor carpi ulnaris originate

medial epicondyle and olecranon

what innervates flexor carpi ulnaris

ulnar nerve

what action does flexor digitorum profundus do

flex DIP of digits 2-5 and wrist

what innervates flexor digitorum profundus

anterior interosseous and ulnar nerves

what action does flexor pollicis longus do

flexes pollex and wrist

what innervates flexor pollicis longus

anterior interosseous nerve

where does flexor pollicis longus originate

anterior radius and interosseous membrane

what does pronator quadratus do

pronation of forearm

what innervates pronator quadratus

anterior interosseous n

what innervates brachioradialis

radial n

where does brachioradialis originate

lateral supracondylar ridge

what action does brachioradialis do

forearm flexion

what innervates extensor carpi radialis longus

radial nerve

where does extensor carpi radialis originate

lateral supracondylar ridge

what action does extensor carpi radialis longus do

extend and abduct wrist

what innervates extensor carpi radialis brevis

deep branch of radial nerve

what action does extensor carpi radialis brevis do

extend and abduct wrist

where does extensor carpi radialis brevis originate

lateral epicondyle

what innervates extensor digitorum

posterior interosseous

what action does extensor digitorum do

extends digits 2-5 MCP and wrist

where does extensor digitorum originate

lateral epicondyle

what innervates extensor digiti minimi

posterior interosseous n

what innervates extensor carpi ulnaris

posterior interosseous n

what action does extensor carpi ulnaris do

extend and adduct wrist

where does extensor carpi ulnaris originate

lateral epicondyle and posterior ulna

what innervates supinator

radial n

what action does supinator do

supination of forearm

where does supinator originate

lateral epicondyle and proximal ulna

what innervates abductor pollicis longus

posterior interosseous n

what action does abductor pollicis do

abduct digit 1, extend thumb and wrist

where does abductor pollicis longus originate

posterior radius, ulna, and interosseous membrane

extensor pollicis brevis action

extend digit 1 MCP and wrist

what innervates extensor pollicis brevis

interosseous nerve

where does extensor pollicis brevis originate

posterior radius and interosseous membrane

what innervates extensor pollicis longus

posterior interosseous n

where does extensor pollicis longus originate

posterior ulna and interosseous membrane

what action does extensor pollicis longus do

extend digit 1 IP and wrist

what innervates extensor indicis

posterior interosseous n

what action does extensor indicis do

extend digit 2 and wrist

where does extensor indicis originate

posterior ulna and interosseous membrane

whats in the carpal tunnel

flexor digitorum profundus, flexor digitorum superficialis, flexor pollicis longus, median nerve