Muscles of the Upper Limb - Anterior Forearm Flashcards
Name nerves A and B
A - Ulnar nerve
B - Median nerve
What is the innervation of muscle A?
Ulnar nerve (C7, C8, T1)
A - Flexor carpi ulnaris
What is the function of muscle A?
- Flexion of MCP joints (minus thumb)
- Flexion of PIP joints (minus thumb)
- Flexion of wrist
A - Flexor digitorum superficialis
Name muscles A and B
A - Flexor pollicis longus
B - Flexor digitorum profundus
Name muscular heads A and B
A - Humeral head of flexor carpi ulnaris
B - Ulnar head of flexor carpi ulnaris
Name muscles A to D
A - Pronator teres
B - Flexor carpi radialis
C - Palmaris longus
D - Flexor carpi ulnaris
What are the origin and insertion sites of muscle A?
Origin - Linear ridge on distal anterior surface of ulna
Insertion - Distal anterior surface of radius
A - Pronator teres
Name muscle A
A - Palmaris longus
Name muscle A
A - Flexor digitorum superficialis
Name muscle A
A - Flexor digitorum superficialis
What is the function of muscle A?
Pronation of forearm
A - Pronator teres
What is the function of muscle A?
- Flexion of interphalangeal joint of thumb
- Flexion of MCP joint of thumb
A - Flexor pollicis longus
Name muscle A
A - Palmaris longus
What are the origin and insertion sites of muscle A?
Origin (humeral head) - Medial epicondyle of humerus and adjacent supraepicondylar ridge
Origin (ulnar head) - Coronoid process of ulna (medial side)
Insertion - Roughening on lateral surface of midshaft of radius
A - Pronator teres
What is the function of muscle A?
- Flexion of DIP joints of phalanges (minus thumb)
- Flexion of MCP joints of phalanges (minus thumb)
- Flexion of wrist
A - Flexor digitorum profundus
Name the muscles associated with the tendons A, B and C
A - Flexor carpi ulnaris
B - Flexor carpi radialis
C - Palmaris longus
What is the function of muscle A?
Pronation of forearm
A - Pronator quadratus
What is the innervation of muscle A?
Median nerve (C6, C7)
A - Pronator teres