Muscles Of The Antebrachium

Question 1

Pronator teres

Answer 1

Origin: Humerus and Ulna

Insertion: Radius

Act on the Manus and Digits: Pronates and Flexes the forearm

Question 2

Flexor Capri radialis

Answer 2

Origin: Humerus

Insertion: Metacarpals II and III

Act on the Manus and Digits: Flexes and abducts the hand

Question 3

Palmaris longus

Answer 3

Origin: Humerus

Insertion: Flexor retinaculum

Act on the Manus and Digits: Flexes the wrist

Question 4

Flexor digitorium superficials

Answer 4

Origin: Humerus, Ulna, and Radius

Insertion: Middles Phalanx of each digit

Act on the Manus and Digits: Flexes and adducts the hand

Question 5

Extensor carpi radialis longus

Answer 5

Origin: Humerus

Insertion: Metacarpal II

Act on the Manus and Digits: Extends and abducts the wrist

Question 6

Extensor carpi radialis brevis

Answer 6

Origin: Humerus

Insertion: Metacarpals III

Act on the Manus and Digits: Extends and abducts the wrist

Question 7

Extensor digitorium

Answer 7

Origin: Humerus

Insertion : Distal and middle phalanges of the Digits

Act on the Manus and Digits: Extends the fingers and wrist

Question 8

Extensor carpi ulnaris

Answer 8

Origin:Humerus and Ulna

Insertion: Metacarpals V

Act on the Manus and Digits: Extends and adducts the wrist

Question 9

Extensor digiti minimi

Answer 9

Origin: Humerus

Insertion: Phalanx V

Act on the Manus and Digits: Extends Digit V

Question 10

Extensor indicis: Ulna

Answer 10

Origin: Ulna

Insertion: Phalanx II

Act on Manus and Digits: Extends digit II

Question 11

Supinator

Answer 11

Origin: Humerus and Ulna

Insertion: Radius

Act on the Manus and Digits: Supinates the forearm