Flexor Digitium Profundus

Question 1

Flexor Digitium Profundus (ORIGIN)

Answer 1

Proximal three-quarters of the medial and anterior surfaces of the ulna and interosseous membrane.

Question 2

Flexor Digitium Profundus (INSERTION)

Answer 2

Bases of the distal phalanges of the medial four digits (index, middle, ring, and little fingers)

Question 3

Flexor Digitium Profundus (INNERVATION)- medial part and lateral part

Answer 3

Medial part: Ulnar nerve (C8, T1)
Lateral part: Median nerve (anterior interosseous nerve, C8, T1)

Question 4

Flexor Digitium Profundus (BLOOD SUPPLY)

Answer 4

Anterior interosseous artery, ulnar artery

Question 5

Flexor Digitium Profundus (ACTION)

Answer 5

Flexes the distal phalanges at the distal interphalangeal joints of the medial four digits; assists in flexion of the hand at the wrist