Muscles of the Forearm Quiz

Pronator Teres

• Origin: Medial epicondyle and coronoid process of ulna
• Insertion: Middle of lateral side of radius
• Nerve: Median nerve
• Action: Pronates and flexes forearm

Flexor Carpi Radialis

• Origin: Medial epicondyle of humerus
• Insertion: Bases of second and third metacarpals
• Nerve: Median nerve
• Action: Flexes forearm, flexes and abducts hand

Palmaris Longus

• Origin: Medial epicondyle of humerus
• Insertion: Flexor retinaculum, palmar aponeurosis
• Nerve: Median nerve
• Action: Flexes forearm and hand

Flexor Carpi Ulnaris

• Origin: Medial epicondyle (humeral head), medial olecranon, and posterior border of ulna (ulnar head)
• Insertion: Pisiform, hook of hamate, and base of fifth metacarpal
• Nerve: Ulnar nerve
• Action: Flexes forearm, flexes and adducts hand

Flexor Digitorum Superficialis

• Origin: Medial epicondyle, coronoid process, oblique line of radius
• Insertion: Middle phalanges of finger
• Nerve: Median nerve
• Action: Flexes proximal interphalangeal joints, flexes hand and forearm

Flexor Digitorum Profundus

• Origin: Anteromedial surface of ulna, interosseous membrane
• Insertion: Bases of distal phalanges of fingers
• Nerve: Ulnar and median nerve
• Action: Flexes distal interphalangeal joints and hand

Flexor Pollicis Longus

• Origin: Anterior surface of radius, interosseous membrane, and coronoid process
• Insertion: Base of distal phalanx of thumb
• Nerve: Median nerve
• Action: Flexes thumb

Pronator Quadratus

• Origin: Anterior surface of distal ulna
• Insertion: Anterior surface of distal radius
• Nerve: Median nerve
• Action: Pronates forearm

Test your knowledge about the muscles of the forearm, including their origins, insertions, and functions. This quiz covers key muscles such as the Pronator Teres, Flexor Carpi Radialis, and more. Perfect for students studying anatomy and physiology.