Upper Limb Muscles Quiz

Which muscle is responsible for adducting the arm and rotating it medially?

• Pectoralis major

• Serratus anterior

• Trapezius

• Latissimus dorsi

What is the primary function of the serratus anterior muscle?

• Adducting the arm

• Extending the wrist

• Rotating the scapula

• Flexing the elbow

Which muscle is NOT part of the rotator cuff?

• Subscapularis

• Supraspinatus

• Teres major

• Infraspinatus

Which muscle helps in raising the arm at the shoulder joint?

• Deltoid

• Brachialis

• Triceps brachii

• Flexor carpi radialis

Which muscle is found in the posterior compartment of the upper arm?

• Biceps brachii

• Triceps brachii

• Brachialis

• Coracobrachialis

What is the main function of the flexor digitorum superficialis?

• Rotating the forearm

• Flexing the fingers

• Flexing the wrist

• Extending the fingers

Which muscle is responsible for extending the pinky finger?

• Extensor digitorum

• Extensor carpi ulnaris

• Extensor digiti minimi

• Flexor digitorum profundus

Which muscle is part of the thenar eminence?

• Opponens pollicis

• Flexor digiti minimi brevis

• Abductor digiti minimi

• Palmaris brevis

What is the function of the palmar interossei muscles?

• Abducting the fingers

• Flexing the wrist

• Adducting the fingers

• Extending the thumb

Which muscle helps in deepening the curvature of the hand for a tighter grip?

• Palmaris brevis

• Flexor carpi ulnaris

• Flexor pollicis longus

• Palmaris longus