Muscle Anatomy and Function

This video tutorial provides a comprehensive overview of various muscles, arteries, veins, and nerves in the human body, focusing on the pectoral, shoulder, and forearm regions. It covers the pectoralis major and minor, biceps brachii, and several key arteries and veins. The tutorial also discusses the musculocutaneous, median, and ulnar nerves, as well as the extensor muscles of the forearm. Additionally, it examines the trapezius, latissimus dorsi, and other back and shoulder muscles.

Which muscle is located beneath the pectoralis major?

• Subscapularis

• Pectoralis minor

• Coracobrachialis

• Serratus anterior

What is the specific head of the biceps brachii that is longer?

• Lateral head

• Short head

• Long head

• Medial head

Which artery is a continuation of the subclavian artery?

• Brachial artery

• Basilic vein

• Axillary artery

• Cephalic vein

Which vein is commonly used for venipuncture?

• Axillary vein

• Brachial vein

• Subclavian vein

• Median cubital vein

Which muscle is responsible for pronating the forearm?

• Flexor carpi radialis

• Pronator teres

• Palmaris longus

• Brachioradialis

Which muscle extends the wrist and is located on the radial side?

• Extensor carpi ulnaris

• Extensor digitorum

• Flexor carpi ulnaris

• Extensor carpi radialis longus

Which muscle abducts the thumb?

• Extensor digitorum

• Flexor pollicis longus

• Extensor pollicis brevis

• Abductor pollicis longus

Which muscle is located in the upper back and assists in shoulder elevation?

• Deltoid

• Latissimus dorsi

• Teres major

• Trapezius

Which muscle is part of the rotator cuff group?

• Teres major

• Trapezius

• Supraspinatus

• Deltoid

Which head of the triceps brachii is located on the lateral side?

• Long head

• Medial head

• Short head

• Lateral head