The video tutorial guides students through an activity involving the identification and sorting of various nerves and muscles using pictures. It covers the dorsal scapular, long thoracic, suprascapular, and musculocutaneous nerves, as well as muscles like the supraspinatus, trapezius, and biceps. The tutorial also explores muscle actions such as protraction, rotation, and abduction, and reviews the innervations of these muscles.

Which nerve is associated with the dorsal scapular nerve?

• C7

• C5

• C8

• C6

What muscle is innervated by the suprascapular nerve?

• Deltoid

• Rhomboid Major

• Supraspinatus

• Trapezius

Which muscle is responsible for the initial abduction of the glenohumeral joint?

• Infraspinatus

• Biceps

• Supraspinatus

• Trapezius

What is the primary action of the biceps muscle?

• Flexion of the elbow

• Extension of the elbow

• Supination

• Pronation

Which nerve is responsible for the sensation of the lateral part of the shoulder?

• Axillary nerve

• Radial nerve

• Suprascapular nerve

• Musculocutaneous nerve

What is the principal movement of the triceps muscle?

• Flexion of the elbow

• Pronation

• Extension of the elbow

• Supination

Which nerve innervates the deltoid muscle?

• Suprascapular nerve

• Musculocutaneous nerve

• Axillary nerve

• Radial nerve

What action is performed by the teres minor muscle?

• Internal rotation

• External rotation

• Abduction

• Adduction

Which nerve is associated with the radial nerve?

• Posterior cord

• Lateral cord

• Medial cord

• Anterior cord

What is the function of the subscapularis muscle?

• External rotation

• Adduction

• Internal rotation

• Abduction