Muscles
Nerves
Bones
Actions
Clinical Significance
100

This Muscle is Innervated by CN XI; has no attachment to humerus; Attaches to clavicle, acromion, and spine of scaplua; Actions: extends back and neck, laterally rotates neck, flexes neck, and is responsible for scapula ADDuction, elevation, depression and stabilization

What is the Trapezius?

100

This nerve innervates the sensation of the lateral side of your arm; transverses and innervates one muscle and operates 2 other muscles.

What is the musculocutaneous nerve?

100

The Trapezius has no attachment with this bone.

What is the humerus?

100

This muscle, when contracted, will aid in elevation of the shoulder.

What is the Levator Scapulae?

100

This occurs if you damage the mid-third of your humerus.

What is wrist drop?

200

These muscles are responsible for the elevation of your ribs.

What are Pec Major and Pec Minor?

200

This nerve supplies all of the extensor muscles of the arm and forearm

What is the Radial Nerve?

200

This bony landmark is at the level of T3.

What is the spine of the scapula?

200

These muscles adduct, elevate and rotate the scapula downward.

What are the rhomboids?

200

This is the result of damage to the ulnar nerve.

What is loss of fine motor actions?

300

This muscle is Innervated by the axillary nerve; abducts the arm from 15 degrees to 90 degrees.

What is the Deltoid?

300

These nerves innervate all the flexors of your forearm.

What are Median and Ulnar nerves?

300

The tendons of the Supraspinatus and Infraspinatus muscles fuse together and attach to this.

What is the greater tubercle of the humerus?

300
One of the actions of this muscle is to rotate the scapula so the arm can move more that 90 degrees.

What is the trapezius?

300

This is the result of damage to a nerve during a radical mastectomy.

What is winged scapula?

400

The Teres Minor, Supraspinatus, Infraspinatus, and Subscapular muscles make up this structure.

What is the rotator cuff?
400

This nerve supplies the muscle that does the first 15 degrees of abduction of the shoulder.

What is the Suprascapular nerve?

400

This bony landmark is at the level of T7.

What is the inferior angle of the scapula?

400

This muscle extends and adducts the shoulder and medially rotates the humerus.

What is Teres Major?
400

This anomaly, common in females, at level of C7 causes paraesthesia and numbness in the pinky.

What is cervical rib syndrome? 

500

This muscle adducts, extends, and medially rotates the shoulder; it attaches to the dorsum of the scapula, last 6 thoracics, last 4 ribs, thoracolumbar aponeurosis, and iliac crest; innervated by the thoracodorsal nerve

What is Latissmus Dorsi?

500

This nerve supplies the rhomboids.

What is the dorsal scapular nerve?
500

The biceps brachii attach to this bony structure in the forearm. 

What is the radial tuberosity?

500

The lateral and medial pectoral nerves are responsible for this action.

What is the elevation of ribs?

500

Damage to this nerve will cause shoulder to shift laterally and sag.

What is the Dorsal Scapular nerve?