Unit 5 Vocabulary

Question 1

AC Joint

Answer 1

is a joint at the top of the shoulder. It is the junction between the acromion and the clavicle.

Question 2

Glenoid Fossa

Answer 2

a shallow depression on a bone into which another bone fits to form a joint, especially that on the scapula into which the head of the humerus fits.

Question 3

AC Seperation

Answer 3

the clavicle (collar bone) separates from the scapula (shoulder blade).

Question 4

Head of humerus

Answer 4

The upper or proximal extremity of the humerus consists of the bone’s large rounded head joined to the body by a constricted portion called the neck

Question 5

Acromion Process

Answer 5

is a bony process on the scapula (shoulder blade). Together with the coracoid process it extends laterally over the shoulder joint

Question 6

Glenoid Labrum

Answer 6

is a fibrocartilaginous structure (not a fibrocartilage as previously thought) rim attached around the margin of the glenoid cavity in the shoulder blade.

Question 7

Hills Sach

Answer 7

is a cortical depression in the posterolateral head of the humerus. It results from forceful impaction of the humeral head against the anteroinferior glenoid rim when the shoulder is dislocated anteriorly.

Question 8

Brachial Plexus

Answer 8

is a network of nerves formed by the ventral rami of the lower four cervical nerves and first thoracic nerve . This plexus extends from the spinal cord, through the cervicoaxillary canal in the neck, over the first rib, and into the armpit.

Question 9

Rotator Cuff

Answer 9

The rotator cuff is a group of muscles and tendons that surround the shoulder joint, keeping the head of your upper arm bone firmly within the shallow socket of the shoulder.

Question 10

Stinger

Answer 10

also called a burner or nerve pinch injury, is a neurological injury suffered by athletes, mostly in high-contact sports such as ice hockey, rugby, American football, and wrestling.

Question 11

SC Joint

Answer 11

is formed from the articulation of the medial aspect of the clavicle and the manubrium of the sternum. It is one of four joints that compose the Shoulder Complex.

Question 12

Biceps Tendon

Answer 12

attach the biceps muscle to bones in your shoulder and in your elbow.

Question 13

DOMS

Answer 13

Delayed onset muscle soreness (DOMS) is the pain and stiffness felt in muscles several hours to days after unaccustomed or strenuous exercise.

Question 14

Dynamic Stability

Answer 14

The characteristic of a body, such as an aircraft, rocket, or ship, that causes it, when disturbed from an original state of steady motion in an upright position, to damp the oscillations set up by restoring moments and gradually return to its original state.

Question 15

Synergistically

Answer 15

synergistic parts work together, they accomplish more than they could alone. Synergetic is often used to describe the effect of drugs working together — where one drug increases the other’s effectiveness.