Unit 5

Question 1

AC Joint

Answer 1

It is the junction between the acromion (part of the scapula that forms the highest point of the shoulder) 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 Separation

Answer 3

An acromioclavicular joint separation, or AC separation, is a very frequent injury among physically active people.

Question 4

Head ot the 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, and two eminences

Question 5

Acromion Process

Answer 5

he outer end of the spine of the scapula that protects the glenoid cavity, forms the outer angle of the shoulder, and articulates with the clavicle.

Question 6

Glenoid Labrum

Answer 6

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

a posterolateral humeral head compression fracture, typically secondary to recurrent anterior shoulder dislocations

Question 8

Brachial Plexus

Answer 8

The brachial plexus is a network of nerves formed by the ventral rami of the lower four cervical nerves and first thoracic nerve

Question 9

Rotator Cuff

Answer 9

a capsule with fused tendons that supports the arm at the shoulder joint and is often subject to athletic injury.

Question 10

Stinger

Answer 10

a neurological injury suffered by athletes, mostly in high-contact sports such as ice hockey, rugby, American football

Question 11

SC Joint

Answer 11

The sternoclavicular joint or sternoclavicular articulation is the joint between the manubrium of the sternum and the clavicle bone.

Question 12

Biceps Tendon

Answer 12

an inflammation or irritation of the upper biceps tendon

Question 13

DOMS

Answer 13

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

Question 15

Synergistically

Answer 15

interaction of discrete agents (as drugs) such that the total effect is greater than the sum of the individual effects