Unit 5 Vocabulary

Question 1

AC Joint

Answer 1

a joint at the top of the shoulder. 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 Seperation

Answer 3

very frequent injury among physically active people. In this injury the clavicle (collar bone) separates from the scapula (shoulder blade).

Question 4

Head of the humerus

Answer 4

consists of the bone’s large rounded head joined to the body by a constricted portion called the neck, and two eminences, the greater and lesser tubercles.

Question 5

Acromion Process

Answer 5

extends laterally over the shoulder joint. … It articulates with the clavicle (collar bone) to form the acromioclavicular joint.

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 cortical depression in the posterolateral head of the humerus.

Question 8

Brachial Plexus

Answer 8

a network of nerves formed by the ventral rami of the lower four cervical nerves and first thoracic nerve (C5, C6, C7, C8, and T1).

Question 9

Rotator Cuff

Answer 9

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

Pinched Nerve

Question 11

SC Joint

Answer 11

Sternoclavicular Joint 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

an inflammation or irritation of the upper biceps tendon.

Question 13

DOMS

Answer 13

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

Question 14

Dynamic Stability

Answer 14

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

Synergetic is often used to describe the effect of drugs working together, where one drug increases the other’s effectiveness.