Dance Kinesiology 2 - The Shoulder

Front 1

The shoulder is used for mobility necessary for ________, ________, _________, and ________.

Back 1

Reaching, grasping, lifting, and throwing

Front 2

What two bones make up the shoulder?

Back 2

Clavicle and scapula

Front 3

True or false: The 2 scapula are attached to the spine.

Back 3

False: They are not attached to the spine. They move when the arm moves

Front 4

Where is the only articulation for the shoulder joint?

Back 4

Between the clavicle and the sternum

Front 5

What are the 3 main parts of the sternum?

Back 5

- Maunbrium (head)
- Body
- Xiphoid process

Front 6

What is the name of the notch between the sternum and clavicle joint?

Back 6

Suprasternal notch

Front 7

Which ribs articulate with the sternum, and where are the rest of the ribs?

Back 7

- Ribs 3-7 articulate with the sternum
- The next 3 meet into rib 7
- The last 2 are floating

Front 8

Which bone is flat and shaped like an "S"?

Back 8

Clavicle

Front 9

The clavicle spans the distance between which two bones?

Back 9

Sternum and scapula

Front 10

What does the clavicle do for the arm?

Back 10

Holds it at a distance to prevent it from interfering with rib movement

Front 11

On the clavicle, which end is smooth, which end is rough, and why is there a difference?

Back 11

The top is smooth, and the bottom is rough--because of the multiple muscle attachments.

Front 12

Why is the medial end of the clavicle rounded?

Back 12

For articulation with the sternum

Front 13

What does the lateral end of the clavicle articulate with?

Back 13

Acromioclavicle joint

Front 14

T/F: The lateral end of the clavicle is flat.

Back 14

True

Front 15

What are the 2 important bony landmarks that serve as ligament attachments on the clavicle?

Back 15

- Conoid tubercle
- Trapezoid line

Front 16

Which bone is triangular-shaped?

Back 16

Scapula

Front 17

What is the texture of the inside of the scapula?

Back 17

Smooth

Front 18

Places on the scapula with a lot of movement are ________?

Back 18

Thicker

Front 19

What are the three borders of the scapula?

Back 19

- Vertebral (medial)
- Axillary (lateral)
- Superior

Front 20

What are the three angles of the scapula?

Back 20

- Inferior
- Superior
- Lateral

Front 21

What is the coracoid process?

Back 21

- An important landmark for muscle attachments
- Like a finger
- Anterior

Front 22

Where is the spine of the scapula?

Back 22

- Posterior
- Turns into the Acromion process

Front 23

What is the glenoid fossa, and what are it's characteristics?

Back 23

- Socket for humerus
- Shallow
- Easily injured

Front 24

Where is the subscapular fossa?

Back 24

- Anterior side
- Hollow section

Front 25

Where is the supraspinous fossa?

Back 25

- Posterior side
- Above spine
- "It holds soup!"

Front 26

Where is the infraspinous fossa?

Back 26

- Posterior side
- Below spine

Front 27

What are the actions possible at the scapula?

Back 27

- Elevation
- Depression
- Abduction
- Adduction
- Upward rotation
- Downward rotation
- Forward tilt
- Return from forward tilt

Front 28

On which bone can the bicipital groove be found?

Back 28

Humerus

Front 29

On the distal end of the humerus, what do the medial and lateral epicondyles articulate with?

Back 29

The radius and ulna

Front 30

What movement of the elbow does the capitulum allow for?

Back 30

Flexion, extension, and rotation

Front 31

What does the capitulum articulate with?

Back 31

Radius

Front 32

What does the trochlea of the humerus articulate with?

Back 32

Ulna

Front 33

What movement does the trochlea allow at the elbow?

Back 33

Flexion and extension

Front 34

What is the "carrying angle"?

Back 34

What places the forearm further away from the body due to the longer length of the medial trochlea

Front 35

What kind of overuse injuries can occur due to the carrying angle?

Back 35

Tennis elbow, nurse maid's elbow, etc.

Front 36

What are 2 reasons the shoulder joint has a great capacity for movement?

Back 36

- The joint isn't as deep as the acetabulum of the hip
- The free floating system of the scapula

Front 37

What is the articulation of the shoulder joint?

Back 37

Between the head of the humerus and the glenoid fossa

Front 38

The sternoclavicular joint is a direct pathway from the _____ to the ______.

Back 38

- arms
- trunk

Front 39

The sternoclavicular joint is almost like a ______ and ______ joint.

Back 39

ball and socket

Front 40

The meniscus is to the knee as the __________ is to the shoulder.

Back 40

Intra-articular disc