Exam 1

Question 1

As ROM increases, stability ___

Answer 1

Decreases

Question 2

Why does the shoulder have a large ROM?

Answer 2

1. Shallow ball-&-socket joint
2. Joint capsule & ligaments are lax
3. Small cross sectional area of the muscle

Question 3

Shoulder Impingement is because of what two things?

Answer 3

1. Overuse and inflammation of supraspinatus
2. Movement decreases subacromial space

Question 4

For every __ degree(s) of shoulder girdle movement, the shoulder joint moves __ degree(s)

Answer 4

1:2

Question 5

Shoulder joint :Abduction

Answer 5

Shoulder Girdle: Upward rotation

Question 6

Shoulder Joint: adduction

Answer 6

Shoulder girdle: downward rotation

Question 7

Shoulder joint: flexion

Answer 7

Shoulder girdle: elevation/ upward rotation

Question 8

Shoulder joint: extension

Answer 8

Shoulder girdle: depression/downward rotation

Question 9

Shoulder joint: internal rotation

Answer 9

Shoulder girdle: protraction

Question 10

Shoulder joint: external rotation

Answer 10

Shoulder girdle: retraction

Question 11

Shoulder joint: Horizontal Abduction

Answer 11

Shoulder girdle: retraction

Question 12

Shoulder joint: horizontal adduction

Answer 12

Shoulder girdle: protraction

Question 13

What muscles in the shoulder girdle elevate the scapula

Answer 13

Rhomboids, Trapezius (upper and middle), levator scapulae

Question 14

What muscles in the shoulder girdle do depression of the scapula?

Answer 14

Trapezius(lower), and pectoralis minor

Question 15

What muscles in the shoulder girdle do retraction

Answer 15

Rhomboids and trapezius( middle and lower)

Question 16

What muscles in the shoulder girdle do protraction?

Answer 16

Serratus anterior, and pectoralis minor

Question 17

What muscles in the shoulder girdle do upward rotation?

Answer 17

Trapezius (middle and lower) and serratus anterior

Question 18

What muscles in the shoulder girdle do downward rotation?

Answer 18

Rhomboids and pectoralis minor

Question 19

Isokinetics

Answer 19

A type of dynamic exercise using concentric and/or eccentric muscle contractions

Question 20

Collagen

Answer 20

Provides flexibility and strength to resist tension in bones

Question 21

What does the skeleton do?

Answer 21

-protection
-support and maintain posture
-protection of internal organs
-storage of minerals
-hematopoiesis

Question 22

T/F longer muscles and shorten through greater range and are more efficient in moving joints through large ranges of motion

Answer 22

True

Question 23

Kinesthesis

Answer 23

The conscious awareness of the position and movement of the body in space

Question 24

If the ___ plane runs medial to lateral, than it’s axis must run from front to back

Answer 24

Frontal

Question 25

Extensibility

Answer 25

The ability of muscle to be passively stretched beyond its normal resting length

Question 26

Stabilizer muscles

Answer 26

They are essential in establishing a relatively firm base for the more distal joints to work from when carrying out movements.

Question 27

GH flexion agonists

Answer 27

anterior deltoid and upper pectoralis major

Question 28

GH extension agonists

Answer 28

teres major, latissimus dorsi, lower pectoralis major

Question 29

Intrinsic GH muscles

Answer 29

deltoid, coracobrachialis, teres major and subscapularis, supraspinatus, infraspinatus, teres minor

Question 30

Extrinsic GH muscles

Answer 30

latissimus dorsi

Question 31

Deltoid muscle anterior fibers do

Answer 31

abduction, flexion, horizontal adduction, and internal rotation

Question 32

deltoid muscle middle fibers do

Answer 32

abduction

Question 33

deltoid muscles posterior fibers do

Answer 33

abduction, extension, horizontal abduction and external rotation

Question 34

pectoralis major upper fibers (clavicular head) do

Answer 34

internal rotation, horizontal adduction, flexion, abduction, and adduction

Question 35

pectoralis major lower fibers (sternal head) do

Answer 35

internal rotation, horizontal adduction, extension, and adduction

Question 36

latissimus dorsi

Answer 36

adduction, extension, internal rotation, horizontal abductor, depression of shoulder

Question 37

teres major muscle

Answer 37

extension, internal rotation, adduction

Question 38

coracobrachialis muscle

Answer 38

flexion, adduction, horizontal adduction

Question 39

subscapularis muscle

Answer 39

internal rotation, adduction, extension, stabilization of humeral head

Question 40

supraspinatus

Answer 40

abduction and stabilization of humeral head

Question 41

infraspinatus

Answer 41

external rotation, horizontal abduction, extension, stabilization of humeral head

Question 42

teres minor

Answer 42

external rotation, horizontal abduction, extension, stabilization of humeral head

Question 43

GH abduction agonist

Answer 43

deltoid, supraspinatus, upper pectoralis major

Question 44

GH adduction agonist

Answer 44

latissimus dorsi, teres major, lower pectoralis major

Question 45

GH internal rotation agonists (all attached anteromedially on humerus)

Answer 45

latissimus dorsi, teres major, subscapularis, pectoralis major

Question 46

GH external rotation agonists (attached posteriorly on greater tubercle)

Answer 46

infraspinatus and teres minor

Question 47

GH horizontal abduction agonists

Answer 47

posterior deltoid, middle deltoid, infraspinatus, teres minor

Question 48

GH horizontal adduction agonists

Answer 48

anterior deltoid, pectoralis major, coracobrachialis

Question 49

rhomboids

Answer 49

retraction, downward rotation and elevation

Question 50

trapezius upper fibers

Answer 50

elevation

Question 51

trapezius middle fibers

Answer 51

elevation, retraction, upward rotation

Question 52

trapezius lower fibers

Answer 52

retraction, upward rotation, depression

Question 53

levator scapulae

Answer 53

elevation

Question 54

serratus anterior

Answer 54

protraction and upwards rotation

Question 55

pectoralis minor

Answer 55

protraction, downward rotation and depression

Question 56

subclavius muscle

Answer 56

stabilization and protection of sternoclavicular joint

Question 57

what are skeletal muscle functions?

Answer 57

movement protection posture and support body heat

Question 58

Parallel muscles have a ___ rom and a ____ force production

Answer 58

large, small

Question 59

Pennate muscles have a ___ rom and a ____ force production

Answer 59

small, large

Question 60

Irritability or excitability

Answer 60

property of muscle being sensitive or responsive to chemical, electrical, or mechanical stimuli

Question 61

Contractility

Answer 61

ability of muscle to be passively stretched beyond its normal resting length

Question 62

Elasticity

Answer 62

ability of muscle to return to its original length following stretching

Question 63

kinethesis

Answer 63

awareness of position

Question 64

proprioception

Answer 64

mechanism to maintain posture

Question 65

synarthrodial joints

Answer 65

immovable joints

Question 66

amphiarthrodial joints

Answer 66

slightly moveable joints

Question 67

diarthrodial (synovial joints)

Answer 67

moveable joints