MS: end feels, capsular patterns, and shoulder biomechanics

Question 1

First class lever

Answer 1

Two forces on either side of axis.

ex: triceps

Question 2

Second class lever

Answer 2

Two forces on same side of axis, resistance lies between effort and axis.

Ex: plantarflexors

Question 3

Third class lever

Answer 3

Two forces on same side of axis, effort lies between resistance and axis.

Ex: biceps

Question 4

Which type of lever is most common in human body?

Answer 4

third

Question 5

Soft end feel

Answer 5

Normal, soft tissue

Question 6

Firm end feel

Answer 6

Normal, capsule/ligament

Question 7

Hard end feel

Answer 7

Normal, bone/cartilage

Question 8

Boggy end feel

Answer 8

Abnormal, edema/joint swelling

Question 9

Rubbery end feel

Answer 9

Muscle spasm

Question 10

Vertebral open packed position

Answer 10

Midway b/w flexion and extension

Question 11

Vertebral closed packed position

Answer 11

full extension

Question 12

SC open packed

Answer 12

arm by side

Question 13

AC open packed

Answer 13

arm by side

Question 14

SC close packed

Answer 14

full elevation

Question 15

AC close packed

Answer 15

90* abduction

Question 16

Glenohumeral open packed

Answer 16

55-70* abduction, 30* horizontal abduction, neutral rotation

Question 17

GH close packed

Answer 17

max abduction and ER

Question 18

Elbow open packed

Answer 18

70* flexion, 10* supination

Question 19

Elbow close packed

Answer 19

full extension and supination

Question 20

Hip open packed

Answer 20

30* flexion, 30* abduction, slight ER

Question 21

hip close packed

Answer 21

Ligament: full extension, abduction, IR

Bony: 90* flexion, slight abduction and ER

Question 22

knee open packed

Answer 22

25* flexion

Question 23

knee close packed

Answer 23

full extension, ER

Question 24

ankle open packed

Answer 24

neutral inv/ev, 10* PF

Question 25

talocrural close packed

Answer 25

full dorsiflexion

Question 26

subtalar close packed

Answer 26

full inversion

Question 27

midtarsal and TMT close packed

Answer 27

full supination

Question 28

Toe close packed

Answer 28

full extension

Question 29

OA capsular pattern

Answer 29

flexion limited greater than extension

Question 30

AA capsular pattern

Answer 30

rotation limited

Question 31

Lower cervical capsular pattern

Answer 31

Side bending/rotation limited more than extension. flexion not limited

Question 32

GH capsular pattern

Answer 32

most limited ER>ABD>IR least limited

Question 33

SC/AC capsular pattern

Answer 33

elevation limited with pain at end range

Question 34

elbow capsular pattern

Answer 34

flexion limited greater tthan extension

Question 35

Radioulnar capsular pattern

Answer 35

pronation and supination equally limited

Question 36

wrist capsular pattern

Answer 36

flexion=extension

Question 37

finger capsular pattern

Answer 37

flexion> extension

Question 38

T spine capsular pattern

Answer 38

SB/Rot> extension>flexion

Question 39

L spine capsular pattern

Answer 39

SB/Rot> extension> flexion

Question 40

Hip capsular pattern

Answer 40

Flexion/IR> abduction. Little limits in adduction and ER

Question 41

Knee capsular pattern

Answer 41

flexion>extension

Question 42

tib fib capsular pattern

Answer 42

pain when stressed

Question 43

talocrural capsular pattern

Answer 43

plantarflexion more limited than dorsiflexion

Question 44

what is innervated by axillary nerve?

Answer 44

deltoid and teres minor

Question 45

what innevervates teres major

Answer 45

lower subscapular nerve

Question 46

what innervates latissimus dorsi

Answer 46

thoracodorsal nerve

Question 47

what innervated pec minor

Answer 47

medial pectoral nerve

Question 48

what does the medial pectoral nerve

Answer 48

pec minor and pec major

Question 49

What may compensate when pec major is weak?

Answer 49

LHB, coracobrachialis, anterior delt

Question 50

What may compensate for weak shoulder abductors

Answer 50

scapular muscles

Question 51

what may compensate for weak hip extensors

Answer 51

low back extensors, adductor magnus, QL

Question 52

what may compensate for weak hip flexors

Answer 52

lower abs/obliques, hip adductors, lats

Question 53

how does the glenoid fossa face

Answer 53

anterior, lateral, superior

Question 54

what is the plane of "true abduction"

Answer 54

30* anterior to frontal plane

Question 55

What are the 4 jts of the shoulder?

Answer 55

SC, AC, GH, scapulothoracic

Question 56

Which part of shoulder capsule is least supported and most lax?

Answer 56

inferior capsule

Question 57

What is the function of the coracohumeral ligament

Answer 57

reinforce bicep tendon/superior capsule, prevent caudal dislocation of humerus

Question 58

What part of the capsule do the thee GH ligaments reinforce

Answer 58

anterior. The three parts are superior, middle, and inferior--all located on anterior aspect of GH joint

Question 59

What is the function of the transverse humeral ligament

Answer 59

Retinaculum for the LHBT

Question 60

with 180* abduction, what is the ratio of GH-ST motion?

Answer 60

2-1

Question 61

For the first 30-60* of shoulder elevation, where does the motion occur?

Answer 61

Mainly in the GH joint

Question 62

What must occur at the T-spine for full shoulder elevation

Answer 62

straightening of thoracic kyphosis