Kinesiology 10

Question 1

shoulder joint

Answer 1

a ball-and-socket joint with movement in all three planes and around all three axes.

Question 2

four groups of motion possible at shoulder joint

Answer 2

1) flexion, extension, and hyperextension 2) abduction and adduction, 3) medial and lateral rotation, 4) horizontal abduction and horizontal adduction.

Question 3

felexion, extension, and hyper extension

Answer 3

happen around sagittal plane, frontal axis. Flexion is 180 degrees, extension is return to anatomical position, hyperextension is approximately 45 degrees from the anatomical position

Question 4

Abduction and adduction

Answer 4

occur on the frontal plane around the sagittal axis with 180 degrees od motion possible

Question 5

medial and lateral rotation

Answer 5

occur on the transverse plane around the vertical axis. from a neutral position is is possible to move 90 degrees in each direction

Question 6

horizontal abduction and horizontal adduction

Answer 6

occur in the transverse plane around the vertical axis. from arbitrary starting position of 90 degrees of shoulder abducion there would be approximately 30 degrees of horizontal abduction(backward motion and approximately 120 degrees of horizontal adduction (forward motion)

Question 7

shoulder joint normal end feel

Answer 7

for all shoulder joint motions normal end feel is firm

Question 8

glenohumeral joint

Answer 8

convex humeral head moves with concave glenoid fossa

Question 9

convex-concave rule with glenohumeral joint

Answer 9

convex joint surface (humeral head) moves opposite distal end

Question 10

the greatest amount of arthrokinetic motion

Answer 10

happens when the glenohumeral joint is in the open packed position of 55 degrees abduction and 30 degrees horizontal adduction

Question 11

glenoid fossa

Answer 11

A shallow, somewhat egg-shaped socket on the superior end, lateral side, articulates with humerus

Question 12

genoid labrum

Answer 12

fibrocartilaginous ring, attached to the rim of the glenoid fossa, which deepens the articular cavity

Question 13

subscapular fossa

Answer 13

includes most of the area on the anterior (costal) urface, providing attachment for the subscapularis muscle

Question 14

infraspinossa fossa

Answer 14

below the spine, providing attachment for the infraspinatus muscle

Question 15

supraspinous fossa

Answer 15

above the spine , providing attachment for the supraspinatus muscle

Question 16

axillary border

Answer 16

providing attachment for the teres major and teres minor muscless

Question 17

acromium process

Answer 17

broad, flat area on the superior lateral aspect, providing attachment for the middle deltiod muscle

Question 18

humerus

Answer 18

longest bone of upper extremity

Question 19

head of humerus

Answer 19

semiround proximal end, articulates with scapula

Question 20

surgical neck

Answer 20

slightly constricted area just below the tubercules where the head meets the body

Question 21

anatomical neck

Answer 21

circumferential groove separating the head from the tubercule

Question 22

shaft

Answer 22

or ‘body’, the area between the surgical neck and the wider distal end

Question 23

greater tubercule

Answer 23

large projection lateral to head and lessr tubercule; provides attachment for thee superspinatus , infraspinatus, and teres minor muscles

Question 24

lesser tubercule

Answer 24

smaller portion of the anterior surface, medial to the greater tubercule; provides attachment for the subscapularis muscle

Question 25

deltiod tuberosity

Answer 25

on the lateral side of the midpoint of the shaft, not usually a well defined landmark

Question 26

bicipital groove

Answer 26

also called the 'intertubercular groove', the longitudinal groove between the tubercules, containing the tendon of the long head of the biceps

Question 27

bicipital ridges

Answer 27

Also called lateral and medial lips of the bicipital roove, or the crests of the greater and lesser tubercules, respectiviely. The latera; lip (crest of the greater tubercule) provides attachment for the pectoralis major and the medial lip (crest of the lesser tabercule) provides attachment for the latissimus dorsi and teres major

Question 28

joint capsule

Answer 28

a thin-walled, spacious container that attaches around the rim of the Glenoid fossa of the scapula and the anatomical neck of the humerus

Question 29

rotator cuff

Answer 29

a tendinous band formed by the blending of the tendinous insertions of the subscapularis, supraspinatus, infraspinatus, and the teres minor muscle.

Question 30

thoracolumbar fascia

Answer 30

lumbar aponeurosis, is a superficial fibrous sheet that attaches to the spinous process of the lower thoracic and lumbar vertebrae, the supraspinal ligament, and the posterior part of the iliac creat, covering the sacrospinalis muscle

Question 31

the muscles that span the shoulder joint

Answer 31

deltiod, pectoralis major, latissimus dorsi teres major, supraspinatus, infraspinatus, teres minor, subscapularis, coracobrachialis, biceps brachii, triceps brachii (long head)

Question 32

deltiod muscle

Answer 32

is a superficial muscle that covers the shoulder joint on three sides, giving the shoulder its characteristic round shape. The name deltiod describes its triangular shape

Question 33

anerior deltiod

Answer 33

attaches to the outer third of the clavicle

Question 34

middle deltiod muscle

Answer 34

attaches on the lateral side of the acromium process

Question 35

posterior deltiod muscle

Answer 35

attaches to the spine of the scapula

Question 36

pectoralis major muscle

Answer 36

large muscle of the chest

Question 37

latissimus dorsi muscle

Answer 37

a broad sheetlike muscle located on the back

Question 38

teres major muscle

Answer 38

proximal attachment on the axillary border of the scapula

Question 39

supraspinatus muscle

Answer 39

originates above the spine of the scapula in the supraspinatus fossa of the scapula

Question 40

infraspinatus muscle

Answer 40

lies below the spine of the scapula in the infraspinatous fossa

Question 41

teres minor muscle

Answer 41

closely related to the infraspinatus muscle in both anatomical location and function

Question 42

subscapularis muscle

Answer 42

gets its name from its location, it is located deep on the underside of the scapula, lying next to the rib cage

Question 43

sits muscles

Answer 43

muscles of rotator cuff, supraspinatus, infraspinatus, teres minor, ans subscapularis

Question 44

coracobrachialis muscle

Answer 44

derives name from attachment on the coracoid process of the scapula and on the humerus

Question 45

biceps muscle

Answer 45

name originates by two heads on the scapula, crosses the shoulder and elbow joints to insert on the radius.assistive mover at shoulder joint

Question 46

triceps muscle

Answer 46

has three heads, but only long head crosses the shoulder joint, assistive mover at shoulder joint

Question 47

shoulder girdle muscles

Answer 47

originate on the trunk and insert on the scapula, causing either movement or stabilization of the scapula

Question 48

shoulder joint muscles

Answer 48

tend to originate on the scapula, or trunk and insert on the humerus, or forearm causing movement of the shoulder joint.

Question 49

humeral head fracture

Answer 49

usually caused by fall on the outstretched hand

Question 50

midhumeral fracture

Answer 50

usually caused by a direct blow, or twisting

Question 51

radial nerve injury

Answer 51

spiral fractures in the humeral area increase risk of

Question 52

pathological fractures of humerus

Answer 52

may be caused by benign tumors or metastatic carcinoma from primary sites such as lung, breast, kidney, or prostate

Question 53

shoulder dislocation

Answer 53

one of the most common sites, anterior shoulder dislocations

Question 54

shoulder anterior dislocating motion

Answer 54

a forced shoulder abduction and lateral rotation cause the humeral head to slide anteriorly out of the glenoid fossa

Question 55

glenohumeral subluxation

Answer 55

commonly seen in individuals who have hemiplegia, usually from a cerebrovascular accident (stroke)

Question 56

impingement syndrom

Answer 56

an overuse condition that involves compression between the acromial arch, the humeral head, and soft tissue structures. These soft tissues include the coracoacromial ligament, rotator cuff muscles, long head of the biceps, and subacromial bursa.

Question 57

swimmer's shoulder

Answer 57

a type of impingement common with swimmers specializing in freestyle, butterfly, and backstroke

Question 58

adhesive capsulitis

Answer 58

refers to the inflammation of the fibrosis of the shoulder joint capsule, which leads to pain and loss of shoulder range of motion.

Question 59

adhesive capsulitis

Answer 59

also known as frozen shoulder

Question 60

torn rotator cuff

Answer 60

involves the distal tendinous insertion of the supraspinatus, infraspinatus, teres minor, and subscapularis on the greater/lesser tubercule area of the humerus

Question 61

labral tear

Answer 61

involves damage to the glenoid labrum, it can have a degenerative or traumatic etiology and results in pain and limited motion in the shoulder joint.

Question 62

inflammation of the supraspinatus tendon

Answer 62

can lead to an accumulation of mineral deposits and result in calcific tendonitis, which may be asymptomatic or quite painful

Question 63

bicipital tendonitis

Answer 63

usually involves the long head of the biceps proximally as it crosses the humeral head, changes direction, and descends into the bicipital groove.A rupture of the biceps long head tendon commonly occurs during repetitive or forceful overhead positions

Question 64

subluxing of the bicipital tendon

Answer 64

overloading the muscle in an abducted and laterally rotated position tends to be the force subluxing the tendon out of the bicipital groove.