ALS Lecture 1 - Functional and Clinical Anatomy of the Shoulder DONE

Question 1

clavicle connects to sternum at

Answer 1

suprasternal notch

Question 2

glenohumeral joint type

Answer 2

ball and socket

Question 3

glenohumeral joint is between

Answer 3

scapula and humerus

Question 4

label skeletal surface anatomy of shoulder

Answer 4

done

Question 5

anterior axillary fold

Answer 5

fold in front of axilla

Question 6

posterior axillary fold

Answer 6

fold behind axilla

Question 7

deltoid

Answer 7

bulk of shoulder tip

Question 8

deltopectoral groove is where

Answer 8

deltoid meets pectoralis

Question 9

deltopectoral/clavipectoral triangle is between the

Answer 9

clavicle, top of pectoralis, deltoid

Question 10

label the anterior muscular surface anatomy of the shoulder

Answer 10

done

Question 11

label the posterior muscular surface anatomy of the shoulder

Answer 11

done

Question 12

latissimus dorsi goes from

Answer 12

lower back to axilla, diagonally

Question 13

label the proximal humerus

Answer 13

done

Question 14

proximal humerus is made up of

Answer 14

head, anatomical neck, surgical neck, greater and lesser tubercles, deltoid tuberosity

Question 15

head of humerus articulates with

Answer 15

glenoid cavity of scapula

Question 16

anatomical neck

Answer 16

narrow constriction immediately below head

Question 17

where is the epiphysis of the humerus?

Answer 17

anatomical neck (site of growth)

Question 18

greater and lesser tubercles of humerus serve as attachment sites for

Answer 18

4 rotator cuff muscles of glenohumeral joint

Question 19

greater and lesser tubercles of humerus are separated by

Answer 19

deep intertubercular groove

Question 20

surgical neck of humerus

Answer 20

long bone part below anatomical neck, most likely area of fracture

Question 21

deltoid tuberosity of humerus

Answer 21

deltoid muscle inserts

Question 22

fracture of surgical neck of humerus can cause loss of sensation because

Answer 22

axillary nerve winds round it

Question 23

fracture of surgical neck of humerus causes loss of sensation in…

Answer 23

sergeant’s stripe area (check diagram)

Question 24

label the scapula

Answer 24

done

Question 25

processes on anterior side of scapula

Answer 25

coracoid and acromion

Question 26

subscapular fossa

Answer 26

where subscapularis lies

Question 27

spine of scapula ends in the...

Answer 27

acromion process

Question 28

suprapinous fossa of scapula

Answer 28

above spine, where supraspinatus lies

Question 29

infraspinous fossa of scapula

Answer 29

below spine, where infraspinatus lies

Question 30

acromial end of clavicle is the most

Answer 30

lateral

Question 31

acromial (lateral) end of clavicle articulates with

Answer 31

acromion process of scapula

Question 32

sternal end of clavicle is the most

Answer 32

medial

Question 33

sternal (medial) end of clavicle articulates with

Answer 33

manubrium of sternum and 1st costal cartilage

Question 34

inferior surface of lateral 3rd of clavicle has a tuberosity made of the

Answer 34

conoid tubercle and trapezoid line

Question 35

short muscles of rotator cuff

Answer 35

supraspinatus, infrapsinatus, teres minor, subscapularis

Question 36

supraspinatus connects

Answer 36

supraspinous fossa of scapula to superior facet on greater tubercle on head of humerus

Question 37

innervation of supraspinatus

Answer 37

suprascapular nerve (C5)

Question 38

supraspinatus function

Answer 38

abducts humerus

Question 39

infraspinatus connects

Answer 39

infraspinous fossa of scapula to posterior facet on greater tubercle on head of humerus

Question 40

innervation of infraspinatus

Answer 40

suprascapular nerve (C5-C6)

Question 41

infraspinatus function

Answer 41

externally rotates humerus

Question 42

teres minor connects

Answer 42

lateral edge of scapula to inferior facet on greater tubercle on head of humerus

Question 43

innervation of teres minor

Answer 43

axillary nerve (C5)

Question 44

teres minor function

Answer 44

externally rotates humerus

Question 45

subscapularis connects

Answer 45

subscapular fossa of scapula to lesser tubercle of humerus

Question 46

innervation of subscapularis

Answer 46

subscapular nerve (C5-C6)

Question 47

subscapularis function

Answer 47

internally rotates humerus

Question 48

label short muscles of rotator cuff

Answer 48

done

Question 49

label extrinsic long muscles of shoulder

Answer 49

done

Question 50

coracoclavicular ligament connects

Answer 50

coracoid process of scapula and clavicle

Question 51

coracoclavicular ligament is divided into

Answer 51

trapezoid and conoid ligament

Question 52

coracoacromial ligament connects

Answer 52

coracoid and acromion processes of scapula

Question 53

coracoaromial ligament function

Answer 53

deepens shoulder cavity

Question 54

acromioclavicular ligament connects

Answer 54

clavicle and acromion of scapula

Question 55

coracohumeral ligament connects

Answer 55

coracoid process of scapula and greater tubercle of humerus

Question 56

glenohumeral ligament connects

Answer 56

lateral scapula and lesser tubercle of humerus

Question 57

sternoclavicular ligament connects

Answer 57

clavicle and sternum

Question 58

label the ligaments of the shoulder

Answer 58

done

Question 59

shoulder joint

Answer 59

glenohumeral joint

Question 60

glenoid cavity is ____ ____ in comparison to head of humerus

Answer 60

very small

Question 61

acromioclavicular joint is the joint between the

Answer 61

acromion of scapula and clavicle

Question 62

acromioclavicular joint is stablised by the

Answer 62

acromioclavicular ligament and coracoclavicular ligament

Question 63

acromioclavicular joint gives us the ability to

Answer 63

raise arm above head

Question 64

falls on outstretched hands force

Answer 64

glenoid medially, forces transmitted to clavicle via coracoclavicular ligament leading to tear of ligament or fracture of clavicle

Question 65

sternoclavicular joint connects

Answer 65

manubrium of sternum and clavicle

Question 66

labrum

Answer 66

fibrocartilaginous ring lines glenoid cavity

Question 67

labrum function

Answer 67

deepens glenoid cavity

Question 68

torn labrum is often the cause of

Answer 68

shoulder dislocation

Question 69

frequent shoulder dislocation can lead to

Answer 69

labral tear

Question 70

shoulder flexion

Answer 70

lift arm straight up

Question 71

shoulder extension

Answer 71

move arm backwards straight

Question 72

shoulder abduction

Answer 72

move arm away from body

Question 73

shoulder adduction

Answer 73

move arm towards body

Question 74

internal (medial) rotation of the shoulder

Answer 74

rotate forearm toward body

Question 75

external (lateral) rotation of the shoulder

Answer 75

rotate forearm away from body

Question 76

label the movements of the shoulder

Answer 76

done

Question 77

between muscle and tendons at the shoulder tip is a

Answer 77

bursa

Question 78

bursa is between

Answer 78

muscle and tendons at shoulder tip

Question 79

a bursa is a

Answer 79

fluid-filled sac

Question 80

bursa purpose

Answer 80

reduces friction

Question 81

glenohumeral arc is between

Answer 81

60 and 120 degrees of arm lift

Question 82

acromioclavicular arc is between

Answer 82

170 and 180 degrees of arm lift

Question 83

supraspinatus tendonitis and bursitis tend to cause pain in the

Answer 83

glenohumeral arc

Question 84

issues at the acromioclavicular joint tend to cause issues in the

Answer 84

acromioclavicular arc

Question 85

why is abduction of the shoulder so complex?

Answer 85

scapula has to rotate to be fully abducted above head