Lab Exam 1 Flashcards Preview

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Flashcards in Lab Exam 1 Deck (47):
1

Rotator Cuff Muscles

Supraspinatus, Infreaspinatus, Teres Minor, Subscapularis

2

Muscles on the Shoulder Girdle and Scapula?

Sternocleidomastoid, Trapezius, Levator Scapulae, Rhomboid Minor, Rhomboid Major, Pectoralis Minor, Serratus Anterior

3

Shoulder Muscles?

Latissimus Dorsi, Teres Major, Pectoralis Major, Deltoid, Supraspinatus, Infraspinatus, Teres Minor, Subscapularis

4

Sternocleidomastoid Origin?

Clavicle and Manubrium

5

Sternocleidomastoid Insertion?

Mastoid process of temporal bone

6

Sternocleidomastoid Action?

(Laterally) flexes & rotates head to opposite side

7

Upper Trapezius Action?

Extends head or elevated shoulder girdle

8

Middle Trapezius Action?

Retracts & stabilizes scapula

9

Lower Trapezius Action?

Depresses scapula & shoulder girdle

10

Trapezius Origin?

Occipital Protuberance/ C7-T12 Spinous Processes

11

Trapezius Insertion?

Clavicle/Acromion process & spine of scapula

12

Levator Scapulae Origin?

C1-C4 Transverse Processes

13

Levator Scapulae Insertion?

Superior angle of scapula

14

Levator Scapulae Action?

Elevates Scapula

15

Rhomboid Minor Origin?

C7-T1 Spinous Processes

16

Rhomboid Major Origin?

T2-T5 Spinous processes

17

Rhomboid Major/Minor Insertion?

Medial border of scapula

18

Rhomboid Major/Minor Action?

Scapular Retraction

19

Pectoralis Minor Origin?

Ribs 3-5

20

Pectoralis Minor Insertion?

Coracoid Process of Scapula

21

Pectoralis Minor Action?

Depresses Scapula; elevates 3-5 ribs

22

Serratus Anterior Origin?

RIbs 1-8

23

Serratus Anterior Insertion?

Inferior angle & Medial border of scapula

24

Serratus Anterior Action?

Scapular Proctration

25

Latissimus Dorsi Origin?

T7 Spinous process through sacrum

26

Latissimus Dorsi Insertion?

Intertubercular Groove of humerus

27

Latissimus Dorsi Action?

Adducts/extends & medially rotates shoulder

28

Teres Major Origin?

Axillary (Lateral) border of scapula

29

Teres Major Insertion?

Intertubercular Groove of humerus

30

Teres Major Action?

Extends Shoulder

31

Pectoralis Major Origin?

Clavicle/sternum/true ribs

32

Pectoralis Major Insertion?

Intertubercular Groove of humerus

33

Pectoralis Major Action?

Shoulder Medial rotation & adduction

34

Deltoid Origin?

Clavicle/Acromion process & Spine of scapula

35

Deltoid Insertion?

Deltiod Tuberosity of humerus

36

Deltoid Action?

Abducts shoulder

37

Supraspinatus Origin?

Supraspinous fossa of scapula

38

Supraspinatus Action?

abducts shoulder

39

Infraspinatus Origin?

Infraspinous fossa of scapula

40

Infaspinatus/Teres Minor Action?

Laterally Rotates Shoulder

41

Teres Minor Origin?

Lateral Border of scapula

42

Supraspinatus/Infraspinatus/Teres Minor Insertion?

Greater tubercle of humerus

43

Subscapularis Origin?

Subscapular fossa of scapula

44

Subscapularis Insertion?

Lesser tubercle of humerus

45

Subscpularis Action?

Medially Rotates shoulder

46

What muscles have the intertubercle groove of humerus as the insertion point?

Latissimus Dorsi, Teres Major, & Pectoralis Major

47

What muscles have the greater tubercle of humerus as the insertion point?

Supraspinatus, Infraspinatus, & Teres Minor