muscles: back & arms Flashcards Preview

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Flashcards in muscles: back & arms Deck (24)
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1
Q

what is the action of the latissimus dorsi?

A

extends adducts, medially rotates arm, pulls arm down & back

2
Q

what muscles locations is between the shoulder blades deep?

A

rhombodius

3
Q

what muscles origin is the spinous processes of c1-t5 (vertebrae)?

A

rhombodious

4
Q

what muscles location is the superficial muscle of the upper back?

A

trapezius

5
Q

what muscles origin is the spines of lower 6 thoracic vertebrae, crest saccrum & illium, lower 4 ribs?

A

lattisimus dorsi

6
Q

what muscles action is to stabilize scapula, rotate the glenoid cavity down?

A

rhombodius

7
Q

what is the insertion of the trapezius?

A

clavicle, acromion (scapula), and spine of scapula

8
Q

what muscles location is the large muscle mid to lower back superficial?

A

latissimus dorsi

9
Q

what is the insertion of the rhombodius?

A

medial edge of scapula

10
Q

what is the origin of the trapezius?

A

occipital bone, bone of spines C7-T12

11
Q

what muscles insertion is the interbercular groove of humerus?

A

latissimus dorsi

12
Q

what is the action of the trapezius?

A

adduct scapula, rotate scapula upward, elevate and depress scapula and extending the head

13
Q

what muscles location is the posterior upper arm?

A

triceps brachii

14
Q

what is the action of the deltoid?

A

abduct, flex, & medially rotate arm.

15
Q

what muscles insertion is the radial tuberosity & biceptal aponeurosis?

A

biceps brachii

16
Q

what muscles location is the lateral “point” of the shoulder?

A

deltoid

17
Q

what muscles action is to extend forarm, flex arm?

A

triceps brachii

18
Q

what is the location of the biceps brachii?

A

superficial muscle of anterior arm

19
Q

what is the origin of the triceps brachii?

A

long head on scapula inferior to glenoid cavity

Lateral head- lateral and posterior humerus

20
Q

what muscles action is to flex the forearm, supponate the forarm, & flex the arm?

A

biceps brachii

21
Q

what is the insertion of the deltoid?

A

deltoid tuberosity of the humerus

22
Q

what muscles origin is the long head-scapula above glenoid cavity & short head- corocoid process of scapula?

A

biceps brachii

23
Q

what muscles origin is the clavicle, acromion, & spine of scapula?

A

deltoid

24
Q

what is the insertion of the triceps brachii?

A

olecranon of ulna