Structure recognition review- muscles

Question 1

Trapezius on scapula

Answer 1

elevation/depression, retraction

Question 2

Rhomboids

Answer 2

elevates, retraction scapula

Question 3

Serratus anterior on scapula

Answer 3

protraction/ depression

Question 4

Pectoralis Minor on scapula

Answer 4

depress/protract scapula

Question 5

Pectoralis major on scapula

Answer 5

protraction

Question 6

Latissimus dorsi on scapula

Answer 6

depression

Question 7

Deltoids

Answer 7

shoulder flex/ex, abduction

Question 8

Rotator cuff

Answer 8

align glenohumeral joint; arm abduction, external rotation, internal rotation

Question 9

Biceps Brachii

Answer 9

supinator- elbow flexion

Question 10

Brachialis

Answer 10

pronator- elbow flexion

Question 11

Brachioradialis

Answer 11

halfway- elbow flexion

Question 12

Triceps

Answer 12

elbow extension

Question 13

Superficial layer posterior compartment of forearm

Answer 13

wrist extensors

Question 14

Mid/deep layers posterior compartment

Answer 14

finger extensors/abductors

Question 15

Superficial layer anterior compartment of forearm

Answer 15

wrist flexors, pronators

Question 16

Deep layer anterior compartment of forearm

Answer 16

finger flexors

Question 17

Thenar group

Answer 17

thumb movement

Question 18

Mesothenar

Answer 18

2-4 finger movement

Question 19

Hypothenar

Answer 19

little finger movement

Question 20

Lumbricals

Answer 20

flex MCP joints, extend IP joints

Question 21

Interosseous muscles

Answer 21

ad/ab at MCP joints

Question 22

Gluteus maximus

Answer 22

external rotation, hip extension
not used in walking
used in running and climbing
powerful hip extensor from flexed position

Question 23

Gluteus medias

Answer 23

abduct, internally rotate

Question 24

Gluteus minimus

Answer 24

abduct, internally rotate

Question 25

Piriformus, Obturator internus, obturator externus

Answer 25

external rotation

Question 26

Sartorius

Answer 26

hip flexion, abduction, lateral rotation; knee flexion

Question 27

Quadriceps

Answer 27

flex hip, extend knee

Question 28

Hamstrings

Answer 28

extend hip, flex knee, rotation of knee while flexed

Question 29

Adductors

Answer 29

powerful adduction

Question 30

Anterior leg

Answer 30

ankle, foot and toe dorsiflexion

Question 31

Deep posterior leg

Answer 31

plantarflexion foot and toes

Question 32

Superficial posterior leg

Answer 32

plantarflexion of ankle

Question 33

Lateral leg

Answer 33

eversion

Question 34

Temporalis

Answer 34

biting

Question 35

Masseter

Answer 35

chewing

Question 36

Pterygoids

Answer 36

grinding and protraction of mandible

Question 37

Erector spinae

Answer 37

spine extension, spine side flexion

Question 38

Rectus abdominis

Answer 38

spine flexion

Question 39

External oblique

Answer 39

trunk rotation

Question 40

Internal oblique

Answer 40

fibres perpendicular to external oblique- rotation

Question 41

Transverse abdominis

Answer 41

trunk stabilisation

Question 42

Diaphragm

Answer 42

descends rib cage increasing thoracic cavity volume

Question 43

Scalene

Answer 43

pull rib cage up

Question 44

Intercostal

Answer 44

forced expiration and inspiration

Question 45

trapezius on shoulder

Answer 45

abduction

Question 46

serratus anterior on ribs

Answer 46

elevation

Question 47

pectoralis minor on ribs

Answer 47

elevation

Question 48

pec major on shoulder

Answer 48

ab/ad, flexion, internal rotation

Question 49

pec major on arm

Answer 49

adduction

Question 50

pec major on ribs

Answer 50

elevation

Question 51

lat dorsi on shoulder

Answer 51

ab/ad, extension, internal rotation

Question 52

lat dorsi on arm

Answer 52

arm adduction, extension

Question 53

lat dorsi on trunk

Answer 53

side flexion

Question 54

ilio-psoas

Answer 54

hip flexor

Question 55

psoas major and illiacus

Answer 55

help balance lower back when standing and walking