Human Muscles

Question 1

what is the action (function) of frontalis

Answer 1

elevates eyebrows

Question 2

what is the action (function) of orbicularis oculi

Answer 2

closes eye

Question 3

what is the action (function) of zygomaticus major

Answer 3

laughing

Question 4

what is the action (function) of platysma

Answer 4

expressions of horror or surprise

Question 5

what is the action (function) of masseter

Answer 5

elevation of mandible bone

Question 6

what is the action (function) of thyrohyoid

Answer 6

decreases hyoid bone

Question 7

what is the action (function) of external intercostals

Answer 7

inhalation

Question 8

what is the action (function) of internal intercostals

Answer 8

exhalation

Question 9

what is the action (function) of rectus abdominis

Answer 9

flexes lumbar region of vertebral column

Question 10

what is the action (function) of levator scapulae

Answer 10

elevates scapula bone

Question 11

what is the action (function) of rectus femoris

Answer 11

extends knee

Question 12

what is the action (function) of brachioradialis

Answer 12

flexes elbow

Question 13

what is the origin (attachment of beginning of muscle) of orbicularis oculi

Answer 13

lacrimal bone

Question 14

what is the origin (attachment of beginning of muscle) of levator labii superioris

Answer 14

zygomatic bone

Question 15

what is the origin (attachment of beginning of muscle) of hyoglossus

Answer 15

hyoid bone

Question 16

what is the origin (attachment of beginning of muscle) of sternocleidomastoid

Answer 16

manubrium of sternum

Question 17

what is the origin (attachment of beginning of muscle) of diaphragm

Answer 17

diploid process of sternum

Question 18

what is the origin (attachment of beginning of muscle) of serratus anterior

Answer 18

all ribs

Question 19

what is the origin (attachment of beginning of muscle) of deltoid

Answer 19

acromion and spine of scapula

Question 20

what is the origin (attachment of beginning of muscle) of latissimus dorsi

Answer 20

vertebrae T7-L5

Question 21

what is the origin (attachment of beginning of muscle) of tensor fasciae latae

Answer 21

iliac crest

Question 22

what is the origin (attachment of beginning of muscle) of vastus lateralis

Answer 22

femur at greater trochanter

Question 23

what is the origin (attachment of beginning of muscle) of gastrocnemius

Answer 23

condyles and popliteal surface of femur

Question 24

what is the origin (attachment of beginning of muscle) of soles

Answer 24

proximal 1/4th fibula

Question 25

what is the insertion (attachment of the end of muscle) of orbicularis oculi

Answer 25

upper and lower eyelids

Question 26

what is the insertion (attachment of the end of muscle) of zygomaticus minor

Answer 26

muscles of upper lip

Question 27

what is the insertion (attachment of the end of muscle) of trapezius

Answer 27

acromion and spine of scapula bone

Question 28

what is the insertion (attachment of the end of muscle) of rectus abdominis

Answer 28

xiphoid process of sternum

Question 29

what is the insertion (attachment of the end of muscle) of styloglossus

Answer 29

dorsolateral surface of tongue

Question 30

what is the insertion (attachment of the end of muscle) of sternohyoid

Answer 30

hyoid bone

Question 31

what is the insertion (attachment of the end of muscle) of sternocleidomastoid

Answer 31

mastoid process

Question 32

what is the insertion (attachment of the end of muscle) of triceps brachii

Answer 32

olecranon process

Question 33

what is the insertion (attachment of the end of muscle) of rectus femoris

Answer 33

patella

Question 34

what is the insertion (attachment of the end of muscle) of mentalis

Answer 34

skin of chin

Question 35

what is the insertion (attachment of the end of muscle) of platysma

Answer 35

mandible bone

Question 36

what is the insertion (attachment of the end of muscle) of gastrocnemius

Answer 36

calcaneus