Muscles 1

Question 1

Identify the muscle:
depresses ribs and aids in expiration

Answer 1

Internal Intercostals

Question 2

Identify the muscle:
* pull ribs toward one another to elevate rib cage
* aids in inspiration

Answer 2

External Intercostals

Question 3

Identify the muscle:
* aids in inspiration
* increase intra-abdominal pressure

Answer 3

Diaphragm

Question 4

Identify the muscle:
pulls scapula forward and downward

Answer 4

Pectoralis Minor

Question 5

Identify the muscle:
flexes, adducts, and medially rotates the arm

Answer 5

Pectoralis Major

Question 6

Identify the muscle:
abducts the scapula

Answer 6

Serratus anterior

Question 7

Identify the muscle:
* extends head
* adducts, elevates, and lowers scapula

Answer 7

Trapezius

Question 8

Identify the muscle:
raises and adducts scapula

Answer 8

Levator scapulae

Question 9

Identify the muscle (first of two):
pulls scapula medially and elevates it

Answer 9

Rhomboideous major

Question 10

Identify the muscle (second of two):
pulls scapula medially and elevates it

Answer 10

Rhomboideous minor

Question 11

Identify the muscle:
raises eyebrows

Answer 11

Frontalis
(listed as occiptiofrontalis, front belly in your text)

Question 12

Identify the muscle:
pulls scalp posteriorly

Answer 12

Occipitalis
(listed as occipitofrontalis, occipital belly in your text)

Question 13

Identify the muscle:
closes eye

Answer 13

Orbicularis oculi

Question 14

Identify the muscle:
closes mouth, protrudes lips

Answer 14

Orbicularis oris

Question 15

Identify the muscle:
raises corner of mouth

Answer 15

Zygomaticus (major and minor)

Question 16

Identify the muscle:
* widens nostrils
* narrows internal air passageways

Answer 16

Nasalis

Question 17

Identify the muscle:
draws angle of mouth laterally in expressions of laughing, horror, or disdain

Answer 17

Risorius

Question 18

Identify the muscle:
* elevates and protrudes lip in drinking, pouting
* elevates and wrinkles chin

Answer 18

Mentalis

Question 19

Identify the muscle:
compresses cheek inward and holds food between teeth when chewing

Answer 19

Buccinator

Question 20

Identify the muscle:
depresses mandible and pulls lower lip back and down

Answer 20

Platysma

Question 21

Identify the muscle (1 of 2):
* closes jaw
* elevates mandible

Answer 21

Masseter

Question 22

Identify the muscle (2 of 2):
* closes jaw
* elevates mandible

Answer 22

Temporalis

Question 23

Identify the muscle:
* flexes neck
* rotates head

Answer 23

Sternocleidomastoid

Question 24

Identify the muscle:
flexes and rotates the neck

Answer 24

Scalenes