muscular 22

Question 1

• connects skeletal muscle to bone.

Answer 1

tendon

Question 2

• are broad, sheetlike tendons.

Answer 2

aponeuroses

Question 3

• is a band of connective tissue that holds down the tendons at each wrist and ankle.

Answer 3

retinaculum

Question 4

the most stationary, fixed, end of a muscle.

Answer 4

origin

Question 5

is the end of the muscle attached to the bone undergoing the greatest movement.

Answer 5

insertion

Question 6

the part of the muscle between the origin and the insertion

Answer 6

belly

Question 7

a single or group of muscles working together.

Answer 7

agonist

Question 8

a muscle or group of muscles that oppose muscle actions.

Answer 8

antagonist

Question 9

• members of a group of muscles working together to produced movement
• Brachii and brachialis
• Deltoid, biceps brachii, and pectoralis major

Answer 9

synerist

Question 10

• one muscle plays the major role to accomplish the desired movement.
• Ex: Brachialis is the prime mover in flexing the elbow

Answer 10

prime movers

Question 11

• Are muscles that hold one bone in place
• stabilize origin of prime mover
• Scapular muscles acts as a fixator to hold the scapula in place.

Answer 11

fixators

Question 12

• Wall of the cheeks
• flattens the cheek (as in whistling or blowing a trumpet)
• “Kissing Muscle or Trumpeter’s muscle
• Compresses cheek to hold food teeth

Answer 12

buccinator

Question 13

• Lower corners of mouth/depresses the corner of mouth

Answer 13

depressor anguli oris

Question 14

Elevates one side of the upper lip

Answer 14

levator labii superioris

Question 15

Moves scalp, raises eyebrows, and to wrinkle your forehead

Answer 15

occipitalfrontalis

Question 16

• closes the mouth and protrudes the lips,
• the “kissing” muscle

Answer 16

orbicularis oris

Question 17

• close the eyes, squint, blink, and wink.

Answer 17

orbicularis oris

Question 18

• the “smiling” muscle
• elevate the upper lip and corner of the mouth.

Answer 18

zygomaticus

Question 19

• closes the jaw by elevating and pushing the mandible anteriorly

Answer 19

masseter

Question 20

elevates and draws mandible posteriorly.

Answer 20

temporalis

Question 21

pushes the mandible anteriorly and depresses mandible, close the jaw

Answer 21

lateral

Question 22

pushes the mandible anteriorly and elevates mandible; closes the jaw

Answer 22

medial

Question 23

involved in changing the shape of the tongue

Answer 23

intrinsic

Question 24

help change the shape and move the tongue

Answer 24

extrinsic

Question 25

(digastric, geniohyoid, stylohyoid, hyoglossus) elevates or stabilized hyoid

Answer 25

suprahyoid

Question 26

depresses or stabilizes hyoid

Answer 26

infrahyoid

Question 27

originate on the anterior side of the vertebra which flex the head and neck

Answer 27

neck flexors

Question 28

originate on the posterior side of the vertebra that extend the head and neck

Answer 28

neck extensor

Question 29

Individually rotate the head; together it flex the neck

Answer 29

sternocleidomastoid

Question 30

Pull the corners of the mouth inferiorly

Answer 30

platysma

Question 31

Extends and laterally flexes the neck

Answer 31

trapezius

Question 32

Extends vertebral column & maintain posture. Divides in 3 column; Iliocostalis, longissimus, Spinalis.

Answer 32

erector spinae

Question 33

elevates the ribs, during inspiration

Answer 33

scalenes

Question 34

elevate ribs for inspiration

Answer 34

external intercostals

Question 35

depress ribs during forced expiration

Answer 35

internal intercostals

Question 36

moves during quiet breathing

Answer 36

diaphragm

Question 37

center of abdomen

Answer 37

rectus abdominis

Question 38

sides of abdomen

Answer 38

external abdominal oblique

Question 39

compress abdomen

Answer 39

internal abdominal oblique

Question 40

compress abdominis

Answer 40

transverse abdominis

Question 41

• Levator ani • Ischiocavernosus • Bulbospongiosus • Deep transverse perineal • Superficial transverse perineal

Answer 41

perineum muscles

Question 42

• shoulders and upper back • extends neck and head • Elevates, depress, retracts, rotates, and fixes scapula

Answer 42

trapezius

Question 43

• Located in the chest • Depresses scapula or elevates ribs

Answer 43

pectoralis minor

Question 44

• between ribs (1-9) • Rotates and protracts scapula; elevates ribs

Answer 44

serratus anterior

Question 45

• elevates., retracts, and rotates scapula • Laterally flexes the neck

Answer 45

levator scapulae

Question 46

• Retracts, rotates, and fixes scapula

Answer 46

major and minor rhomboids

Question 47

Flexes and extend shoulder; abducts and medially and laterally rotates the arm

Answer 47

deltoid muscle

Question 48

3 heads, extends elbow, extend shoulders, adducts the arm

Answer 48

triceps brachii

Question 49

"flexing muscle", flexes elbow and shoulder

Answer 49

biceps brachii

Question 50

flexes elbow

Answer 50

brachialis

Question 51

• lower back • extends shoulder, adducts and medially rotates the forearm

Answer 51

latissimus dorsi

Question 52

tightens skin of palm

Answer 52

palmaris longus

Question 53

flex and abducts wrist

Answer 53

flexor carpi radialis

Question 54

flexes and adducts wrist

Answer 54

flexor carpi ulnaris

Question 55

flex fingers & wrist

Answer 55

flexor digitorum profundus flexor digitorum superficialis

Question 56

pronates forearm

Answer 56

pronator

Question 57

flexes the elbow

Answer 57

brachioradialis

Question 58

extends & abducts wrist

Answer 58

extensor carpi radialis brevis extensor carpi radialis longus

Question 59

extends & adducts wrist

Answer 59

extensor carpi ulnaris extensor digitorum

Question 60

supinates forearm

Answer 60

supinator

Question 61

covers the flexors and extensor tendons and holds them in place around the wrist

Answer 61

retinaculum

Question 62

nineteen muscles which are located within the hand

Answer 62

instrinsic hand muscle

Question 63

located in the metacarpal bones responsible for abduction and adduction of fingers

Answer 63

interossei muscle

Question 64

Anterior muscle that flexes hip

Answer 64

iliopsoas

Question 65

• buttocks • extends hip, abducts and laterally rotates the thigh • Not ideal for IM injection

Answer 65

gluteus maximus

Question 66

• abducts and medially rotates the thigh • steadies pelvis during walking • Ideal site of IM injection

Answer 66

gluteus medius

Question 67

• A thick band of fascia on the lateral side of the thigh • Helps steady the femur on the tibia when standing

Answer 67

tensor fasciae latae

Question 68

• longest muscle in the body •tailor's" muscle • it flexed the hip and knee and rotates the thigh laterally for sitting cross legged.

Answer 68

sartorius

Question 69

Adducts thigh and flexes knee

Answer 69

gracilis

Question 70

flexes the hip; adducts and laterally rotates the thigh

Answer 70

adductor longus

Question 71

extends the hip; adducts and laterally rotates the thigh

Answer 71

adductor magnus

Question 72

• back of thigh • flexes knee, rotates leg, extends hip

Answer 72

hamstring muscle

Question 73

flexes the knee, extend the hip, laterally rotates the leg

Answer 73

biceps femoris

Question 74

flex knee and extend the hip, medially rotates the leg

Answer 74

semimembranosus semitendinosus

Question 75

• calf • plantarflexes the foot; flexes the leg • "toe dancer's" muscle

Answer 75

gastrocnemius

Question 76

• attaches to ankle • Plantar flexes the foot

Answer 76

soleus

Question 77

Plantar flexes and everts the foot

Answer 77

fibularis/peroneus

Question 78

extends the four lateral toes; dorsiflexes and everts foot

Answer 78

extensor digitorum longus

Question 79

extend great toes; dorsiflex and inverts foot

Answer 79

extensor hallucis longus

Question 80

dorsiflexes and inverts the foot

Answer 80

tibialis anterior

Question 81

dorsiflexes and everts the foot

Answer 81

fibularis/ peroneus tertius