Chapter 8 part 2 Flashcards

0
Q

The fleshy portion of a muscle

A

Belly

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1
Q

Part of a muscle name referring to fibers parallel to midline

A

Rectus

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2
Q

The end of a muscle attached to the stationary bone

A

Origin

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3
Q

Part of a muscle name referring to the smallest set of muscles

A

Minor

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4
Q

A muscle that stabilizes the origin of a prime mover

A

Fixators

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5
Q

The biceps brachii and triceps brachii muscles functions as…

A

antagonists

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6
Q

Muscle that helps the prime mover function more efficiently

A

synergists

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7
Q

Part of a muscle referring to a two headed origin

A

biceps

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8
Q

Part of a muscle name referring to a muscle with a circular shape

A

orbicularis

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9
Q

Part of a muscle referring to fibers perpendicular to midline

A

proximal

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10
Q

Muscles of the back function to do what action to the head, trunk, and upper arm ?

A

extend

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11
Q

A muscle that produces and effect opposite of the prime mover

A

antagonist

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12
Q

Part of the name of a muscle referring to the largest set of muscles.

A

Maxius

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13
Q

The end of a muscle attached to the movable bone

A

intersection

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14
Q

Part of a muscle name referring to a muscle that is triangularly shaped

A

trapezius

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15
Q

Part of the muscle name referring to a three headed origin

A

triceps

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16
Q

Most movements occur due to the contraction of a____ of muscles

A

group

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17
Q

The hamstring muscles function to do what action to the lower leg?

A

Flex the leg and extend the thigh

18
Q

Fixators ___ the origin of the prime mover so that the prime mover so that the prime mover can act more efficiently.

A

stabalize

19
Q

“Smiling”

A

Zygomaticus Major

20
Q

Rotates vertebral column to twist us sideways

A

external obliques

21
Q

Flexes and rotates the head

A

sternocleidomostoid

22
Q

Used in crossing our legs — flexers the leg at the knee joint and abducts and laterally rotates the thigh at the hip joint.

A

sartorius

23
Q

Together with the adductor group, adducts the thigh at the hip joint.

A

gracilis

24
Q

Closes eyelids.

A

Orbiculularis oculi

25
Q

Extends the arm when the posterior portion contracts, abduuucts the arm when the lateral portion contracts, and flexes the arm when the anterior portion contracts

A

deltoid

26
Q

Abducts, flexes, or extends the arm at the shoulder joint.

A

deltiod

27
Q

muscle on the thumb side that flexes the hand

A

flexor carpi radialis

28
Q

group that flexes the lower leg and extends the thigh

A

qadriceps

29
Q

arm muscle that flexes arm and forearm

A

biceps brachii

30
Q

works with the soleus to plantarflex the foot

A

gastrocnemius

31
Q

group that extends the leg at the knee joint

A

quadriceps

32
Q

well developed swimming muscle used to extend, adduct, or rotate the arm.

A

latissimus dorsi

33
Q

extends the phalanges

A

extensor digitorium

34
Q

boxers use this muscle to move the scapula laterally and forward

A

serratus anterior

35
Q

main muscle that closes the jaw

A

masseter

36
Q

the only quadriceps muscle that flexes the thigh and extends the leg

A

rectus femoris

37
Q

puckers lips

A

orbicularis oris

38
Q

posterior arm muscle that extends the arm at the shoulder

A

triceps brachil

39
Q

wrinkles the skin of the forehead

A

frontalis

40
Q

elevates the clavicle, depresses or elevates the scapula, or extends the head

A

trapezius

41
Q

Flexes and abducts the thigh at the hip joint

A

gluteus medius

42
Q

elevates and retracts the mandible

A

temporalis