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.

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.

23
Q

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

24
Closes eyelids.
Orbiculularis oculi
25
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
deltoid
26
Abducts, flexes, or extends the arm at the shoulder joint.
deltiod
27
muscle on the thumb side that flexes the hand
flexor carpi radialis
28
group that flexes the lower leg and extends the thigh
qadriceps
29
arm muscle that flexes arm and forearm
biceps brachii
30
works with the soleus to plantarflex the foot
gastrocnemius
31
group that extends the leg at the knee joint
quadriceps
32
well developed swimming muscle used to extend, adduct, or rotate the arm.
latissimus dorsi
33
extends the phalanges
extensor digitorium
34
boxers use this muscle to move the scapula laterally and forward
serratus anterior
35
main muscle that closes the jaw
masseter
36
the only quadriceps muscle that flexes the thigh and extends the leg
rectus femoris
37
puckers lips
orbicularis oris
38
posterior arm muscle that extends the arm at the shoulder
triceps brachil
39
wrinkles the skin of the forehead
frontalis
40
elevates the clavicle, depresses or elevates the scapula, or extends the head
trapezius
41
Flexes and abducts the thigh at the hip joint
gluteus medius
42
elevates and retracts the mandible
temporalis