Week 8 - Muscles Flashcards

1
Q

Most muscles cross at least one

a) tendon
b) joint
c) bone
d) ligament
e) body plane

A

b) joint

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2
Q

The attachment of a muscle’s tendon to the stationary bone is called the ______; the
attachment of the muscle’s other tendon to the movable bone is called the ______.
a) origin, action
b) insertion, action
c) origin, insertion
d) insertion, origin
e) insertion, action

A

c) origin, insertion

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3
Q

This is the outermost layer of fascia (dense irregular connective tissue) surrounding a whole muscle.

A

Epimysium

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4
Q

Which of the following is NOT a common arrangement of muscle fascicles?

a) pennate
b) triangular
c) oval
d) parallel
e) fusiform

A

c) oval

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5
Q

This type of fascicle arrangement has the fascicles spread over a broad area and converges at a thick central tendon.

a) triangular
b) pennate
c) circular
d) fusiform
e) multipennate

A

a) triangular

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6
Q

The muscle that serves as the “prime mover” during a movement is called the

a) antagonist.
b) agonist.
c) synergist.
d) asynergist.
e) fixator.

A

b) agonist.

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7
Q

This type of muscle works by stabilizing the origin of the agonist so that it can act more efficiently.

a) synergist
b) agonist
c) antagonist
d) fixator
e) secondary mover

A

d) fixator

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8
Q

If one is stabbed on the lateral side of the abdomen, what abdominal muscles, in order from superficial to deep, will the knife go through?

a) rectus abdominis, external oblique, internal oblique
b) external oblique, internal oblique, transversus abdominis
c) transversus abdominis, rectus abdominis, external oblique
d) external oblique, transversus abdominis, rectus abdominis
e) internal oblique, transversus abdominis, external oblique

A

b) external oblique, internal oblique, transversus abdominis

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9
Q

Protrusion of an organ through a structure that normally contains it is referred to as a

a) hernia.
b) goiter.
c) strain.
d) sprain.
e) hydrocele.

A

a) hernia.

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10
Q

A muscle that raises or elevates a body part is called a

a) pronator.
b) tensor.
c) flexor.
d) depressor.
e) levator.

A

e) levator.

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11
Q

A muscle that decreases the size of an opening is a

a) rotator.
b) tensor.
c) pronator.
d) sphincter.
e) depressor.

A

d) sphincter.

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12
Q

Which of the following is a muscle that moves the mandible?

a) orbicularis oculi
b) masseter
c) orbicularis oris
d) epicranius
e) frontalis

A

b) masseter

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13
Q

Which of the following is a muscle whose insertion is found on the clavicle and acromion process of the scapula within the pectoral girdle?

a) trapezius
b) pectoralis major
c) latissimus dorsi
d) gracilus
e) sartorius

A

b) pectoralis major

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14
Q

All of the following are muscles of the lower limb EXCEPT the

a) deltoid.
b) adductor magnus.
c) adductor longus.
d) quadriceps femoris.
e) vastus medialis.

A

a) deltoid.

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15
Q

The infraspinatus muscle is a muscle that moves the

a) upper leg.
b) lower leg.
c) upper arm.
d) lower arm.
e) carpals.

A

c) upper arm.

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16
Q

Based on its name, which of the following best describes characteristics of the biceps femoris muscle?

a) has two insertions and found in lower leg
b) has two bellies and found in the upper leg
c) has two origins and found in the upper leg
d) has two origins and found in the upper arm
e) has two insertions and found in the upper leg

A

c) has two origins and found in the upper leg

17
Q

Which of the following muscles is NOT part of the quadriceps femoris muscle group?

a) rectus femoris
b) biceps femoris
c) vastus medialis
d) vastus lateralis
e) vastus intermedius

A

b) biceps femoris

18
Q
A