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Fundamentals Of Anatomy And Physiology > The Muscular System > Flashcards

The Muscular System Flashcards

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1
Q

What is the occipitofrontalis?

A

A muscle with a frontal belly located in the forehead region.

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2
Q

What is the function of the nasalis?

A

A muscle responsible for the movement of the nose.

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3
Q

What is the orbicularis oris?

A

A circular muscle around the mouth that controls movements of the lips.

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4
Q

What does the depressor anguli oris do?

A

A muscle that pulls the corners of the mouth downward.

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5
Q

What is the omohyoid?

A

A muscle in the neck that helps with the movement of the hyoid bone.

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6
Q

What is the sternohyoid?

A

A muscle that depresses the hyoid bone.

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7
Q

What is the latissimus dorsi?

A

A large muscle in the back that helps with shoulder movement.

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8
Q

What is the rectus abdominis?

A

A muscle in the abdomen that helps flex the spine.

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9
Q

What is the external oblique?

A

A muscle located on the side of the abdomen that aids in trunk rotation.

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10
Q

What is the brachioradialis?

A

A muscle of the forearm that flexes the elbow.

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11
Q

What does the extensor carpi radialis longus do?

A

A muscle that extends and abducts the wrist.

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12
Q

What is the tensor fasciae latae?

A

A muscle that helps stabilize the hip and knee.

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13
Q

What is the iliacus?

A

A muscle that flexes the thigh at the hip joint.

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14
Q

What is the psoas major?

A

A major muscle that also flexes the thigh at the hip joint.

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15
Q

What does the extensor pollicis longus do?

A

A muscle that extends the thumb.

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16
Q

What is the pectineus?

A

A muscle that adducts and flexes the thigh.

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17
Q

What is the adductor longus?

A

A muscle that adducts the thigh.

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18
Q

What does the sartorius do?

A

A muscle that flexes, abducts, and laterally rotates the thigh.

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19
Q

What is the adductor magnus?

A

A large muscle that adducts the thigh.

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20
Q

What is the gracilis?

A

A muscle that adducts the thigh and flexes the knee.

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21
Q

What is the vastus lateralis?

A

A muscle that extends the knee.

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22
Q

What is the rectus femoris?

A

A muscle that extends the knee and flexes the hip.

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23
Q

What is the vastus medialis?

A

A muscle that extends the knee.

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24
Q

What is the tendon of quadriceps femoris?

A

A tendon that connects the quadriceps muscles to the patella.

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25
What is the patella?
The kneecap, which protects the knee joint.
26
What is the gastrocnemius?
A muscle in the calf that helps in plantar flexion of the foot.
27
What is the soleus?
A muscle in the calf that also aids in plantar flexion.
28
What is the tibia?
The larger bone in the lower leg.
29
What does the flexor digitorum longus do?
A muscle that flexes the toes.
30
What is the epicranial aponeurosis?
A fibrous tissue that connects the frontalis and occipitalis muscles.
31
What is the temporalis?
A muscle involved in chewing that elevates the jaw.
32
What does the orbicularis oculi do?
A muscle that closes the eyelids.
33
What is the masseter?
A muscle that elevates the mandible for chewing.
34
What is the platysma?
A superficial muscle that tenses the skin of the neck.
35
What does the sternocleidomastoid do?
A muscle that rotates and flexes the neck.
36
What are the scalenes?
A group of muscles that assist with breathing and neck movement.
37
What is the trapezius?
A large muscle that moves the shoulder blade and extends the neck.
38
What is the deltoid?
A muscle that abducts the arm.
39
What is the pectoralis major?
A muscle that adducts and medially rotates the arm.
40
What does the serratus anterior do?
A muscle that helps in the movement of the shoulder blade.
41
What is the biceps brachii?
A muscle that flexes the elbow and supinates the forearm.
42
What is the brachialis?
A muscle that flexes the elbow.
43
What is the triceps brachii?
A muscle that extends the elbow.
44
What does the flexor carpi radialis do?
A muscle that flexes and abducts the wrist.
45
What is the palmaris longus?
A muscle that flexes the wrist.
46
What does the flexor digitorum superficialis do?
A muscle that flexes the fingers.
47
What is the flexor carpi ulnaris?
A muscle that flexes and adducts the wrist.
48
What does the abductor pollicis longus do?
A muscle that abducts the thumb.
49
What are the thenar muscles?
A group of muscles that control the movement of the thumb.
50
What are the hypothenar muscles?
A group of muscles that control the movement of the little finger.
51
What is the iliotibial tract?
A band of connective tissue that runs along the outside of the thigh.
52
What is the patellar ligament?
A ligament that connects the patella to the tibia.
53
What is the tibialis anterior?
A muscle that dorsiflexes the foot.
54
What is the fibularis longus?
A muscle that everts and plantar flexes the foot.
55
What is the calcaneal (Achilles) tendon?
A tendon that connects the calf muscles to the heel bone.
56
What is the epicranial aponeurosis?
A fibrous tissue that connects the occipital and frontal muscles.
57
What are the components of the occipitofrontalis muscle?
Occipital belly and frontal belly.
58
What is the function of the sternocleidomastoid muscle?
It helps in rotating and flexing the neck.
59
What is the primary function of the temporalis muscle?
It is involved in chewing.
60
What is the role of the masseter muscle?
It is a major muscle for mastication (chewing).
61
What is the function of the platysma muscle?
It helps in facial expressions and depressing the mandible.
62
What is the primary function of the trapezius muscle?
It supports the shoulder and moves the scapula.
63
What is the role of the deltoid muscle?
It is responsible for shoulder abduction.
64
What is the function of the biceps brachii?
It flexes the elbow and supinates the forearm.
65
What is the role of the brachialis muscle?
It flexes the elbow.
66
What is the primary function of the triceps brachii?
It extends the elbow.
67
What is the function of the brachioradialis?
It assists in flexing the elbow.
68
What is the role of the anconeus muscle?
It assists in elbow extension.
69
What is the function of the extensor carpi radialis brevis?
It extends and abducts the wrist.
70
What is the role of the extensor digitorum?
It extends the fingers.
71
What is the function of the extensor carpi ulnaris?
It extends and adducts the wrist.
72
What is the role of the flexor carpi ulnaris?
It flexes and adducts the wrist.
73
What is the function of the abductor pollicis longus?
It abducts the thumb.
74
What is the role of the extensor pollicis brevis?
It extends the thumb.
75
What is the function of the infraspinatus muscle?
It externally rotates the shoulder.
76
What is the role of the teres minor?
It assists in external rotation of the shoulder.
77
What is the function of the teres major?
It assists in shoulder adduction and internal rotation.
78
What is the primary function of the latissimus dorsi?
It extends, adducts, and internally rotates the shoulder.
79
What is the role of the external oblique?
It helps in trunk rotation and lateral flexion.
80
What is the function of the gluteus medius?
It abducts and medially rotates the thigh.
81
What is the role of the gluteus maximus?
It extends and externally rotates the hip.
82
What is the function of the vastus lateralis?
It extends the knee.
83
What is the role of the plantaris muscle?
It assists in knee flexion and plantarflexion of the foot.
84
What is the function of the gracilis?
It adducts the thigh and flexes the knee.
85
What is the role of the adductor magnus?
It adducts the thigh.
86
What is the function of the semitendinosus?
It flexes the knee and extends the hip.
87
What is the role of the biceps femoris?
It flexes the knee and extends the hip.
88
What is the function of the iliotibial tract?
It stabilizes the knee during walking and running.
89
What is the role of the semimembranosus?
It flexes the knee and extends the hip.
90
What is the popliteal fossa?
It is the shallow depression located at the back of the knee.
91
What is the function of the sartorius?
It flexes, abducts, and laterally rotates the thigh.
92
What is the role of the gastrocnemius?
It plantarflexes the foot and flexes the knee.
93
What is the function of the soleus?
It plantarflexes the foot.
94
What is the role of the fibularis longus?
It everts and plantarflexes the foot.
95
What is the function of the flexor digitorum longus?
It flexes the toes.
96
What is the calcaneal (Achilles) tendon?
It connects the calf muscles to the heel bone.
97
What is the function of the flexor hallucis longus?
It flexes the big toe.
98
What is the role of the extensor digitorum longus?
It extends the toes.
99
What is depicted in Figure 6.11?
Posterior view of the major muscles of the body.

Fundamentals Of Anatomy And Physiology (8 decks)

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