muscular system pt 2 (45-70) Flashcards

1
Q

what are the muscles that move the forearm at the elbow

A
  • Biceps brachii
  • Triceps brachii
  • Brachioradialis
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2
Q

Biceps brachii function

A

flexes forearm at the elbow and supinates the forearm

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3
Q

triceps brachii function

A

extends forearm at the elbow

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4
Q

Brachioradialis function

A

flexes the forearm

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5
Q

what are the muscles that move the hand and fingers

A
  • flexor carpi radialis
  • flexor carpi ulnaris
  • extensor carpi radialis longus
  • extensor carpi ulnaris
  • supinator
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6
Q

flexor carpi radialis function

A

flexes the hand at the wrist, and abducts the hand at the wrist

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7
Q

flexor carpi ulnaris function

A

flexes the hand at the wrist and adducts the hand at the wrist

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8
Q

extensor carpi radialis longus function

A

extends and abducts the hand at the wrist

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9
Q

extensor carpi ulnaris function

A

extends and adducts the hand at the wrist

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10
Q

supinator function

A

supinates the forearm at the elbow with the biceps brachii

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11
Q

what are the muscles that move the thigh at the hip

A
  • Iliopsoas
  • gluteus maximus
  • gluteus medius
  • gluteus minimus
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12
Q

Iliopsoas function

A

flexes thigh and trunk, and laterally flexes the vertebral column

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13
Q

gluteus maximus function

A

extends thigh when it is elevated, laterally rotates and abducts the thigh

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14
Q

gluteus medius function

A

abducts and medially rotates the thigh

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15
Q

gluteus minimus function

A

abducts and medially rotates the thigh

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16
Q

muscles that move the thigh at the hip, the leg at the knee, or both
( anterior view)

A
  • Sartorius
    Quadriceps femoris
  • Rectus femoris
  • vastus lateralis
  • vastus medialis
  • vastus intermedius
17
Q

sartorius function

A

flexes, abducts and laterally rotates the thigh; flexes the thigh at the knee

18
Q

rectus femoris function

A

extends the leg at the knee and flexes the thigh at the hip

19
Q

vastus lateralis function

A

extends the leg at the knee

20
Q

vastus medialis function

A

extends the leg at the knee

21
Q

vastus intermedius function

A

extends the leg at the knee

22
Q

Muscles that move the thigh at the hip, the leg at the knee or both
(posterior view)
*Hamstring

A
  • Biceps femoris
  • semitendinosus
  • semimembranosus
23
Q

biceps femoris function

A

extends the thigh at the hip; laterally rotates the leg at the knee; flexes the leg at the knee

24
Q

semitendinosus function

A

extends the thigh at the hip; flexes the leg at the knee; medially rotates the leg

25
semimembranosus function
extends the thigh at the hip; flexes the leg at the knee; medially rotates the leg
26
muscles that move the thigh at the hip, the leg at the knee, or both (medial view)
- Adductor Longus - Adductor Magnus - Adductor Brevis
27
Adductor Longus function
Adducts, medially rotates and flexes the thigh at the hip
28
Adductor Magnus function
Adducts, medially rotates and flexes the thigh at the hip
29
Adductor Brevis function
Adducts, medially rotates and flexes the thigh at the hip
30
muscles that move the leg, foot, and toes (Anterior view)
- Tibialis anterior medial - Fibularis Tertius
31
Tibialis Anterior medial function
Dorsiflexion, inverts the foot, supports longitudinal arch of the foot
32
Fibularis Tertius function
Dorsiflexion and eversion of the foot
33
Muscles that move the leg, the foot and toes (Lateral view)
- Fibularis Longus - Fibularis Brevis
34
Fibularis Longus function
Plantar flexion and eversion of the foot
35
Fibularis Brevis function
Plantar flexion and eversion of the foot
36
muscles that move the leg, the foot and toes (Posterior view)
- Gastrocnemius - Soleus - Tibialis Posterior
37
Gastrocnemius function
Plantar flexes the foot when knee is extended; flexes the leg at the knee
38
Soleus function
Plantar flexes the foot
39
Tibialis Posterior function
Inverts foot, plantar flexes the foot