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Anatomy > Muscles- Lower limbs > Flashcards

Muscles- Lower limbs Flashcards

1
Q

Iliopsoas- name 2 related muscles

O.I.A.

A 
Iliacus
	O: iliac fossa 
Psoas major 
	O: lumbar vertebrae and T12
I: lesser trochanter of femur
	A: thigh flexion
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2
Q

Pectineus

A

*originates on pubis and runs inferior to psoas major

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3
Q

Adductor longus

A

*originates on pubis near pubic symphysis and runs inferior to pectineus

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4
Q

Gracilis

A

*originates on inferior ramus and body of pubis and adjacent ischial ramus
runs inferior to adductor longus (and Magnus)

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5
Q

Sartorius

O.I.

A

O: anterior superior iliac spine

I: medial aspect of proximal tibia

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6
Q

Tensor fasciae latae

O.I.

A

O: anterior aspect of iliac crest and anterior superior iliac spine
I: iliotibial tract

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7
Q

Iliotibial tract/band

A

(structure; not a muscle)

thickened lateral portion of the fascia lata

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8
Q

Quadriceps Femoris Group
A:
Name 4

A 
A:Knee extension
Rectus femoris
Vastus lateralis
Vastus medialis
Vastus intermedius
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9
Q

Rectus femoris

O.I.

A

O: anterior inferior iliac spine

I: patella and tibial tuberosity via patellar ligament

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10
Q

Vastus lateralis

O.I.

A

O: greater trochanter of femur

I: patella and tibial tuberosity via patellar ligament

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11
Q

Vastus medialis

O.I.

A

O: linea aspera of femur

I: patella and tibial tuberosity via patellar ligament

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12
Q

Vastus intermedius

A
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13
Q

Gluteus medius

O.I.A.

A

O: Ilium
I: greater trochanter of femur
A: abducts the thigh (hip)

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14
Q

Gluteus maximus

OI.A.

A

O: Ilium, sacrum and coccyx
I: gluteal tuberosity of femur
A: extends the thigh (hip)

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15
Q

Adductor magnus

A
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16
Q

Hamstring Group
Name 3
O.A.

A 
O: ischial tuberosity
               A: flexes the knee (leg)					
Biceps femoris
Semitendinosus	
Semimembranosus
17
Q

Biceps femoris

I:

A

I: lateral condyle of tibia

18
Q

Semitendinosus

I:

A

I: medial aspect of tibia

19
Q

Semimembranosus

I:

A

I: medial condyle of tibia

20
Q

Gastrocnemius

I.A.O.O.

A 
I: calcaneus via calcaneal tendon
	A: plantar flexion							
lateral head (O: lateral condyle of femur)	
medial head (O: medial condyle of femur)
21
Q

Soleus

A
22
Q

Fibularis (or peroneus) longus

A

lateral

eversion

23
Q

Extensor digitorum longus

A

toe extension

lateral/anterior

24
Q

Tibialis anterior

O.I.A.

A

O: lateral condyle and tibial shaft
I: medial cuneiform and first metatarsal bone
A: dorsiflexion

Anatomy (4 decks)

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