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Kin 121 - Basis of Physical Activity > Lecture 11 - Leg Muscles > Flashcards

Lecture 11 - Leg Muscles Flashcards

1
Q

What are the proximal and distal attachment points of the ILIOPSOAS?

A

Proximal: anterior lumbar vertebrae
Distal: Medial: proximal femur

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2
Q

What is the function of the ILIOPSOAS?

A

hip flexion

trunk flexion

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3
Q

What are the 3 gluteus muscles?

A

Gluteus Maximus
Gluteus Medius
Gluteus Minimus

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4
Q

What are the proximal and distal attachments of the GLUTEUS MAXIMUS?

A

Proximal: outer surface of the iluim & sacrum
Distal: Posterior, proximal femur

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5
Q

What is the function of the GLUTEUS MAXIMUS? (give examples)

A

hip extension (when climbing stairs), pelvis tilkts backwards (flattening of the back)

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6
Q

What are the proximal attachments of the GLUTEUS MEDIUS & MINIMUS?

A

Proximal: Outer surface of ilium
Distal: lateral proximal femur

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7
Q

What is the function of the GLUTEUS MEDIUS & MINIMUS?

A

Hip abduction

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8
Q

What are the attachment points of the ADDUCTORS?

A

Proximal: Pubis
Distal: Medial side of femur

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9
Q

What is the function of the ADDUCTORS?

A

hip adduction

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10
Q

What are the 4 muscles of the QUADRICEPS FEMORIS (QUADS)?

A

Rectus femoris
Vastus intermedius
Vastus Lateralis
Vastus Medialis

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11
Q

What are the attachment points of the 3 VASTUS muscles of the QUADS?

A

Proximal: Proximal femur (all around)
Disal: anterior proximal tibia (tibial tuberosity)

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12
Q

What is the function of the QUADS?

A

knee extension

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13
Q

What are the extension points of the RECTUS FEMORIS muscle of the QUADS?

A

Proximal: Anterior Ilium
Distal: anterior proximal tibia (tibial tuberosity)

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14
Q

What is the function of the RECTUS FEMORIS and what muscle group is it in?

A

knee extension and hip flextion.

1 of 4 quadricep muscles

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15
Q

What functions do the HAMSTRINGS have?

A 
hip extension
knee flexion (crosses knee)
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16
Q

Which muscles move the femur and tibia on the back of the leg?

A

the hamstrings

17
Q

What are the attachment points of the HAMSTRINGS?

A

Proximal: ischial tuberosity
Distal: posterior proximal tibia, medial & lateral

18
Q

What two movements are involved in kicking a ball forward?

A

hip flexion

knee extension

19
Q

Which muscles are involved in hip flexion?

A

iliopsoas

rectus femorus

20
Q

what muscles are involved in knee extension?

A 
all quads:
rectus femorus
vastus medialis
vastus lateralis
vastus intermedius
21
Q

What movements are involved in stepping up a step (lifting the leg phase)?

A

Hip flexion

knee flexion

22
Q

What muscles are involved in knee flexion?

A

hamstrings

23
Q

What movements are involved in stepping up a step (stand phase)?

A

hip extension

knee extension

24
Q

What muscles are involved in hip extension?

A

gluteus maximus

hamstrings

25
Q

What movements are involved when lifting legs up when lying on back?

A

knee extension

hip flexion

26
Q

What are the two ankle movements?

A 
Plantar Flexion (point foot, heels raised)
Dorsiflexion (toes up, heels down)
27
Q

What muscles are used in plantar flexion?

A

Gastrocnemius, soleus

28
Q

What muscle is used in dorsiflexion?

A

Tibialis anterior

29
Q

What are the attachment points of the TIBIALIS ANTERIOR?

A

Proximal: anterior proximal 2/3 or tibia
Distal: Top of 1st metatarsal

30
Q

What are the attachment points of the GASTROCNEMIUS?

A

Proximal: posterior (medial and lateral), distal femur
Distal: calcaneus

31
Q

What are the two functions of the GASTROCNEMIUS?

A

plantar flexion

knee extension

32
Q

Where is the SOLEUS located?

A

beneath the gastrocnemius

33
Q

What are the attachment points of the SOLEUS?

A

Proximal: posterior proximal tibia
Distal: Calcaneus

Kin 121 - Basis of Physical Activity (14 decks)

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