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ANATOMY SEM3 > A9 > Flashcards

A9 Flashcards

1
Q

What are the borders of the femoral triangle?

A

Superior: inguinal ligament

Medial: adductor longus

Lateral: sartorius

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2
Q

What is in the femoral triangle?

A

Femoral Vein, Artery ans Nerve ( medial go lateral)

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3
Q

Which muscles are function during the stages of gait cycle?

A

Stance + swing cycle

Stance (60%):

  • heel strike: glut. maximum and tibialis ant.
  • loading response: quadricep femoris
  • midstance: soleus and gastrocnemius (triceps surae)
  • terminal stance: soleus and gastrocnemius (triceps surae)

Swing (40%):

  • preswing: recrus femoris and ankle dorsiflexers
  • initial midswing: iliopsoas and rectus femoris
  • terminal swing: hamstrings, tibialis ant.
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4
Q

Posterior compartment of the thigh consist of: biceps femoris.

What are their attachments, actions and innervations?

A

attachment: ischial tuberosity and libra aspera to head of fibula

Action: flexion of knee, extension of hip, and lat. rotation of both

Innervation: Tibial and common fibular (short head)

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5
Q

The posterior compartment of the thigh consist of:semitendinosus

What is the attachment, action and innervation?

A

Ischial tuberosity to medial surface of tibia

Flexion of leg at knee, extension of thigh at hip, medial rotation of both

Innervation: tibial

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6
Q

The posterior compartment of the thigh consist of: semimembranosus

What is the attachment, action and innervation?

A

Ischial tuberosity to medial tibial condyle

Flexion of leg at knee, extension of hip, medial rotation at both

Tibial

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7
Q

The medial compartment of the thigh consist of: adductor Magnus

Name the attachments, actions and innervation

A

Adductor: inferior rami of pubis to lines aspera of femur

Hamstring: ischial tuberosity to adductor tubercle on distal and medial side of femur

Adduction, flexion and exterior of thigh

Obturator (L2-4) and Tibial (L4-S3)

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8
Q

The medial compartment of the thigh consist of: adductor longus

Name the attachments, actions and innervation

A

Pubis to linea aspera

Adduction and medial rotation of thigh

Obturator

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9
Q

The medial compartment of the thigh consist of: adductor Brevis

Name the attachments, actions and innervation

A

Inferior pubic rami to linea aspera

Adduction of thigh

Obturator

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10
Q

The medial compartment of the thigh consist of: Obturator Externus

Name the attachments, actions and innervation

A

Obturator membrane To post. Greater trochanter

Lateral rotation

Obturator

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11
Q

The medial compartment of the thigh consist of: Gracillis

Name the attachments, actions and innervation

A

Inferior pubic rami to medial tibial surface

Adduction of thigh, flexion of knee

Obturator

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12
Q

Which muscle lies between the anterior and posterior obturator nerve?

A

Adductor Brevis

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13
Q

The deep compartment of the thigh consist of: Piriformis

Name the attachments, actions and innervation

A

Anterior sacrum you greater trochanter

Lateral rotation and abduction of hip

Nerve to piriformis

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14
Q

The deep compartment of the thigh consist of: obturator internus

Name the attachments, actions and innervation

A

Punis and ischium to greater tronchanter

Lateral rotation and abduction

Nerve to obturator inturnus

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15
Q

The deep compartment of the thigh consist of: gemili

Name the attachments, actions and innervation

A

Ischial spine and tuberosity to greater trochanter

Lateral rotation and abduction

Nerve to obturator and quadratus femoris

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16
Q

The deep compartment of the thigh consist of:quadratus femoris

Name the attachments, actions and innervation

A

Lateral side of ischial tuberosity to quadratus tuberosity of intertronchanteric crest

Lateral rotation

Nerve to quadeatus femoris

17
Q

The superficial compartment of the thigh consist of: gluteus maximus

Name the attachments, actions and innervation

A

Gluteal surface of ilium, sacrum and coccyx to gluteal tuberosity

Extensor of thigh

Inferior gluteal nerve (L5-2)

18
Q

The superficial compartment of the thigh consist of: gluteus medius

Name the attachments, actions and innervation

A

Gluteal surface of ilium to greater trochanter lateral

Abduction and medial rotation of lower limb

Superior gluteal nerve

19
Q

The superficial compartment of the thigh consist of: gluteus minimus

Name the attachments, actions and innervation

A

Ilium to anterior greater trochanter

Abduct and medial rotation of limb

Superior gluteal nerve

20
Q

The superficial compartment of the thigh consist of: tensor fascia Lata

Name the attachments, actions and innervation

A

Anterior iliac crest to lateral condyle of tibia

Assists gluteus medius and minimus in abduction and medial rotation of hip

Superior gluteal nerve

21
Q

What happens if the superior gluteal nerve is damaged?

A

Paralysis of gluteus medius and minimus

Leads to dropped pelvis on unsupported side (trendelenburg sign)

22
Q

The anterior compartment of the thigh consist of: iliopsoas

Name the attachments, actions and innervation

A

Lumbar vertebra and iliac fossa ri lesser trochanter

Flex the hip joint

L1-3 and femoral nerve (iliacus)

23
Q

The anterior compartment of the thigh consist of: sartorius

Name the attachments, actions and innervation

A

Ant. superior iliac spine to sup. medial tibia

Flexion, abduction and lat. Rotation of hip and flexion of knee

Femoral nerve

24
Q

The anterior compartment of the thigh consist of: pectineus

Name the attachments, actions and innervation

A

Pectineal line of pelvis to pectineal line on femur

Adduction and flexion at hip joint

Femoral

25
Q

The anterior compartment of the thigh consist of: vastus lateralis

Name the attachments, actions and innervation

A

Greater trochanter and linea aspera to quadriceps patella

Extend knee

Femoral

26
Q

The anterior compartment of the thigh consist of: vastus intermedius

Name the attachments, actions and innervation

A

Femoral shaft anterior surface to quadricep tendon

Extends the knee

Femoral

27
Q

The anterior compartment of the thigh consist of: vastus medialis

Name the attachments, actions and innervation

A

Intertronchantic line to quadricep tendon

Extend the knee

Femoral

28
Q

The anterior compartment of the thigh consist of: rectus femoris

Name the attachments, actions and innervation

A

Ilium to quadricep tendon

Flexion of hip and extension of knee

Femoral

29
Q

What are the muscles that form the quadricep femoris?

A

Vastus lateralis, intermedius and medialis

Rectus femoris

30
Q

Name all the anterior compartment muscles

A

Iliopsoas

Quadriceps femoris

Sartorius

Pectineus

31
Q

Name all the medial compartment muscles

A

Adductor Magnus

Adductor longus

Adductor Brevis

Obturator externus

Gracillis

32
Q

What are the muscles of the posterior compartment?

A

Bicep femoris

Semitendinosus

Semembranosus

33
Q

Name the superficial group muscles

A

Gluteus maximus, medius and minimus

Tensor fascia lata

34
Q

Name the deep group muscles

A

Piriformis

Obturator internus

Gemili

Quadratus femoris

ANATOMY SEM3 (14 decks)

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