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Flashcards in Anatomy Dissection 1 Deck (44)
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1
Q

What are the borders of the femoral triangle?

A

Inguinal ligament superiorly
Sartorius laterally
Adductor longus medially

2
Q

What two structures make up the floor of the femoral triangle?

A

Iliopsoas laterally

Pectineus medially

3
Q

From lateral to medial - what does the femoral traingle contain?

A

Nerve, artery, vein and canal

4
Q

What is contained in the femoral canal?

A

Deep inguinal lymph nodes - also location of femoral hernia

5
Q

What does the femoral sheath contain?

A

Femoral artery and vein

6
Q

What is a short tube of transversalis and iliopsoas fascia from the abdominal wall which surrounds the most proximal parts of femoral artery and vein?

A

Femoral sheath

7
Q

What does the femoral sheath not contain?

A

Femoral nerve

8
Q

Where is the femoral nerve (L2 - L4) formed?

A

In the lumbar plexus

9
Q

What nerve branches from the femoral nerve to leave the adductor canal distally by passing between sartorius and gracilis?

A

Saphenous nerve

10
Q

What nerve supplies the fascia and skin of the anteromedial aspects of the knee and leg and the medial aspect of the foot?

A

Saphenous nerve

11
Q

What arteries supply the majority of blood to the head of femur through their retinacular branches, which pass superiorly in relation to the femoral neck and capsule of hip joint?

A

Medial and lateral circumflex arteries

12
Q

Where do medial and lateral circumflex arteries emerge from?

A

Profunda femoris

13
Q

What is the inferior border of the external oblique aponeurosis?

A

Inguinal ligament

14
Q

What does the inguinal ligament run between?

A

ASIS and pubic tubercle

15
Q

What do the muscles of the anterior thigh mainly act to doi?

A

Flex at hip and extend at knee

16
Q

What are the proximal attachments of iliopsoas?

A

Iliac fossa (iliacus) and lumbar transverse processes/IV discs (psoas major)

17
Q

What are the distal attachments of iliopsoas?

A

Lesser trochanter of femur

18
Q

What is the action of iliopsoas muscle?

A

Flexion at hip

19
Q

What is the nerve supply to iliopsoas?

A

Anterior rami of lumbar spinal nerves

20
Q

What is proximal and distal attachement of sartorius?

A

ASIS - proximal

Medial surface of proximal tibia - distal

21
Q

What is the action of sartorius?

A

Flexion at hip and knee

22
Q

What nerve supplies sartirius?

A

Femoral nerve

23
Q

What are the four quadriceps femoris muscles?

A

Rectus femoris
Vastus lateralis
Vastus intermedius
Vastus medius

24
Q

What is the proximal and distal attachment of Rectus femoris?

A

ASIS

Patella then tibial tuberosity

25
Q

What is the proximal and distal attachments of vastus lateralis?

A

Shaft of femur

Patella then tibial tuberosity

26
Q

What is the proximal and distal attachments of vastus intermedius?

A

Shaft of femur

Patella then tibial tuberosity

27
Q

What is the proximal and distal attachments of vastus medius?

A

Shaft of femur

Patella then tibial tuberosity

28
Q

What is the action of quadriceps femoris?

A

Extension of knee

29
Q

What nerve supplies quadriceps femoris?

A

Femoral nerve

30
Q

What are the four medial thigh muscles?

A

Gracilis
Adductor brevis
Adductor longus
Adductor magnus

31
Q

What medial thigh muscle has adductor and hamstring part?

A

Adductor magnus

32
Q

What is the most medial adductor muscle?

A

Gracilis - only hamstring to cross knee joint in addition to hip joint

33
Q

What function does gracilis have?

A

Weak flexor of kneeq

34
Q

What two adductor muscles lie anterior to adductor magnus?

A

Brevis nad longus

35
Q

Which adductor muscle lies superior to adductor longus/

A

Adductor brevisq

36
Q

What are the proximal attachemtns of adductor muscles?

A

Pubis, ischiopiubis ramus or ischial tuberosity (hamstring part of adductor magnus)

37
Q

What are the distal attachments for adductor muscles?

A

Posterior surface of shaft of the femur along the linea aspera, or adductor tubercle of tibia (adductor part of adductor magnus)

38
Q

What are all the muscles of medial thigh innervated by except hamstring part of adductor magnus?

A

Obturator nerve Lā€-L$

39
Q

What is the adductor magnus hamstring part innervated by?

A

Tibial nerve

40
Q

At the upper border of adductor brevis what does obturator nerve divide into?

A

Anterior and posterior branches

41
Q

Name 3 sensory innervations of the thigh?

A
  1. Anterior cutaneous nerve of thigh (L2-L4)
  2. Lateral cutaneous nerve of thigh (L2-L3)
  3. Cutaneous branch of obturator nerve (L2-L4)
42
Q

Where does lymph following great saphenous vein drain to?

A

Superficial inguinal lymph nodes

43
Q

Where does lymph from superficial inguinal nodes drain to?

A

External iliac nodes

44
Q

What is the path of lymph following small saphenous vein?

A

Drains into popliteal lymph nodes then deep inguinal nodes