Thigh I and II Flashcards

1
Q

What is the femoral angle of inclination?

A

126 degree angle of the head connected to the shaft of the femur.
This angle is less in females than in males due to the larger female hip size.

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2
Q

The genital branches of the genitofemoral (L1, L2) and the ilioinguinal nerves (L1) supply what areas in the thigh

A

Emerge from the superficial ring and supply the proximal thigh with most of the branches going to the genital region.

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3
Q

The femoral branch of the genital femoral (L1,L2) supplies what regions of the thigh?

A

Supplies the skin over the femoral triangle.

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4
Q

Th medial cutaneous branch of the femoral nerve supplies what regions of the thigh?

A

Supplies the skin of the medial thigh

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5
Q

Intermediate cutaneous branch of the femoral nerve supplies what region in the thigh?

A

Supplies the skin of the distal anterior thigh.

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6
Q

The lateral femoral cutaneous nerve (L2, L3) enters the thigh where and supplies what region of the thigh?

A

Enters the thigh just medially to the ASIS supplying the lateral thigh just laterally to the intermediate cutaneous branch of the femoral nerve.

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7
Q

Posterior femoral cutaneous nerve (S1,S2,S3) supplies what portion of the thigh?

A

Supplies the posterior thigh and popliteal region.

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8
Q

Where does the posterior femoral cutaneous nerve originate from?

A

It originates from the sacral plexus and is composed of nerves S1,S2,S3

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9
Q

The great saphenous vein tranverses through what opening to drain into what vein?

A

The great saphenous vein transverses through the saphenous opening in the fasciae latae and dumps into the femoral vein.

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10
Q

Superiorly the fasciae latae is attached to the?

A

Inguinal ligament, parts of teh hip bone, sacrum coccyx, and scarpas fascia and the sacrotuberous ligament.

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11
Q

Inferiorly, the fasiae latae is continuous with what fasciae?

A

The fasciae latae of the leg becomes continuous with the crural fascia of the leg.

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12
Q

What nerves innervate pectineus?

A

Femoral and obturator nerves

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13
Q

What nerve controls all of the muscles within the anterior compartment of the leg?

A

The femoral nerve

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14
Q

What nerve controls all of the muscles within the medial compartment of the leg?

A

The obturator nerve

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15
Q

What nerve controls the posterior compartment of the leg?

A

The tibial nerve, except for the short head of the biceps femoris.

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16
Q

What is the action of the anterior compartment of the leg?

A

Flexors of the hip and extensors of the knee

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17
Q

What is the action of the medial compartment of the leg?

A

These are the adductors

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18
Q

What is the action of the posterior compartment of the thigh?

A

These are hip extendors and knee flexors.

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19
Q

What nerve innervates the short head of the biceps femoris?

A

The common peroneal nerve.

20
Q

What muscles make up the floor of the femoral triangle?

A

The iliopsoas and the pectineus muscles.

21
Q

What is the contents of the femoral triangle?

A

The femoral artery and branches, the femoral vein and branches the femoral nerve and branches, the femoral sheath, and femoral hernias usually occuring at the femoral ring.

22
Q

What is the adductor canal and what makes it up?

A

The adductor canal is found at the apex of the femoral triangle to the adductor hiatus in the adductor magnus muscle.

23
Q

What is the content of the adductor canal?

A

Femoral artery and vein
The saphenous nerve
And the nerve to the vastus medialis

24
Q

What does the saphenous nerve travel with as it exits the adductor canal?

A

It travels with the geniculate artery.

25
Q

What nerve levels make up the femoral nerve?

A

L2-4 which is the largest branch of the lumbar plexus.

26
Q

Unlike the femoral artery and vein, the femoral nerve is not…..

A

Unlike the femoral artery and vein the femoral nerve is not enclosed in the femoral sheath.

27
Q

What are the sensory branches of the femoral nerve?

A

The medial cutaneous femoral nerve and the intermediate femoral cutaneous nerve.
Also gives off the saphenous nerve.

28
Q

The femoral nerve gives motor nerve supply to what muscles?

A

Sartorius, Quadraceps femoris, articularis genu, and pectinius

29
Q

Of the muscles supplied by the femoral nerve, which muscle also receives innervation from the obturator nerve?

A

The pectinues muscle from the anterior division of the obturator nerve.

30
Q

The anterior division of the obturator nerve supplies what muscles?
What two muscles is it between?

A
Located between adductor longus and brevis, the anterior division of the obturator nerve supplies:
Adductor longus 
Adductor brevis
Gracilis
Part of pectineus
31
Q

The posterior division of the obturator nerve supplies what muscles with innervation?
What two muscles is it between?

A

Located between adductor brevis and adductor magnus. The posterior division of the obturator nerve supplies:
Obturator externus
Adductor brevis
Adductor magnus

32
Q

Both the superficial and deep profundal arteries are branches from what major artery?

A

These both come from the femoral artery in the thigh.

33
Q

Where does the small saphenous vein terminate?

A

It terminates in the popliteal fossa dumping into the popliteal vein.

34
Q

What fossa can the posterior cutaneous nerve of the thigh be found in?

A

The popliteal fossa

35
Q

At which branch of the femoris profundus does the femoris profundus terminate?

A

At the fourth division of the profundus.

36
Q

Where do all of the hamstring muscles originate from?

A

The ischial tuberosity

37
Q

What makes up the medial group of the hamstrings?

A

Semitendinosus and teh deeper semimembranosis

38
Q

What makes up the lateral group of the hamstrings?

A

The biceps femoris.

39
Q

What is the origin for the long head of the biceps femoris?

A

Ischial tuberosity

40
Q

What is the origin of the short head of the biceps femoris?

A

The linea aspera.

41
Q

What is the upper medial boundary of the popliteal fossa?

A

The semimembranosus and semitendanosus

42
Q

What makes up the upper lateral border of the popliteal fossa?

A

The biceps femoris and its tendons.

43
Q

What makes up the inferomedial head of the popliteal fossa?

A

The medial head of the gastrocnemius

44
Q

What makes up the inferolateral head of the popliteal fossa?

A

The lateral head of the gastrocnemius

45
Q

Adductor brevis devides the obturator nerve into what two segements?

A

Anterior to the adductor brevis is the anterior obturator nerve. Likewise, posterior to the adductor brevis is the posterior obturator nerve.

46
Q

The adductor magnas houses the adductor hiatus, at this point in the muscle what structure switches names?

A

The femoral vessels switch names to the popliteal vessels.