Lower Limb Anatomy Flashcards Preview

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Flashcards in Lower Limb Anatomy Deck (47)
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1
Q

Roots of lumbar Plexus

A

T12 and L1 to L4

2
Q

Branches of lumbar plexus

A
Iliohypogastric
lioinguinal
Genitofemoral
Lateral Cutaneous Femoral Nerve
Obturator
Femoral
3
Q

Sensation of liohyogastric nerve

A

Gluteal region above pubis

4
Q

Sensation of ilioinguinal nerve

A

Penis/Scrotum/Mons/Labium Majius

5
Q

Muscles of genito-femoral nerve (Genital branch)

A

Cremaster + Dartos

6
Q

Sensation of genito-femoral nerve (Femoral branch)

A

Anterior, upper thigh

7
Q

Sensation of lateral femoral cutaneous nerve

A

Lateral thigh

8
Q

Muscles of obturator nerve

A
External obturator
Adductor Longus
Adductor Brevis
Adductor Magnus
Gracilis
Pectineus
9
Q

Sensory supply of obturator nerve

A

Medial thigh

10
Q

Supply of femoral nerve (Ant. Branch)

A

Anterior thigh sensation

11
Q

Supply of femoral nerve (Post. branch)

A

Quadriceps Femoris

12
Q

Roots of Sacral Plexus

A

S 1 - 3

13
Q

Branches of Sacral Plexus

A
Superior Gluteal
Inferior Gluteal
Posterior Femoral Cutaneous
Piriformis
Obturator Internus
Quadratus Femoris
Sciatic
14
Q

Supply of superior gluteal nerve

A

Gluteus medius and minimus

15
Q

Supply of inferior gluteal nerve

A

Gluteus Maximus

16
Q

Supply of posterior femoral cutaneous nerve

A

Sensation posterior thigh

17
Q

Sciatic nerve’s route out of pelvis

A

Below piriformis, through greater sciatic foramen

18
Q

Supply of sciatic nerve in thigh

A

Biceps femoris, semitendinosus, semi-membrinosus

19
Q

Divisions of sciatic nerve

A

Common fibular, Tibial

20
Q

Supply of tibial nerve

A

Gastonemicus, Popliteus, Soleus, Plantaris, Tibialis Posterior, Flexor digitorum longus, flexor hallicus longus

21
Q

Supply of medial plantar nerve

A

Medial 3.5 toes

22
Q

Supply of lateral plantar nerve

A

Lateral 1.5 toes

23
Q

Supply of Sural nerve

A

Sensation posterior-lateral leg

Formed from branches of tibial and common fibular nerve

24
Q

Location of common fibular nerve division

A

Beneath peroneus longus

25
Q

Supply superficial fibular nerve

A

Peroneus longus / brevis
Anterolateral leg
Dorsum of foot (Not first web space!)

26
Q

Supply deep fibular nerve

A
Tibialis anterior
Extnsor digitorum longus
Peroneus tertius
Extensor hallicus longus
Extensor hallicus brevis
Extensor digitorum brevis
First web space
27
Q

Lower Limb anterior muscular compartment

A

Tibialis anteriror
Extensor digitorum longus
Peroneus tertius
Extensor hallicus longus

28
Q

Lower limb perennial muscular compartment

A

Peroneus longus

Peroneus brevis

29
Q

Superficial Posterior compartment

A

Gastronemicus, Soleus

30
Q

Deep posterior compartment

A

Flexor digitorum longus
Flexor hallicus longus
Tibialis posterior

31
Q

Exterior marking of division of iliac arteries

A

L4

32
Q

Supply of internal iliac

A

Hypogastric artery

33
Q

Branches of external iliac artery

A

Inferior epigastric
Deep circumflex iliac
Femoral artery

34
Q

External marking of iliac artery (Groin)

A

Midway between ASIS and Symphysis pubis

Mid-inguinal point

35
Q

Branches of femoral artery

A
Deep external pudeneal (Scrotum)
Profunda Femoris (Medial fascial compartment)
Descending genicular arteries
36
Q

Location of end of popliteal artery

A

Lower border popliteal muscle

37
Q

Deepest structure within popliteal fossa

A

Popliteal artery

38
Q

Branches anterior tibial artery

A

Dorsalis pedis

39
Q

Psoas Muscle (Major / Minor)

A
Origin: T12 - L5 Transverse Processess
Insertion: Lesser trochanter
Innervation: Lumbar plexus
Artery: Iliolumbar
Action: Hip flexion
40
Q

Iliacus

A
Origin: Iliac fossa (upper 2/3)
Insertion: Lesser trochanter
Innervation: Femoral nerve
Artery: Medial femoral circumflex
Action: Hip flexion
41
Q

Gluteus Maximus

A
Origin: Sacrum
Insertion: Gluteal Tuberosity
Innervation: Inferior gluteal nerve
Artery: Sup / Inf gluteal arteries
Action: Ext rotation
42
Q

Gluteus Medius

A
Origin: Ilium
Insertion: Greater trochanter
Innervation: Sup. gluteal nerve
Artery: Sup. gluteal artery
Action: Hip abduction
43
Q

Gluteus Minimus

A
Origin: Ileum
Insertion: Greater trochanter
Innervation: Sup. gluteal nerve
Artery: Sup. gluteal artery
Action: Hip abduction
44
Q

Quadratus femoris

A
Origin: Iscial tuberosity
Insertion: Intertrochanteric crest
Innervation: Nerve to quad fem
Artery: Inf gluteal artery
Action: Lateral rotation / Adduction
45
Q

Obturator Internus

A
Origin: Ant. surface of sciopubic ramus
Insertion: Medial greater trochanter
Innervation: Nerve to ob. int.
Artery: Inf gluteal artery
Action: Hib abduction
46
Q

Obturator externus

A
Origin: Posterior surface of obturator foramen
Insertion: Trochanteric fossa
Innervation: Obturator nerve
Artery: Obturator artery
Action: Adduction
47
Q

Piriformis

A
Origin: Sacrum
Insertion: Greater trochanter
Innervation: Nerve to piriformis
Artery: Inf. gluteal
Action: External rotation