Lower Limb Flashcards
Which nerve injury will produce a “Trendelenburg’s Gait”
Superior gluteal
Name the 4 superficial gluteal muscles
Gluteus maximums/medius/minimus and tensor fascia lata
Which nerves innervate the superficial gluteal muscles
Sup gluteal nerve
Inf fluteal nerve for gluteus max
Name the 4 deep gluteal muscles
Piriformis, obturator internus, gemelli and quadratis femoris
Which nerves innervate the deep gluteal muscles?
Sacral plexus nerves
Gemelli sup - nerve to ob int
Gemelli inf - nerve to piriformis
Which ligaments form the greater sciatic foramen?
Sacrotuberous and sacrospinus
Which nerve roots from the sciatic nerve?
L4-S3
Which nerves supplies the perineum?
Pudendal S2-S4
Which nerve does the skin over the posterior thigh?
Posterior cutaneous nerve of the thigh S1-S3
Which nerve supplies the fascia lata?
Posterior cutaneous nerve of the thigh S1-S3
Which artery supplies the sciatic nerve?
Artery to the sciatic nerve
What are the two components of the sciatic nerve?
Tibial and common fibular
What are the contents of the femoral triangle?
Nerve, artery, vein lymphatics
What is the roof of the femoral triangle?
Fascia lata
What makes up the floor of the femoral triangle?
Iliopsoas, pectineus and adductor longus
What makes the superior border of the femotral triangle?
Inguinal ligament
What makes up the medial border of the femoral traignle?
Laterl border of adductus longus
What makes up the later border of the femoral triangle?
Medial border of sartorius
Name the muscles of the anterior compartment of the thigh
Pectineus, iliopsoas, sartorius and quadriceps femoris
What is the function of the anterior compartment of the thigh?
Flex thigh
Quadriceps femoris extends leg
Which nerve supplies the anterior compartment of the thigh?
Femoral nerve (L2, L3, L4) Which nerve supplies psoas major (L1, L2, L3)
Name the muscles of the medial compartment of the thigh
Adductor longus/brevis/magnus and obturator externus
Which nerve supplies medial compartment of the thigh?
Obturator nerve (L2, L3, L4)
Hamstrign part of adductor magnus is tibial nerve
Which muscles are in the posterior compartment of the thigh?
Semitendinosis, semimembranosis and biceps femoris
Which nerve supplies the posterior compartment of the thigh?
Tibial division of sciatic nerve
Common fibular for biceps femoris
What is the function of the posterior compartment of the thigh?
Extend thigh and flex leg
What is the function of the medial compartment of the thigh?
Adduct thigh
Name the muscles in the anterior compartment of the leg
Tibialis anterior, extensor digitorum longus, extensor hallucis longus and fibularis tertius
Which nerve supplies the anterior compartment of the leg?
Deep fibular
Name the muscles of the lateral compartment of the leg
Fibularis longus
Fibularis brevis
Which nerve supplies the lateral compartment of the leg?
Superficial fibular
Which muscles are in the superficial posterior compartment of the leg
Gastrocnemius, soleus and plantaris
Which nerve supplies the superficial posterior compartment of the leg
Tibial
Name the muscles of the deep posterior compartment of the leg
Popliteus, flexor hallucis longus, flexor digitorum longus, tibalis posterior
What is the action of the superficial posterior compartment of the leg
Plantarflexion of the ankle
What is the action of the deep posterior compartment of the leg
Flexors of toes and plantarflexion of the ankle
Which nerve supplies the posterior compartment of the leg ?
TibialQ
Which ligaments help to strengthen the hip joint capsule
Iliofemoral
Pubofemoral
Ischiofemoral
Describe the blood supply to the hip joint
Med and lat circumflex arteries from deep femoral artery give of retinacular arteries
Obturator artery does the head of the femur
Which nerve roots result in the ankle jerk reflex
S1, S2
Where does the small saphenous vein drain to?
Popliteal vein
Where are the popliteal lymph nodes?
Popliteal fossa
Which nerves supply the skin on the posterolateral leg and foot?
Medial and lateral sural cutaneous
What does the popliteal atery divide into?
Anterior and posterior tibial arteries
What branch does the post tibial artery give off?
Fibular artery
Which artery supplies the anterior compartment of the leg?
Anterior tibial
Which artery supplies the posterior compartment of the leg?
Posterior tibial
Which artery supplies the lateral compartment of the leg?
Fibular
What type of joint is the knee?
Hinge
Which ligament is the medial meniscus attached to ?
MCL
What is the purpose of the cruciate ligaments?
Stability of the knee joints
What does the common fibular nerve divide into?
Superficial fibular and deep fibular
Which compartment does the superficial fibular nerve supply?
Lateral compartment of leg
Which compartment does the deep fibular nerve supply ?
Anterior compartment of the leg
