Limb Joint and Prime Movers

Question 1

Hip flexion

Answer 1

PM: Illiopsoas
N: femoral
SCS: L2-3
Other muscles: RF, Pectineus, TFL, Sartorius

Question 2

Hip extension

Answer 2

PM: Gluteus Maximus
Hamstrings, Adductor Magnus (Hamstring component)
N: Superior gluteal and Sciatic (tibial component)
SCS: L5, S1, S2

Question 3

Hip ER (LR)

Answer 3

PM: gluteus maximus
N: inferior gluteal
SCS: L5, S1, S2
Other muscles: AL, AV, AM, OI, OE, Piriformis, SG, IG, Quadratus Femoris

Question 4

Hip IR

Answer 4

PM: Anterior part of Gluteus Medius and Minimus
N: superior gluteal
SCS: L4, L5, S1

Question 5

Hip abduction

Answer 5

M: Gluteus Medius, Gluteus Minimus
N: superior gluteal
SCS: L4, L5, S1
Other muscles: GMax superior part, TFL

Question 6

Hip adduction

Answer 6

M: Adductor Longus, Brevis, Magnus, Gracilis
N: Obturator
SCS: L2-4
Other muscles: Pectineus, GMax inferior part

Question 7

Knee flexion

Answer 7

M: Hamstrings (SM, ST, BF)
N: Sciatic, mainly tibial component
SCS; L5, S1
Other muscles: Gastrocnemius, Plantaris, Popliteus, Gracilis, Sartorius

Question 8

Knee extension

Answer 8

PM: RF, VL, VM, VI
N: femoral n
SCS: L3, L4
Other muscles: Gmax, TFL via ITB

Question 9

Ankle DF

Answer 9

PM: TA, EHL, EDL, FT
N: deep fibular
SCS: L4, L5

Question 10

Ankle PF

Answer 10

PM: gastrocnumerius, soleus
N: tibial
SCS: S1, S2
Other muscles: TP, FDL, FHL, plantaris, FL and FB

Question 11

Ankle inversion

Answer 11

PM: TA and TP
N: Deep fibular and tibial
SCS: L5, S1

Question 12

Ankle eversion

Answer 12

PM: FL, FB, FT
N: superficial fibular
SCS: L5, S1