MUSCLES OF THE HIP JOINT Flashcards
PSOAS MAJOR: O,I
O: anterolaterally T12-L5 vertebrae and anteriorly on TVP’s of L1-L5
I: lesser trochanter of femur
PSOAS MAJOR: A,N
A: flexes and ER thigh at hip joint and posteriorly tilts pelvis at LS joint
N: lumbar plexus
ILIACUS: O,I
O: upper iliac fossa, AIIS and sacral ala
I: lesser trochanter of femur
ILIACUS: A,N
A: flexes and ER thigh at hip joint
N: femoral n
TLF: O,I
O: ASIS
I: ITB (1/3 way down leg)
TLF: A,N
A: flexes, ABD, and IR thigh at the hip joint
N: superior gluteal n
SARTORIUS: O,I
O: ASIS
I: pes anserine tendon ( proximal anteromedial tibia)
SARTORIUS: A,N
A:
N:
PECTINEUS: O,I
O:
I:
PECTINEUS: A,N
A:
N:
ADDUCTOR LONGUS: O,I
O: anterior body of the pubis
I: middle 1/3 of the medial lip of the linea aspera of the femur
ADDUCTOR LONGUS: A,N
A: adducts and flexes the thigh at the hip joint
N: obturator nerve
GRACILIS: O,I
O:
I:
GRACILIS: A,N
A:
N:
ADDUCTOR BREVIS: O,I
O:
I:
ADDUCTOR BREVIS: A,N
A:
N:
ADDUCTOR MAGNUS: O,I
O:
ANT Head: inferior pubic ramus and ramus of ischium
POST Head: ischial tuberosity
I:
ANT head: gluteal tuberosity, linea aspera, and medial supracondylar line of femur
POST head: adductor tubercle of femur
ADDUCTOR MAGNUS: A,N
A: adducts and extends the thigh at the hip joint
N: obturator and sciatic nerve
GLUTEUS MAX: O,I
O: posterior iliac crest, posterolateral sacrum, and cocyx
I: ITB and gluteal tuberosity of femur
GLUTEUS MAX: A,N
A: extends, ER, ABD (upper 1/3), and ADD (lower 2/3) the thigh at the hip joint
N: inferior gluteal nerve
GLUTEUS MEDIUS: O,I
O: external ilium - inferior to the iliac crest
I: lateral surface of greater trochanter of femur
GLUTEUS MEDIUS: A,N
A: abducts (entire), extends/ER (posterior), flexes/IR (anterior) thigh at the hip joint
N: superior gluteal n.
GLUTEUS MINIMUS: O,I
O: external ilium (btwn ant and inferior gluteal lines)
I: greater trochanter of femur
GLUTEUS MINIMUS: A,N
A: FLEX, IR thigh(ant); EXT and ER (post), and ABD(entire) thigh at hip joint
N: superior gluteal n.
PIRIFORMIS: O,I
O: anterior surface of sacrotuberous ligament
I: greater trochanter of femur
PIRIFORMIS: A,N
A: ER, horizontally extends, IR thigh at the hip joint
N: nerve to piriformis
SUPERIOR GEMELLUS: O,I
O: ischial spine
I: greater trochanter of the femur
SUPERIOR GEMELLUS: A,N
A: ER thigh at hip joint
N:nerve to obturator internus
OBTURATOR INTERNUS: O,I
O: internal surface of the pelvic bone surrounding the obturator foramen
I: greater trochanter of femur
OBTURATOR INTERNUS: A,N
A: ER thigh at hip joint
N: nerve to obturator internus
INFERIOUS GEMELLUS: O,I
O: ischial tuberosity
I: greater trochanter of femur
INFERIOUS GEMELLUS: A,N
A: ER thigh at hip joint
N: nerve to obturator internus
OBTURATOR EXTERNUS: O,I
O: external surface if pelvic bone surrounding obturator foramen
I: trochanteric fossa of femur
OBTURATOR EXTERNUS: A,N
A: ER thigh at hip joint
N: obturator nerve
QUADRATUS FEMORIS: O,I
O: ischial tuberosity
I: intertrochnateric crest of femur
QUADRATUS FEMORIS: A,N
A: ER thigh at hip joint
N: nerve to obturator internus
