AP10 - Hip, gluteal region, and thigh Flashcards
At what age do the bones of the pelvis fuse?
7-9 years
At what age does the acetabulum fuse?
females 13-14
males 15-16
Where does the iliofemoral ligament attach to?
AIIS
What is the function of the gluteus medius and minimus?
raise the contralteral hip while walking to keep the hips level
What main two groups are the gluteal muscles divided into?
superficial abductors
deep lateral rotators
Name the 4 superficial abductors
what are they innnervated by?
gluteus maximus
gluteus medius
gluteus minimus
tensor fascia lata
All but the gluteus maximus (inferior gluteal nerve) are innervated by the superior gluteal nerve
name the 4 deep lateral rotators
piriformis
obturator internus
gemelli (superior and inferior)
quadratus femoris
What are the 2 superficial thigh addutors?
adductor longus
gracilis
What are the 3 deep thigh adductors?
adductor brevis
adductor magnus
obturator externus
What are the contents of hte fermoral triangle?
NAVEL
Nerve
Artery
Vein
Empty space (Lymph)
What are the attachments of Psoas major and minor?
Major:
transvrse processes L1-L5 and the lesser trochanter
Minor:
T12-L1 and iliopectinal eminence
What are the 5 hip flexors?
psoas major psoas minor iliacus pectineus sartorius
What are the attachments for iliacus?
iliac fossa to lesser trochanter
What are the attachments for pectineus?
pectineal line of pubic bone to pectineal line of femur
where does sartorius start?
ASIS
What innervates Psoas Major?
L1-L3
What innervates psoas minor?
L1
What innervates iliacus?
femoral nerve
What innervates pectineus?
femoral nerve (sometimes obturator nerve)
What innervates sartorius?
femoral nerve (sometimes intermediate cutaneous nerve of the thigh
What does the femoral sheath include?
femoral artery and vein (NOT FEMORAL NERVE)
What is the superior border of the femoral triagnle?
inguinal ligament
What is the lateral border of the femoral triangle?
sartorius
What is the medial border of the femoral triangle?
adductor longus
What innervates the posterior thigh ocmpartment?
sciatic nerve
What innervates the anterior thigh ocmpartment?
femoral nerve
What innervates the medial thigh compartment?
obturator nerve
what gait might be observed in those with paralysis of the gluteus medius and minimus?
waddling gait or ‘Trendelenberg sign’
