Musculoskeletal Day 4 Flashcards
what is the primary flexor muscle of the hip?
iliopsoas mm
what is the primary extensor muscle of the hip?
gluteus maximus mm
what is the primary adductor muscle of the hip?
adductor mm
what are the primary abductor muscles of the hip?
gluteius medius and minimus
what are the three bursae that the hip has?
iliopsoas
trochanteric
ischiogluteal (not always present)
how might a hip fracture present?
groin pain
what are the two phase of gait?
stance (60% of walking cycle)-when the foot bears weight
swinging (40% of walking cycle) when the foot bears no weight
when do most gait problems occur?
stance phase
what is the normal heel to heel strike of a gait?
2-4 in
when should the knee be flexed in a normal gait?
all the way through stance phase except when heel strikest
what would a wide-based gait suggest?
cerebellar dz or foot problem
what would a waddling gait indicate?
when there is a pelvic drop
hip dislocation (pediatrics)
arthritis
abductor weakness
how would a knee injury with lack of knee flexion present?
interrups smooth pattern of gai
leg shortening and external rotation suggest what?
hip fx
what is a hip flexion deformity?
affected hip does not allow full leg extensions and the affected thigh appears flexed
a pt with OA would have restriction of rotation of what?
the hip (internal and external)
what is a positive FABER test?
pain when the person makes a figure 4 with their leg
indicative of hip or SI joint pathology
what is the largest joint in the body?
knee joint
- inherently unstable
- load bearing and vulnerable to injury
what is genu varum?
bowleggedness
what is genu valgum?
knockkneedness
what is the largest sesamoid bone in the body?
patella
what are the articulations of the knee?
medial and lateral condyle with tibia and patellofemoral jt
when would tibial tuberosity be enlarged?
osgood-schalater
-repeated trauma bone grows
what is the primary action of the hamstring?
eccentric contraction
