Musculoskeletal Day 4

Question 1

what is the primary flexor muscle of the hip?

Answer 1

iliopsoas mm

Question 2

what is the primary extensor muscle of the hip?

Answer 2

gluteus maximus mm

Question 3

what is the primary adductor muscle of the hip?

Answer 3

adductor mm

Question 4

what are the primary abductor muscles of the hip?

Answer 4

gluteius medius and minimus

Question 5

what are the three bursae that the hip has?

Answer 5

iliopsoas

trochanteric

ischiogluteal (not always present)

Question 6

how might a hip fracture present?

Answer 6

groin pain

Question 7

what are the two phase of gait?

Answer 7

stance (60% of walking cycle)-when the foot bears weight

swinging (40% of walking cycle) when the foot bears no weight

Question 8

when do most gait problems occur?

Answer 8

stance phase

Question 9

what is the normal heel to heel strike of a gait?

Answer 9

2-4 in

Question 10

when should the knee be flexed in a normal gait?

Answer 10

all the way through stance phase except when heel strikest

Question 11

what would a wide-based gait suggest?

Answer 11

cerebellar dz or foot problem

Question 12

what would a waddling gait indicate?

Answer 12

when there is a pelvic drop

hip dislocation (pediatrics)

arthritis

abductor weakness

Question 13

how would a knee injury with lack of knee flexion present?

Answer 13

interrups smooth pattern of gai

Question 14

leg shortening and external rotation suggest what?

Answer 14

hip fx

Question 15

what is a hip flexion deformity?

Answer 15

affected hip does not allow full leg extensions and the affected thigh appears flexed

Question 16

a pt with OA would have restriction of rotation of what?

Answer 16

the hip (internal and external)

Question 17

what is a positive FABER test?

Answer 17

pain when the person makes a figure 4 with their leg

indicative of hip or SI joint pathology

Question 18

what is the largest joint in the body?

Answer 18

knee joint

• inherently unstable
• load bearing and vulnerable to injury

Question 19

what is genu varum?

Answer 19

bowleggedness

Question 20

what is genu valgum?

Answer 20

knockkneedness

Question 21

what is the largest sesamoid bone in the body?

Answer 21

patella

Question 22

what are the articulations of the knee?

Answer 22

medial and lateral condyle with tibia and patellofemoral jt

Question 23

when would tibial tuberosity be enlarged?

Answer 23

osgood-schalater

-repeated trauma bone grows

Question 24

what is the primary action of the hamstring?

Answer 24

eccentric contraction

Question 25

what are the most commonly torn ligaments of the body?

Answer 25

1. ankle
2. knee ligaments (athletic)

Question 26

pulling knee towards you tests which ligament?

Answer 26

anterior cruciate

Question 27

pushing knee away from you tests which ligament?

Answer 27

posterior cruciate

Question 28

when should you check a ligament?

Answer 28

within 15-20 min of injury

-muscle spasms and swelling will be too great