class two: normal gait

Question 1

what is a stride

Answer 1

one completed gait cycle

original foot comes back down again

3 feet

Question 2

what is a step

Answer 2

one foot and then the next foot

2 feet

Question 3

what is stance phase time versus swing phase time

Answer 3

60/40

Question 4

what is the order of the rocker for amb

Answer 4

heel rocker

ankle rocker

forefoot rocker

Question 5

when pt is in initial contact or using heel rocker what muscles are controlling that movement

Answer 5

anterior muscle

look at the line of force

Question 6

when a pt is at toe off or using their forefoot rockers what muscle are being used

Answer 6

posterior muscle

look at the line of force

Question 7

ROM at hip needed for normal gait: stance phase

Answer 7

0-30° flexion and 0 – 10-20° hyperextension

Question 8

ROM at hip needed for normal gait: swing phase

Answer 8

20-30° flexion

Question 9

ROM at knee needed for normal gait: stance

Answer 9

0-40° flexion

Question 10

ROM at knee needed for normal gait: swing

Answer 10

0-60° flexion

Question 11

ROM at ankle needed for normal gait: stance

Answer 11

0-10° DF, 0-20° PF

Question 12

ROM at ankle needed for normal gait: swing

Answer 12

0-10° PF

Question 13

pretibial muscles - Prior to and during heel strike

Answer 13

̶Eccentric contraction – Lowers foot to the ground

Question 14

pretibial muscle - Prior to and during swing

Answer 14

̶Concentric contraction – Dorsiflexion, clear toes off ground

Question 15

calf muscles - midstance

Answer 15

̶Eccentric contraction – Control of tibia over the foot

Question 16

calf muscle - heel off

Answer 16

̶Concentric contraction – Ankle plantarflexion

Question 17

what are the hip abd

Answer 17

TFL, glute med and glute min

Question 18

hip abd during stance phase

Answer 18

̶Eccentric contraction – Stabilize pelvis

Question 19

what are our hip add

Answer 19

Adductor longus/brevis, Gracilis, Adductor magnus (horizontal and
vertical heads)

Question 20

hip add during early and later stance phase

Answer 20

̶Concentric contraction – Stabilize pelvis

Question 21

quads - heel strike

Answer 21

̶Quadriceps femoris contracts eccentrically- Control rapid knee flexion and to prevent buckling

Question 22

quads - pre swing

Answer 22

̶Eccentric contraction – Slow down leg (tibia)

Question 23

hamstrings - heel strike

Answer 23

̶Eccentric contraction – Protects knee from hyperextension

Question 24

hamstring - swing phase

Answer 24

̶Concentric contraction – Knee flexion

Question 25

weak muscle when in stance

Answer 25

you are alway going to lean over the weak muscle