Review Questions from Kahoot/Quizzes Flashcards
Where in the gait cycle do you get the most knee flexion?
Initial swing-60 degrees
What two phases of gait do you switch from plantar flexion back to dorsiflexion?
Initial swing & midstance
Where in the gait cycle do the plantar flexors kick in?
midstance, terminal stance
where do the plantar flexors work the hardest?
terminal stance
Where in the gait cycle do you see the most hip flexion? How much?
IC - 30 degrees
Where should you see the most hip extension?
Terminal stance - 10 degrees
When is the pelvis in maximal adduction?
LR
When the pelvis is in maximal adduction, what is happening on the other side?
the pelvis is dropping
What position does the subtalar joint go into during loading response?
pronation
Which muscle responds to the subtler joint going in to pronation during LR?
fibulas longus
What phase of the gait cycle is the Windlass mechanism most important?
terminal stance
When the body vector is lateral to the knee, what kind of moment is acting on the knee?
valgus
When the body vector is anterior to the hip, what kind of moment is acting on the hip?
flexion
When the body vector is medial to the hip, what kind of moment is acting at the hip?
adduction/varus
Where is the gait cycle is the body vector medial to the hip?
IC/LR
What muscles respond to the body vector being medial to the hip?
gluteus medius eccentrically
During LR, what is the calcareous doing? talus doing? tibia doing?
rocking, pronating, IR
What percentage of the normal gait cycle is stance?
60%
Which of the following correctly depicts the maximal amount of hip extension/hip flexion range of motion during normal gait?
10 degrees extension/30 degrees flexion
When the reference limb is in the loading response phase of gait, what phase is the opposite limb in?
pre swing
In what phase of gait does the pelvis switch from adducting to abducting?
midstance
Which two phases of the gait cycle does the ankle switch from plantarflexing to dorsiflexing
initial swing, mid stance
Which of the following phases of gait do the hamstrings produce the most torque?
terminal swing
Which phase of gait is the most active terms of total EMG activity?
IC/LR
In which phase of the gait cycle is potential energy at its highest?
midstance
Which phase of the gait cycle do the plantarflexors produce the most torque?
terminal stance
Which phase of gait does the popliteus initiate activity?
terminal stance
In which phase of the gait cycle (sagittal plane) is the body vector line identical to the body vector in the correct posture of quiet standing?
last 1/2 of midstance
What phase of gait has the most knee flexion
Initial swing
What phase of the gait cycle does the femur move from external to internal rotation?
initial swing
Which of the following may result in a patient who wears an AFO?
increased demand on the quads
PT notes increase tenderness in the R erector spinae. Where in gait do you expect pain?
LR left side
Patient demonstrates Trandelenburg gait. What phase of the gait cycle is the deviation noted?
LR
Pt with excessive supination. Which of the following may occur?
Excessive demand on the fibulas longus
Which phase of the gait cycle does the gluteus medium work eccentrically to the greatest degree?
LR
In loading response, what type of ER occurs at each joint in the sagittal plane as a result of body vector? Ankle, knee, hip
plantar flexion, flexion, flexion
What phase of the gait cycle does the rectus femoris initiate activation and what are the 2 actions during this phase of the gait cycle?
preswing, hip flexion, checks knee flexion
A patient has a history of acute back strain to the right erector psinae muscles in the lumbar area, where in the gait cycle would the patient’s back likely hurt the most?
LR on the left
The patient walks with calcaneovalgus. What type of stress does this put on the knee?
genuinely valgum
Which of the following muscles is most active in mid-swing?
anterior tibialis
A tibia internally rotates in closed-chain position (stance) cause _____ of the subtaler joint and therefore increases ____ of the midfoot joint.
pronation; flexibility/pliability
In initial contact and loading response, a patient demonstrates excessive hip extension. What is NOT one of the causes?
quadrates lumborum
In a gluteus medius gait pattern due to a weak gluteus medius, the compensatory mechanism creates ____ initially?
decreased EMA
The patient had toe drag during initial swing and excessive hip and knee flexion during midswing. What is the best choice for a possible cause of these two deviations?
anterior tibialis weakness
The patient is unable to flex his knee more than 20 degrees after surgery but is capable of full extension. Where in the gait cycle will the greatest deviation be observed?
initial swing
Your patient demonstrates too much hip flexion in ambulation. They are compensating by going into lumbar extension. What normal motion during gait will be reduced keeping Fryettes laws in mind.
lumbar rotation
What phase of the gait cycle do you need the most hip abduction strength?
LR
Where do you need the most hamstring strength?
terminal swing
Where in the gait cycle do you get the most eccentric contractions?
LR
Hip extensors have to be really strong where?
LR
Where in the gait cycle might you see rectus femoris activity?
Pre swing, initial swing
Where would the gastroc be operating as a knee flexor?
Terminal swing
