Deck 14: The Kinesiology of Gait

Question 1

During walking, what position of the subtalar joint allows the foot to adapt to various terrains?

A)Dorsiflexion
B)Pronation
C)Plantar flexion
D)Supination

Answer 1

Pronation

Question 2

Which of the following spatial parameters measures stride width?

A)Forward distance walked in a specific amount of time
B)Distance between contact point of one heel and subsequent contact of same foot
C)Lateral distance between centers of the heels of two consecutive heel strikes
D)Distance between contact point of one heel and the contralateral heel

Answer 2

Lateral distance between centers of the heels of two consecutive heel strikes

Question 3

Which of the following statements BEST describes double limb support phase of gait?

A)Not influenced by walking speed
B)Increases when walking speed decreases below normal
C)Increases when walking speed increases
D)Decreases when walking speed decreases below normal

Answer 3

Increases when walking speed decreases below normal

Question 4

Which of the following factors DOES NOT influence gait speed?

A)Strength
B)Balance
C)Gender
D)Age

Question 5

Weakness in which of the following muscles is MOST LIKELY to contribute to the atypical gait pattern shown in the image?

A)Tibialis posterior
B)Gluteus maximus
C)Tibialis anterior
D)Rectus femoris

Question 6

Which of the following factors is associated with an increase in lateral displacement of the center of mass during walking?

A)Increased base of support
B)Increase in vertical displacement
C)Decreased base of support
D)Decrease in vertical displacement

Question 7

Which of the following statements BEST describes the gait cycle during normal walking?

A)40% of the cycle is during stance phase, 60% is during swing phase
B)Stance and swing phases each comprise 50% of the cycle
C)60% of the cycle is during stance phase, 40% is during swing phase
D)Stance phase is 75% of the cycle, swing is 25%

Question 8

What is the function of the quadriceps muscles at initial contact during walking?

A)Concentric contraction to extend the knee
B)Eccentric contraction to control knee flexing
C)Concentric contraction to flex the knee
D)Eccentric contraction to control knee extending

Question 9

Which of the following spatial parameters measures stride length?

A)Distance walked in a specific amount of time
B)Distance between contact point of one heel and subsequent contact of same foot
C)Distance between centers of the heels of two consecutive heel strikes
D)Distance between contact point of one heel and the contralateral heel

Question 10

At what point in the gait cycle is the body weight directly over the supporting limb?

A)Heel off
B)Initial contact
C)Foot flat
D)Midstance

Question 11

What is the position of the single leg stance right hip in the frontal plane as the left lower extremity swings forward during walking?

A)Forward rotation
B)Adduction
C)Backward rotation
D)Abduction

Question 12

Which of the following spatial parameters measures step length?

A)Distance walked in a specific amount of time
B)Distance between contact point of one heel and subsequent contact of same foot
C)Distance between centers of the heels of two consecutive heel strikes
D)Distance between contact point of one heel and contact of the contralateral heel

Question 13

What is the position of the single leg stance right hip in the horizontal plane as the left lower extremity swings forward during walking?

A)Forward rotation
B)Adduction
C)Backward rotation
D)Abduction

Question 14

During which of the following events during stance phase does heel strike occur ?

A)Foot flat
B)Initial contact
C)Midstance
D)Heel off

Question 15

Which of the following temporal descriptors measures stride time during the gait cycle?

A)Distance covered walking during a given amount of time
B)Time to complete one right or left step
C)Time to complete one full gait cycle
D)Number of steps completed in 1 minute

Question 16

What is the function of tibialis anterior at initial contact when the heel strikes the ground first during walking?

A)Eccentrically lowers foot to the ground
B)Eccentrically holds ankle at 10° of dorsiflexion
C)Concentrically lowers foot to the ground
D)Concentrically dorsiflexes the ankle

Question 17

Which of the following temporal descriptors measures step time during the gait cycle?

A)Distance covered walking during a given amount of time
B)Time to complete one right or left step
C)Time to complete one full gait cycle
D)Number of steps completed in 1 minute

Question 18

Weakness in which of the following muscles is MOST LIKELY to produce the atypical gait shown in the image?

A)Right hip abductors
B)Left hip abductors
C)Right hip adductors
D)Left hip adductors

Question 19

What is the function of the gastrocnemius and soleus during the stance phase of gait?

A)Eccentrically plantar flexes foot toward ground
B)Concentrically controls forward movement of the tibia and fibula over the ankle
C)Concentrically plantar flexes foot toward ground
D)Eccentrically controls forward movement of the tibia and fibula over the ankle

Question 20

Which of the following temporal descriptors measures cadence during the gait cycle?

A)Distance covered walking during a given amount of time
B)Time to complete one right or left step
C)Time to complete one full gait cycle
D)Number of steps completed in 1 minute

Question 21

Which atypical gait pattern would MOST LIKELY be displayed in a person who has a leg-length discrepancy where one limb is significantly shorter than the other limb?

A)Trendelenburg
B)Vaulting
C)Gluteus maximus lurch
D)Footdrop