Lower Extremity Muscle Strength, Reflexes, and ROM

Question 1

During hip flexion, what are the segmental innervation and peripheral nerves being tested?

Answer 1

Segmental: L1-L4

Peripheral: Femoral

Question 2

During hip extension, what are the segmental innervation and peripheral nerves being tested?

Answer 2

Segmental: L5-S2

Peripheral: Inferior Gluteal

Question 3

During hip abduction, what are the segmental innervation and peripheral nerves being tested?

Answer 3

Seg: L4-S1

Per: Superior Gluteal

Question 4

During hip adduction, what are the segmental innervation and peripheral nerves being tested?

Answer 4

Seg: L2-L4

Per: Obturator

Question 5

During Knee Flexion, what are the segmental innervation and peripheral nerves being tested?

Answer 5

Seg: L5-S2

Per: Tibial

Question 6

During knee extension, what are the segmental innervation and peripheral nerves being tested?

Answer 6

Seg: L2-L4

Per: Femoral

Question 7

During Plantar Flexion, what are the segmental innervation and peripheral nerves being tested?

Answer 7

Seg: S1, S2

Per: Tibial

Question 8

During Dorsiflexion, what are the segmental innervation and peripheral nerves being tested?

Answer 8

Seg: L4, L5

Per: Deep Peroneal

Question 9

During ankle inversion, what are the segmental innervation and peripheral nerves being tested?

Answer 9

Seg: L5-S1

Per: Tibial

Question 10

During ankle eversion, what are the segmental innervation and peripheral nerves being tested?

Answer 10

Seg: L4-S1

Per: Superficial Peroneal

Question 11

During toe extension, what are the segmental innervation and peripheral nerves being tested?

Answer 11

Seg: L4-S1

Per: Deep peroneal

Question 12

During toe flexion, what are the segmental innervation and peripheral nerves being tested?

Answer 12

Seg: L5-S2

Per: Tibial

Question 13

What muscle actions have a segmental innervation of L4-S1?

Answer 13

Hip Abduction
Ankle Eversion
Toe Extension

Question 14

What muscles actions have a segmental innervation of L5-S2?

Answer 14

Hip Extension
Knee Flexion
Toe Flexion

Question 15

What are the standard reflexes performed in the lower extremity?

Answer 15

Patellar and Achilles

Question 16

What are the segmental innervations and peripheral nerves of the Patellar reflex?

Answer 16

Seg: L2-L4
Per: Femoral

Question 17

What are the segmental innervations and peripheral nerves of the Achilles reflex?

Answer 17

Seg: L5-S2
Per: Tibial

Question 18

What is Westphal’s sign?

Answer 18

Absent patellar reflex

Question 19

What are the segmental innervations/peripheral nerves of the adductor reflex?

Answer 19

Seg: L2-L4
Per: Obturator

Question 20

What are the segmental innervations/peripheral nerves of the internal hamstring reflex?

Answer 20

Seg: L4-S2
Per: Tibial

Question 21

What are the segmental innervations/peripheral nerves of the external hamstring reflex?

Answer 21

Seg: L5-S3
Per: Common Peroneal

Question 22

What is normal range of motion of the thoracic spine?

Answer 22

Flexion: 20-45
Extension: 25-35
Rotation: 35-50
Lateral Flexion: 20-40

Question 23

What is normal ROM of the lumbosacral spine?

Answer 23

Flexion: 90
Extension: 35
Lateral Flexion: 25

Question 24

What is normal ROM of the Hip?

Answer 24

Flexion: 120
Extension: 30
Abduction: 45
Adduction: 30
Internal Rotation: 45
External Rotation: 45

Question 25

What is normal ROM for the knee?

Answer 25

Flexion: 130-150
Extension: 0-15

Question 26

What is normal ROM of the ankle?

Answer 26

Dorsiflexion: 20
Plantarflexion: 45
Eversion: 20
Inversion: 30