Movement Practical: Living anatomy of the lower limb

Question 1

What is the name of the transverse plane at the level of the highest point of the iliac crests?

Answer 1

Supracristal plane

Question 2

What is the vertebral level of the top of the iliac crests and what is this useful for clinically?

Answer 2

L4/L5

Lumbar puncture carried out at this level

Question 3

Which measurement of blood pressure can the various pulse points in the leg be used to calculate?

Answer 3

ABPI (ankle brachial pressure index)

Question 4

Between which two bony landmarks should the patellar ligament be tapped to test the knee jerk reflex?

Answer 4

Patella

Tibial tuberosity

Question 5

Should the foot be pushed into a dorsiflexed or plantarflexed position to test the ankle jerk reflex?

Answer 5

Dorsiflexed

Question 6

Which tendon is tapped to elicit the ankle reflex?

Answer 6

Calcaneal tendon

Question 7

Myotomes of lateral hip rotation?

Answer 7

L5, S1

Question 8

Myotomes of medial hip rotation?

Answer 8

L1, L2, L3

Question 9

Myotomes of hip abduction?

Answer 9

L5, S1

Question 10

Myotomes of hip adduction?

Answer 10

L1, L2, L3, L4

Question 11

Myotomes of hip flexion?

Answer 11

L2, L3

Question 12

Myotomes of hip extension?

Answer 12

L4, L5

Question 13

Myotomes of knee extension?

Answer 13

L3, L4

Question 14

Myotomes of knee flexion?

Answer 14

L5, S1

Question 15

Myotomes of dorsiflexion?

Answer 15

L4, L5

Question 16

Myotomes of plantarflexion?

Answer 16

S1, S2

Question 17

Myotomes of inversion?

Answer 17

L4, L5

Question 18

Myotomes of eversion?

Answer 18

L5, S1

Question 19

Dermatome of anterior thigh above the genitals?

Answer 19

L1

Question 20

Dermatome of lateral thigh and large triangle of anterior?

Answer 20

L2

Question 21

Dermatome of anterior knee and much of medial thigh?

Answer 21

L3

Question 22

Dermatome of posterior knee, most of posterior thigh and a strip of posterior leg?

Answer 22

S2

Question 23

Dermatome of most of gluteal region?

Answer 23

S3

Question 24

Dermatome of small ring around anus?

Answer 24

S4

Question 25

Dermatome of anus?

Answer 25

S5

Question 26

Dermatome of medial half of anterior leg and a small portion of posteromedial leg?

Answer 26

L4

Question 27

Dermatome of lateral half of anterior leg and a small portion of posterolateral leg?

Answer 27

L5

Question 28

Dermatome of dorsomedial foot?

Answer 28

L5

Question 29

Dermatome of dorsolateral foot?

Answer 29

S1

Question 30

Dermatome of most of the sole of the foot except for medial 3 1/2 digits and a small space below them?

Answer 30

S1

Question 31

Dermatome of the sole of the medial 3 1/2 digits and a small space below them?

Answer 31

L5