Which spinal nerve(s) is associated with each of the following functions? (There
ID: 57870 • Letter: W
Question
Which spinal nerve(s) is associated with each of the following functions? (There may be more than one nerve responsible for each action)A) extension of shoulder B) flexion of shoulder C) extension of elbow D) flexion of elbow E) extension of wrist F) flexion of wrist G) extension of hip H) flexion of hip I) extension of knee J) flexion of knee K) extension of ankle L) flexion of ankle Which spinal nerve(s) is associated with each of the following functions? (There may be more than one nerve responsible for each action)
A) extension of shoulder B) flexion of shoulder C) extension of elbow D) flexion of elbow E) extension of wrist F) flexion of wrist G) extension of hip H) flexion of hip I) extension of knee J) flexion of knee K) extension of ankle L) flexion of ankle Which spinal nerve(s) is associated with each of the following functions? (There may be more than one nerve responsible for each action)
A) extension of shoulder B) flexion of shoulder C) extension of elbow D) flexion of elbow E) extension of wrist F) flexion of wrist G) extension of hip H) flexion of hip I) extension of knee J) flexion of knee K) extension of ankle L) flexion of ankle
Explanation / Answer
A) extension of shoulder – C6–C7
B) flexion of shoulder – C5–C6
C) extension of elbow – C7–C8
D) flexion of elbow – C5–C6
E) extension of wrist – C6–C8
F) flexion of wrist – C6–C8
G) extension of hip – L4–S1 (sacral plexus)
H) flexion of hip – L2–L4 (lumbar plexus)
I) extension of knee – L3–L4
J) flexion of knee – L5–S1
K) extension of ankle – L3
L) flexion of ankle – L4