What other symptoms might he exhibit?

A client is experiencing muscle weakness and lethargy. His serum K+is 3.2.

What other symptoms might he exhibit?
A . Tetany
B . Dysrhythmias
C . Numbness of extremities
D . Headache

View Answer

Answer: B

Explanation:

(A) Tetany is seen with low calcium.

(B) Low potassium causes dysrhythmias because potassium is responsible for cardiac muscle activity.

(C) Numbness of extremities is seen with high potassium.

(D) Headache is not associated with potassium excess or deficiency.