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1.Cardiac affects of hyperkalemia are usually present when the serum potassium level reaches:
5 mEq/L
6 mEq/L
7 mEq/L
8 mEq/L
2.The most characteristics manifestation of hypocalcemia and hypomagnesemia is: *
anorexia and nausea
constipation
lack of coordination
tetany
3.A patient is admitted who has had severe vomiting for 24 hours. She states that she is exhausted and weak. The results of an admiring electrocardiogram (ECG) show flat T waves and ST-segment depression. Choose the most likely potassium (K+) value for this patient. *
4.0 mEq/L
8.0 mEq/L
2.0 mEq/L
2.6 mEq/L
4.If a patient has severe hyperkalemia, it is possible to administer calcium gluconate intravenously to: *
immediately lower the potassium (K+) level by active transport
antagonize the action of K+ on the heart
prevent transient renal failure (TRF)
accomplish all of the above
5.One of the dangers of treating hyponatremia is: *
red blood cell crenation
red blood cell hydrolysis
cerebral edema
renal shutdown
SCIENCE
HEALTH SCIENCE
NURSING
