Sickled cells will be removed from circulation mostly by the:
a. liver.
b. pancreas.
c. kidney.
d. spleen.
ANS: D
Sickled cells undergo hemolysis in the spleen or become sequestered there, causing blood pooling and infarction of splenic vessels. The hemolysis of sickled cells does not occur mainly in the liver, the pancreas, or the kidneys.
You might also like to view...
A client with a brain tumor is scheduled for a spiral CT scan. Which of these factors, if present in the client's history, would affect the nurse's preparation for the scan?
a. The client has periods of paresthesia in the hands. b. The client is allergic to seafood and iodine. c. The client is having trouble remembering recent events. d. The client takes an anticonvulsant medication on a regular basis.
The nurse observes a prominent U wave present on a client's ECG tracing. What is the nurse's interpretation of this finding?
A. This is a normal finding. B. The client may have a potassium imbalance. C. The client is at risk for R-on-T phenomenon. D. The client has an evolving myocardial infarction.
What are some suggestions you can give T.H.'s spouse to help her reduce caregiver strain?
What will be an ideal response?
Select the correct statement related to the preferred therapy for the treatment of asthma and COPD.
A. The aim of therapy is to administer methylxanthine drugs to inhibit the action of beta-2 adrenergic receptors or anticholinergic drugs that decrease parasympathetic activity. B. The aim of therapy is to administer sympathomimetic drugs to stimulate beta-2 adrenergic receptors or anticholinergic drugs that decrease parasympathetic activity. C. The aim of therapy is to administer leukotriene drugs that inhibit leukotriene-1 receptors. D. None of these are correct.