How can glaucoma cause blindness?
a. Infection of the cornea
b. Pressure on the optic nerve
c. Opacity of the lens
d. Obstruction of the venous return from the retina
Answer: b. Pressure on the optic nerve
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The nurse is interviewing a client and notes that the left eyelid is drooping. Which term will the nurse use when documenting this finding in the medical record?
1. Ptosis. 2. Nystagmus. 3. Strabismus. 4. Myopia.
What should the nurse do when obtaining spiritual-assessment data?
1. Wait until the patient brings up the topic. 2. Read the physician's history and physical. 3. Perform an assessment using open-ended questions concerning spirituality. 4. Perform an assessment asking direct questions to gain full knowledge of the patient's spiritual status.
Jacob has hypertension, for which a calcium channel blocker has been prescribed. This drug helps control blood pressure because it:
1. Decreases the amount of calcium inside the cell 2. Reduces stroke volume 3. Increases the activity of the Na+/K+/ATPase pump indirectly 4. Decreases heart rate
The patient is to receive a sodium polystyrene sulphonate (Kayexalate) enema. For which of the following purposes does the nurse recognize this is used?
a. To prevent further constipation b. To remove excess potassium from the system c. To reduce bacteria in the colon before diagnostic testing d. To provide direct antidiarrheal medication to the intestine