A skilled nursing facility has called you for a patient who has a problem with his intraventricular shunt. The patient is a 21-year-old man who was born with hydrocephalus and had the shunt placed shortly after birth. When assessing the patient, which sign would raise your suspicion that the shunt is occluded?

Stimulation of beta2 receptors results in:

a. increased heart rate. b. inhibition of contractions of the uterus. c. increased cardiac contractility. d. mydriasis.

Which of the following disorders has an abnormal erythrocyte membrane that is abnormally permeable, resulting in the loss of K+ and water and decreased deformability?

a. Overhydrated hereditary stomatocytosis b. Dehydrated hereditary stomatocytosis c. Hereditary elliptocytosis d. Hereditary spherocytosis