The mri of a 69-year-old woman reveals a tumor in the posterior fossa resulting in significant compression of the medulla. which of the following deficits could appear suddenly in this patient and would signal potential medullary failure?
a. agnosia
b. paralysis of the lower extremities
c. complete loss of pain and thermal sense from the body
d. central apnea
e. blindness

Anurse is caring for a client who is receiving a continuous iv infusion of magnesium sulfate for preterm labor. the nurse should discontinue the infusion and prepare to administer calcium gluconate if the client demonstrates which of the following findings? (select all that apply) a. urine output 80 ml in 4 hr b. absence of deep-tendon reflexes c. report of chills d. decreased level of consciousness e. systolic blood pressure 130 mm hg