Impaired placental circulation (uteroplacental insufficiency) would be likely to result in a decrease of which one of the following in the fetus?
a. urea
b. PCO2
c. lactic acid
d. pH
ANS: D
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At 1 minute after birth, the nurse assesses the newborn to assign an Apgar score. The apical heart rate is 110 beats/minute, and the infant is crying vigorously with the limbs flexed. The infant's trunk is pink, but the hands and feet are blue
The Apgar score for this infant is: a. 7. b. 8. c. 9. d. 10.
A patient in the intensive care unit continues to exhibit seizure activity after receiving lorazepam. He currently has an intravenous infusion of dextrose 5% and 0.45 normal saline infusing at a rate of 125 mL/hr. The nurse would anticipate providing which medication?
1. Fosphenytoin 2. Phenytoin and diazepam 3. Haloperidol 4. Additional lorazepam
In addition to newborns of diabetic mothers being at risk for hypoglycemia, these newborns are also at risk for which health problem?
A) Hypocalcemia B) Hypermagnesemia C) Hypobilirubinemia D) Hyperkalemia
Which theory of etiology of Alzheimer's disease, suggested by current research, might the nurse use to help a family understand that this disorder is not of psychosocial origin? Alzheimer's disease is associated with:
a. Abnormal serotonin reuptake b. Prion infection of gray matter c. ß-Amyloid protein deposits in the brain d. Excessive acetylcholine in the frontal cortex