Afunction of the cerebrospinal fluid is to:
a. maintain the blood-brain barrier.
b. cushion the brain.
c. synthesize neurotransmitters.
d. hold blood in reserve for emergencies.

Exercise has no positive effects on the nervous system? true or falseu

Apatient receives 250 ml mg of oil drug at noon 6 p. m. and midnight the drug has a half life of 6 hours how much does a drug remain in the patient at 6 a. m. the next day

Emma recently found out she was pregnant. every thursday evening for the next six weeks, emma and her mother will attend a special program that prepares pregnant teens to become mothers. during the first class, emma learned about the stages of childbirth. what was the order she was taught? first, emma learned about  .then, she learned about the    stage. next, emma learned about  .last, she learned about the    stage