What is true about the placenta? a. It is formed from the endometrium and the chorion.
b. All of the above
c. It is the name of the uterus during the second and third trimesters of pregnancy.
d. It is formed from the myometrium and the corpus luteum.

Which of these is likely to be the best source of valid health information?

What is one technique to a person get proper sleep? eat a heavy meal before bed. exercise intensely before bed. practice relaxation breathing before bed. use electronics before bed.

9. withdrawal occurs when alcohol is removed from the system after the brain a. adapted to the continued presence of alcohol b. become physically saturated with alcohol c. become impervious to the effects of alcohol d. begun to treat alcohol as a poison