The protective environment inside the mother's uterus is called the , and nutrients and waste materials are exchanged between the mother and embryo via the

a. amniotic sac; placenta
b. placenta; amniotic sac c. placenta; neural tube
d. umbilical cord; placenta
e. amniotic sac; neural tube


a

Psychology

You might also like to view...

What regulates the menstrual cycle?

a. Phases of the month that coincide with lunar phases b. Increases and decreases in estrogen and progesterone levels c. The presence or absence of androgens d. Fluctuations of testosterone

Psychology

The first woman to earn a PhD in psychology was Margaret Washburn

a. True b. False

Psychology

The sequence of components for emotion according to the cognitive-appraisal theory of emotion is:

A. stimulus, interpretation, bodily response, emotional feeling B. stimulus, interpretation, emotional feeling, bodily response C. stimulus, emotional feeling, interpret, bodily response D. stimulus, emotional feeling, bodily response, interpret

Psychology

Which of these substances has the highest lifetime estimate of dependence?

A. LSD B. marijuana C. alcohol D. nicotine

Psychology