Object permanence is not just a test of knowledge of the properties of objects, but also of ____.

Some form of domestic violence occurs in _____% of all marriages in the u.s.

According to robert sternberg, empty love develops when only __________ is present.

According to gottman, it is _______ that determines the happiness and success of a relationship.

According to sex therapist helen singer kaplan, sexual responding _________.

People are more apt to become romantically involved with others who _______.

Vernix caseosa is a greasy material that protects the ______ from abrasions, chapping, and hardening that can occur from exposure to amniotic fluid

A fine, down-like hair that covers the fetus’s body is called lanugo

A gonad in an embryo that has not yet differentiated into testes or ovaries is called indifferent gonad

Neural tube forms in third week after conception and will develop into the central nervous system (brain and spinal cord).

Embryonic period occurs about _________ after pregnancy, in which rapid structural development takes place.