Chapter 12

Question 1

Fetus

Answer 1

The unborn offspring of any viviparous animal after it has attained the particular form of the species; more specifically, the human being in utero after the embryonic period and the beginning of the development of the major structural features, from the ninth week after fertilization until birth.

Question 2

Attachment

Answer 2

The state or quality of being affixed or attached.

Question 3

Adolescence

Answer 3

The period in development between the onset of puberty and adulthood. It usually begins between 11 and 13 years of age with the appearance of secondary sex characteristics and spans the teenage years, terminating at 18 to20 years of age with the completion of the development of the adult form.

Question 4

Puberty

Answer 4

The period of life at which the ability to reproduce begins. It is a stage of development when genitalia reach maturity and secondary sex characteristics appear. The onset usually occurs between 9 and 13 years of age with the development of breasts and menarche. In males, puberty usually occurs between 12 and 14 years of age and is characterized by the ejaculation of sperm.