stages of development

Most children can understand abstract symbols and solve complex problems by the time they are _______ years old.

12

How many chromosomes are contained in the nucleus of each cell in the human body?

46

The period of transition between childhood and adulthood is called:

adolescence

Which of the following qualities do responsible adults possess? reliability punctuality patience friendliness

all

As people enter old age, some of the changes the body undergoes includes: Deteriorating eyesight Decreased strength Less flexibility All of the above

all of the above

Which of the following substances are addicting? alcohol tobacco both none

both

Babies that cannot be passed through the birth canal are delivered by ________.

c section

During adolescence, the heart _____ in size.

doubles

Which of the following are ways to prevent or avoid disease? eating a balanced dieting exercising regularly washing your hands wearing your seatbelt

eating a balanced dieting exercising regularly washing your hands

The female gamete is called a/an _______ cell and the male gamete is called a/an ______ cell.

egg sperm

After the zygote divides into two cells, it is called an ______-

embryo

In females, the development of the secondary sex characteristics is caused by the secretion of the hormone, __________ .

estrogen

True or False Adults do not need to make decisions.

false

True or false Since your peers are experiencing the same struggles as you are, they are a reliable source for guidance.

false

true or false Habits acquired now will not have any effect on you as an adult.

false

In which trimester does the following occur? A sac called a placenta forms around the embryo and is connected to the embryo with an umbilical cord.

first

The male and female gamete each contribute a _____ of the zygote's DNA material.

half

The effort made by the mother's body to move the baby from the uterus and through the birth canal is called ________ .

labor

Conception occurs when the ________ gamete fertilizes the _____ gamete.

male female

In which trimester does the following occur? Continued development makes movement in the womb possible.

second

In which trimester does the following occur? Facial features become apparent.

second

In which trimester does the following occur? The respiratory system becomes mature.

third

Fetal development occurs over _____ trimesters of pregnancy.

three

True or false Abnormal levels of hormones can cause people to experience an extreme of emotions

true

True or false Children go through many different types of changes as they develop.

true

true or false After birth, babies need the care and love of an adult.

true

true or false As you grow, you will change from a child into an adult.

true

During childhood, __________ development is not so rapid as in infancy.

physical

The ability to walk and talk is the result of _________ development.

physical and mental

Puberty begins when the ______ gland secretes hormones into the bloodstream to affect the sex organs.

pituitary

The stage of physical development during adolescence is called:

puberty

In which trimester does the following occur? Fingers and toes develop.

second

The development of ______ sex characteristics cause girls to look like women and boys to look like men.

secondary

true or false During adolescence, a desire for independence increases.

true

true or false Friends have an effect on what people do and say.

true

Most infants are able to crawl and speak a few words by the time they are ______ .

18 months

In which trimester does the following occur? The placenta begins absorbing nutrients and oxygen from the mother's body.

first