Health 3
Babies that cannot be passed through the birth canal are delivered by .
Caesarean section
As people enter old age, some of the changes the body undergoes includes:
Deteriorating eyesight Decreased strength Less flexibility All of the above
Which of the following substances are addicting?
both alcohol and tobacco
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
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
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
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.
pituary
Which of the following is an example of a sedentary activity?
playing video games
The stage of physical development during adolescence is called:
puberty
Which of the following qualities do responsible adults possess?
reliability punctuality patience friendliness
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
The development of -- sex characteristics cause girls to look like women and boys to look like men.
secondary
In which trimester does the following occur?
third
Abnormal levels of hormones can cause people to experience an extreme of emotions.
true
After birth, babies need the care and love of an adult.
true
As you grow, you will change from a child into an adult.
true
Children go through many different types of changes as they develop.
true
During adolescence, a desire for independence increases.
true
Friends have an effect on what people do and say.
true
Most children can understand abstract symbols and solve complex problems by the time they are -- years old.
12
Most infants are able to crawl and speak a few words by the time they are --.
18 months
How many chromosomes are contained in the nucleus of each cell in the human body?
46
Fetal development occurs over _____ trimesters of pregnancy.
Three
The period of transition between childhood and adulthood is called:
adolescence
Adults do not need to make decisions.
false
Habits acquired now will not have any effect on you as an adult.
false
Since your peers are experiencing the same struggles as you are, they are a reliable source for guidance.
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
In which trimester does the following occur? The placenta begins absorbing nutrients and oxygen from the mother's body.
first
The male and female gamete each contribute a -- of the zygote's DNA material.
half
