Love, Sex, and Reproduction

Question 1

How many chromosomes are in each of our body cells?

Answer 1

23 pair.

Question 2

Which chromosomes do males have? Females?

Answer 2

Males have X & Y chromosomes, while females have two X chromosomes.

Question 3

Do fathers or mothers contribute to the sex of a child?

Answer 3

Fathers, because males can have two different chromosomes, while females can only have one.

Question 4

What is the difference between puberty and adolescence?

Answer 4

Puberty is one grows physically, while adolescence is when one matures in all ways.

Question 5

Why must sperm be kept in the scrotum at a lower temperature than body temp.?

Answer 5

Because sperm cannot develop at body temp..

Question 6

What body parts does a sperm go through from where it is produced to the unfertilized egg.

Answer 6

Testes, Epididymis, Sperm Duct, Urethra, Vagina, Uterus, Egg.

Question 7

What does the scrotum do? Epididymis? Prostate? Seminal Vesicles? Sperm Duct? Urethra?

Answer 7

Scrotum: to hold the testes outside for a lower temp.; Epididymis: to help the sperm mature; Prostate: Produces semen with seminal vesicles; Seminal Vesicles: Produces semen with the prostate; Sperm Duct: Carries matured sperm to urethra; Urethra: Takes sperm and urine out of the body, but not at the same time.

Question 8

What is the function of the Ovary? Oviduct? Uterus? Clitoris? Vagina? Labia?

Answer 8

Ovary: Where eggs are made and developed, and make hormones; Oviduct: To take the egg from the ovaries to the vagina; Uterus: Where the fertilized egg can rest and become an embryo, then a fetus; Clitoris: Where sexual enjoyment is first seen within the female; Vagina: Birth Canal, where menstrual fluid can exit the body, an the sex organ of intercourse; Labia: To act as female genitalia, and to protect the vaginal opening.

Question 9

How long do sperm live inside the female?

Answer 9

3 to 5 days.

Question 10

How long do eggs live after ovulation?

Answer 10

1 to 2 days.

Question 11

What are the Primary Sex Characteristics of both males and females? Secondary characteristics?

Answer 11

Males: P.S.C.: Testes, Penis; S.S.C.: Broadening of shoulders, development of beard. Females: P.S.C.: Ovaries and Vagina; S.S.C.: Development of breasts, Widening of hips. Both: Changing of Voice, Hair over body parts.

Question 12

What does FSH do during the menstrual cycle? Estrogen? LH? Progesterone? “Membrane” Hormone?

Answer 12

FSH: makes follicle produce estrogen, and helps the egg mature; Estrogen: Turns off FSH via negative feedback, and tells pituitary gland to produce LH; LH: Ruptures follicle, and helps with ovulation; Progesterone: keeps the uterus walls thick, and turns off LH & keeps off FSH; “Membrane” Hormone; Keeps corpus luteum alive.

Question 13

Why is it important for the membrane hormone to keep the corpus luteum alive?

Answer 13

Because the uterus would thin out, and FSH and LH would not turn off.

Question 14

What is the difference between sex and gender?

Answer 14

Sex is the biological differences in the body, while gender is society’s rules for both males and females.

Question 15

Menstruation

Answer 15

When the menstrual lining and blood exits through the vagina.

Question 16

Menopause

Answer 16

The time between 45 and 55 where the female can no longer produce sperm.

Question 17

Erection

Answer 17

When the main sex organ of a male or female becomes filled with blood and erect.

Question 18

Ejaculation

Answer 18

To secrete semen out through the penis.

Question 19

Ovulation

Answer 19

To create estrogen and progesterone.

Question 20

Secrete

Answer 20

To send out of.

Question 21

Hormone

Answer 21

A chemical that works with a specific cell to do a specific job.

Question 22

Masturbation

Answer 22

When one feels pleasure in touching their penis or clitoris.

Question 23

Wet Dream

Answer 23

When the penis secretes semen through the penis at night.

Question 24

Intercourse

Answer 24

When a penis and vagina come together so sperm can enter the vagina to fertilize an egg, which will turn into a living human.

Question 25

Contraceptive

Answer 25

Made to prevent pregnancy.

Question 26

Fertilization

Answer 26

When a sperm enters the egg, and begins to develop into a baby.

Question 27

Sexual Climax

Answer 27

A feeling of pleasure that comes from a sexual intercourse.

Question 28

Virgin

Answer 28

A person who hasn’t had sex.

Question 29

Arousal

Answer 29

Something that sexually arouses someone, like erotica.

Question 30

How many chromosomes are contributed by the egg? Sperm?

Answer 30

23 each.

Question 31

Which substances can go from the mother’s bloodstream to the baby’s?

Answer 31

Amino acids, Vitamin C, glucose, carbon dioxide, alcohol, fatty acids, oxygen, glycerol, and Vitamin A.

Question 32

What are the fontanels, and how do they help the birth process?

Answer 32

Fontanels are the soft spots of the skull, and they make the skull flexible so that it can fit through the birth canal.

Question 33

What is another name for the placenta, and what attaches it to the baby?

Answer 33

Afterbirth, and the umbilical cord.

Question 34

Which kind of twins have exactly the same heredity?

Answer 34

Identical.

Question 35

During the first eight weeks of development, the baby is called an ___ whereas after this it is known as a ____.

Answer 35

Embryo, Fetus.

Question 36

How does the umbilical cord help bring nutrients to the baby?

Answer 36

Oxygen and nutrients diffuse from the mother’s bloodstream to the fetus’s, and then travels to the fetus. Waste exits through the fetus’s bloodstream to the mother’s.

Question 37

Does the blood of the mother and baby mix?

Answer 37

No.

Question 38

At what point do humans grow the fastest?

Answer 38

Before birth.

Question 39

What are three traits transmitted almost entirely by environment sent from one generation to the next?

Answer 39

Religion, Nationality, Language.

Question 40

When do girls and boys reach their full height? When do boys and girls grow the fastest? When are girls usually taller than boys, and when do infants’ growth rates slow down?

Answer 40

17 - 18, 16 1/2 - 17, 10 1/2 - 12, 12 1/2 - 13, 10 to 13, and 3 yrs. old.