Human Reproductive System

Question 1

The molecular units of human identity, through reproduction.

Answer 1

genes

Question 2

The reproductive system produces gametes or sex cells. Each gamete has half of the original number of genetic material for human beings and is called _________.

Answer 2

haploid cell

Question 3

Gametes combine in a process called ________.

Answer 3

fertilization

Question 4

What do you call the cell with a complete set of genetic material from the mom and dad?

Answer 4

diploid cell

Question 5

The male gamete or sex cell.

Answer 5

sperm cell

Question 6

The sperm cell is made up of two parts:

Answer 6

• head
• flagellum (tail)

Question 7

The male gonad; it is the site of sperm production.

Answer 7

testis

Question 8

The sac-like skin structure that supports the testes.

Answer 8

scrotum

Question 9

This is where the sperm cells mature and are temporarily stored before release.

Answer 9

epididymis

Question 10

A duct that transports sperm cells to the urethra.

Answer 10

vas deferens

Question 11

These supply the sperm cells with a fluid rich in fructose to keep them active and motile.

Answer 11

seminal vesicles

Question 12

This supplies fluids rich in minerals that sperm cells need in their journey into the female organ.

Answer 12

prostate gland

Question 13

These glands secrete a small amount of clear fluid to lubricate the urethra.

Answer 13

bulbourethral glands or Cowper glands

Question 14

The fluid containing the sperm cells and the various fluids from the glands make up the _______.

Answer 14

semen

Question 15

The tube where the semen and urine pass.

Answer 15

Urethra

Question 16

The copulatory organ of the male reproductive system.

Answer 16

Penis

Question 17

The female gonad.

Answer 17

ovaries

Question 18

The female sex cells or gametes.

Answer 18

egg cells or ova

Question 19

An ovary produces one mature egg cell and releases this egg cell to __________.

Answer 19

Fallopian tube

Question 20

This is an oviduct where the sperm usually meets the egg cell.

Answer 20

Fallopian tube

Question 21

After fertilization, the fertilized egg cell becomes a _________.

Answer 21

zygote

Question 22

The zygote after fertilization attaches itself to the ___________

Answer 22

uterus (or womb)

Question 23

The zygote develops into a ________.

Answer 23

fetus

Question 24

The fetus will receive nutrients it needs from the mother through __________, an organ that connects the developing fetus to the uterus.

Answer 24

placenta

Question 25

The _________, which connects the uterus to the vagina, opens dramatically during the normal delivery of the baby.

Answer 25

cervix

Question 26

The birth canal where the baby is pushed down.

Answer 26

vagina

Question 27

This is where the sperm enters the female reproductive system.

Answer 27

vagina

Question 28

About once a month, a mature egg cell is released by the ovary in a process called ________.

Answer 28

ovulation

Question 29

The discharge of blood through the vagina.

Answer 29

menstruation

Question 30

Bleeding (menstruation) lasts up to how many days?

Answer 30

3-5 days up to 7 days

Question 31

Menstrual cycles range from how many days?

Answer 31

25 to 36 days

Question 32

The period in a woman's life where menstruation permanently stops.

Answer 32

menopause

Question 33

How many sperm cells are released during intercourse?

Answer 33

200-600 million sperm cells

Question 34

Happens when the egg cell and the sperm cell meet.

Answer 34

Fertilization

Question 35

Fertilization eventually leads to the development of a ___________.

Answer 35

Zygote

Question 36

As the zygote makes its way to the uterus, it continues to divide, forming a __________.

Answer 36

blastocyst

Question 37

In the uterus, the blastocyst attaches itself to the lining of the uterus, a process called _____________.

Answer 37

implantation

Question 38

The period from fertilization to birth usually lasts nine months and is divided into trimesters of three months each.

Answer 38

pregnancy

Question 39

This marks the end of pregnancy.

Answer 39

child birth

Question 40

A term used to refer to the developing offspring during the first eight weeks.

Answer 40

embryo

Question 41

A term used to refer to the developing human being until its birth.

Answer 41

fetus

Question 42

The ___________ connects the embryo or fetus to the uterine wall for nutrient support, gas exchange, and waste elimination via the mother's blood supply.

Answer 42

placenta

Question 43

The __________ connects to the embryo or fetus to the placenta.

Answer 43

umbilical cord

Question 44

A type of infection that affects the reproductive tract of both males and females.

Answer 44

Reproductive tract infection (RTI)

Question 45

Refers to the emotional and physical symptoms experienced by women before menstruation. Symptoms include body pains, food cravings, sadness, and irritability.

Answer 45

Premenstrual syndrome (PMS)