Chapter #15 - Reproduction In Humans

Question 1

Label the following diagram

Answer 1

Question 2

Uterus

Answer 2

womb - the organ in which a fetes develops before birth.

Question 3

What are the charectaristics of the uterus

Answer 3

• It has thick walls made of muscle
• It is small (about the size of a clenched fist) but it stretches during pregnancy

Question 4

Cervix

Answer 4

A narrow opening leading from the uterus to the vagina

Question 5

Vagina

Answer 5

opening from the uterus to the outside of the body where sperm is deposited

Question 6

Ovaries

Answer 6

organs that produce female gametes (eggs)

Question 7

Oviducts

Answer 7

Fallopian tubes – lead from the ovaries to the uterus. (They don’t connect directly but they are very close).

Question 8

Where are the urethra and rectum located?

Answer 8

The urethra is a tube that is in front of the vagina, while the rectum is just behind it.

Question 9

Are the urethar and rectum part of the reproductive system?

Answer 9

NOOOOO!!!!!!!!!!!!!!

Question 10

Label to diagram

Answer 10

X = testes
W = scrotum
V = sperm duct
Y = penis
T = prostate gland
Z = urethra
S bladder

Question 11

Label the following diagram

Answer 11

Question 12

Testes (singlular = testis)

Answer 12

organs in which the male gametes (sperm) are created. The testes are outside the body inside the scrotum.

Question 13

Srotum

Answer 13

the sac that contains the testes.​

Question 14

Sperm duct

Answer 14

a tube that transports sperm from the testis to the urethra.

Question 15

Penis

Answer 15

organ containing the urethra, through which urine and sperm are carried outside of the body (at different times).

Question 16

Prostate gland

Answer 16

organ that produces fluid called semen that is filled with nutrients for the sperm. The fluid also transports the sperm.

Question 17

Where and when are eggs formed?

Answer 17

Eggs begin to be formed inside a girl’s ovaries before she is born.

Question 18

What is the state of a female’s eggs at birth?

Answer 18

At birth, a female has thousands of partially developed eggs in her ovaries.

Question 19

What happens to a female’s eggs at puberty?

Answer 19

At puberty, some eggs mature, usually one at a time.

Question 20

Label this diagram of an egg cell

Answer 20

Question 21

What is the diameter of an egg cell?

Answer 21

0.1mm