1. Male and Female Reproductive Systems

2. Male Reproductive System

3. sperm and testosterone.
the sex cells that are made
by males and that are needed
to fertilize eggs.
Testes –
the male reproductive
organs that produce
sperm and testosterone.

4. *~*~*~*~*~*~*~*~*~*~*~*~*
Scrotum –
the skin covered sac that surround the testes.
*~*~*~*~*~*~*~*~*~*~*~*~*
Epididymis –
once sperm are made
they move into this coiled tube

5. once a sperm matures, it travels into this tube
Vas Deferens –
once a sperm matures, it travels into this tube
Prostate Gland –
the male gland
that adds fluid to
the sperm to
nourish and protect it.

6. sperm and the added fluids the tube that passes through the penis.
Semen
sperm and the
added fluids
Urethra
the tube that passes
through the penis.
Sperm leave the body during
ejaculation via this tube

7. urine from the male body and that can deliver sperm to the female
Penis
the organ that removes
urine from the male body
and that can deliver sperm
to the female
reproductive
system

8. the male hormone made by the testes.
Testosterone
the male hormone made by the testes.

9. What 3 parts make up the sperm?
What is the function of each part?

10. the head contains substances that help the sperm enter the egg.
the mid piece (body)
contains structures that
release the energy
needed for the long
trip through the female
reproductive system.
the tail is made of proteins
that help the sperm move.

11. An immature sperm takes
How long does it take an immature sperm to mature?
An immature sperm takes
2 – 10 days
to fully mature.

12. What 3 organs add fluid to the sperm?
~ bulbourethral glands (Cowpers glands)
~ seminal vesicle
~ prostate gland

13. and semen from going through the penis
What prevents urine
and semen from going through the penis
at the same time?
A flap in
the urethra

15.                                                             
Click on picture above!

30. What are some signs that a male is going through puberty?
Shoulders get wider
& develop muscles
hair grows on the face and
other body parts
voice deepens
At this time testosterone
also causes the body to start
making sperm.

31. Female
Reproductive
System

32. the sex cells of females that can be fertilized by sperm EGGS
Ovaries
the female reproductive
organs that produce
eggs and hormones

33. the muscular organ the size of a fist where fertilized eggs develop.
connects the
ovary to the
uterus
Fallopian Tubes
Uterus
the muscular organ the size
of a fist where fertilized eggs develop.

34. the narrow base Cervix of the uterus Endometrium Placenta
the lining of the
uterus that thickens
as an egg matures
Placenta
a blood
vessel-rich
tissue that forms
in a mother’s uterus

35. reproductive organ that
connects the uterus to
the outside of the body.
Vagina

36. Menstruation If an egg is not fertilized, the blood vessels
in the endometrium break down.
The process in which the blood and
tissue that built up in the uterus flows
out of the body through the vagina.

37. Menstrual Cycle a monthly series of hormone-controlled
changes that mature an egg and
prepare the uterus for pregnancy.
Click on the picture above. This will take you to an animation. Make sure you click menstrual cycle at the top of the screen.

38. What are the two female hormones our body produces?
Estrogen
&
Progesterone
What are the two
female hormones
our body produces?
Girls have all their eggs at birth. On average, how many are there?
Over 2 million

39. when a girl reaches puberty
When do eggs mature?
Eggs begin to mature
when a girl reaches puberty
How often do eggs mature?
One egg matures
every 28 days
Where are eggs fertilized?
In the fallopian tubes

40. If it is not fertilized the blood vessels in the
What happens to the egg
if it is not fertilized?
If it is not fertilized the blood vessels in the
endometrium break down and the body gets rid
of it through the
vagina in your monthly
menstrual cycle.