What is puberty?
A) The capital of the state of Montana
B) Bob Puberty – the defensive end for the Baltimore
C) When a boy’s body prepares for the
possibility of fatherhood
D) Something all boys experience at the same time
|Some boys think (D) that everyone changes
at the same time. Encourage them to talk with family to
know their pattern – if both parents were first
or last to grow they will usually grow within 1 yr. of
When a boy/girl begins to grow
twice as fast (growth spurt), what grows first?
C) belly button
|Feet can grow so fast that newly purchased
shoes don’t fit. Parents will say, “You can’t
need a new pair of shoes. We just bought you these.”
Sweat glands & oil glands get active – discuss
Until what age can some boys
continue to grow taller?
|Suggest that they look at parents High
School year books. Very often the shortest boy in 9th
grade is the tallest in 12th grade. Some continue to grow
in college. Ask grandmas – they have photos and
By what age do most boys’
voices finish changing?
What is testosterone?
A) the Washington Wizard’s new center, Vinnie
B) a chemical messenger that causes a boy’s
body to change
C) a famous ranch in Texas
D) the bone that connects the knee to the ankle
Why are boy’s testicles
outside their body in the scrotum?
A) there’s not enough room inside
B) to make it difficult for boys to play football
C) sperm need a cooler place
D) they fall out on the second birthday when you blow
out your candles
|Ask what is our normal body temperature
98.6F – too hot for sperm which are the smallest
human cells. If it was 98.6F in this room, we would be
hot. Tiny sperm would be “toast.” God wants
babies to be healthy so He lets the sperm grow in a cooler
Is something wrong during puberty
if a boy notices one testicle is larger than the other?
|We grow in “growth spurts.”
One side can grow faster than the other. We usually even
up but we are never exactly the same on both sides. Many
have feet that are not the same size.
How many sperm can fit into
A) 30,000 to 50,000
B) 300,000 to 500,000
C) 3,000,000 to 5,000,000
D) 300,000,000 to 500,000,000
|How many sperm did it take to make each
one of us? ONE – Think God is pro-life? God has
given our bodies the ability to cooperate with him to
create a new life who will live forever.
How much sperm does a man produce
in an hour? In millions
How long does it take sperm
to be made and mature?
A) 12-24 hours
B) 10 days
C) 3 weeks
D) 3 months
|Takes two months for the head and tail
of the sperm to be made. The head contains the chromosomes
that determine what the baby will inherit from the mom
Takes 2-3 weeks for the sperm to learn how to swim. Will
explain this later.
What causes the testicles to
move up or down in the scrotum?
B) riding a bike
C) watching too much TV
D) heat or cold
|God wants healthy sperm. Protects from
heat of hot tub or shower by moving away from our 98.6F
body. Protects from cold pool by moving closer to our
How many boys may notice that
their breasts grow larger and are tender during puberty?
|It is VERY normal to notice breast area
is Tender and slightly bigger -- about the size of 3 or
4 quarters stacked on top of each other. Goes away in
1 to 1 ½ years. Leave alone. Do not pick at or
squeeze. Can irritate and get an infection.
Who determines if a baby will
be boy or girl?
Girls have XX chromosome – Egg
Boys have XY chromosome -- Sperm
can be X (make girl) or Y (make boy)
Where does hair usually grow
A) Outer corner of upper lip
B) Under the arms
C) On the chest
D) Down THERE
What may determine the amount
of body hair that a boy will have?
|People from China, Korea or Japan have
very little body hair. Italians, Greeks and African Americans
have more body hair.
Can inherit from your family.
How many glasses of milk (8
ounces) does a boy need to drink each day to protect
his bones from sports injuries?
C) 3 – 5th & 6th grade
D) 4 – 7th & 8th grade
|Sports injuries in high school --broken
wrist or stress fracture in leg bones. Xray shows “grandma
bones” -- like those with osteoporosis. Must build
bones NOW. Complete by 20 yrs of age. Not enough milk
? cheese, yogurt? Not enough milk? cheese, yogurt? added.
Talk with mom/guardian? supplements – ask MD –
TUMS usually recommended.
|A boy/girl should drink 5 to 6
glasses of water each day to protect themselves from…..?
A) daytime tiredness
B) dry skin
D) all of the above