puberty/reproductive systems powerpoint
TRANSCRIPT
8/3/2019 Puberty/Reproductive Systems Powerpoint
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Puberty and The
Body
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Adolescence And PubertyAdolescence And Puberty•• Adolescencedolescence-
time between start of puberty andfull maturation
– Changing body, emotions, social life, mentalabilities
•• Pubertyuberty- development of body
that allows for reproduction
••
Hormonesormones-
chemical
substances that cause change
-Males: Testosterone
-Females: Estrogen and Progesterone
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Physical changes in boys and Physical changes in boys and girlsgirls
• Girls 8-14
• Boys 10-16
•GROWTH SPURTS
• FACIAL ACNE
•CHANGE IN MUSCLE STRENGTH
•RISE IN SEX HORMONES
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Physical changes in girls Physical changes in girls
• Hair
– Underarms
–
Genitals
• Development of
breasts
• Widening of hips
• Start of
menstruation
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Physical changes in boys Physical changes in boys• Hair
–
Face
–
Underarms
– Genitals
• Deeper voice
•
Bigger shoulders
• Enlargement of
testes and penis
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We can’t always SEE all
the changes
• Mental changes – Occur in the thinking
process
– Because the brain is stilldeveloping
A new way ofthinking!!!
• Emotional changes
– Coping with all of thechanges of growing up
A new way offeeling!!!
A desire for IndependenceDealing with/Controlling Emotions
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The Social
Changes
• Increased Expectations
– Understanding, accepting, and following rules
(negotiable/non negotiable)
• Changing Relationships– Evaluating your relationships
• Increased Responsibilities• Working outside the home
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Let’s see what you know!!! What type of change is it? For the physical
changes decide Male or Female? For the rest, decide Mental or Emotional?
• Hips widen
• Height increases• Muscle strength increases•
The individual becomes more independent
• Learn to control the negative effects of their emotions• Hair grows under the arms
• Thinking becomes more sophisticated and complex
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Male Reproductive System
• http://kidshealth.org/misc/movie/bodybasics /male_repro.html
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How does the male reproductive
system work?•
Testes- located in the scrotum, makes sperm
and
testosterone
• Penis- external sexual organ, removes urine, deliverssperm
•
Epididymis- store sperm
• Vas deferens- tube that carries sperm•
Seminal Vesicles- nourish sperm, help them movefaster
• Prostate Gland- thin,milky fluid that protectssperm from acid in female system
•
Bulbourethral
(Cowper’s) Gland- protects
sperm from acid in male urethra
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Activity
Using your visual of the male reproductive
system, trace the path that the sperm takesfrom the testes to the outside of the body
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Some Problems of MaleReproductive System
• Jock Itch• Cystitis (bladder infection)
• Hernia• Testicular torsion
• Undecended testes• Prostate cancer
• Testicular cancer
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Female Reproductive System
• http://kidshealth.org/misc/movie/bodybasics /bodybasics_female_repro.html
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The menstrual cycle
• Hormone controlledchanges that prepare
uterine lining forpregnancy
•
Prior to ovulation
(release of egg):–
Thickening of uterinelining
– High levels of estrogenand progesterone
–
No fertilization=menstruation (dischargeof uterine lining)
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How does the femalereproductive system work?
• Ovaries- female reproductive organs thatmakes progesterone, estrogen, and eggs•
Fallopian tubes- transports eggs fromovary to uterus
•
Uterus- muscular organ that provides
place to support developing human• Vagina- birth canal
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Let’s Practice!!
Holding your female reproductive system
diagram in the air, point to the correct part..•Fallopian tuBes
•Ovaries•Cervix
•Uterus•vagina