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Male Reproduction Part 1 • Puberty • Parts of the Male Reproductive System
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Male Reproduction�
Part 1 ���
• Puberty• Parts of the Male Reproductive
System
Primary Sex Characteristic
What you are born as. Boy or Girl
Puberty
Time of life when a boy transforms into a man.
Puberty Facts• Boys tend to hit puberty a bit later in life
than girls
5th Grade Boys 5th Grade Girl
Puberty Facts• The process takes about 5 to 6 years
to complete
TESTOSTERONE� The Male Sex Hormone
It’s the main hormone is responsible for all the changes boys go through when they hit puberty
Secondary Sex Characteristics
• Traits that develop when a boy hits pubertyVoice DeepensAdam’s Apple ThickensGrowth SpurtMuscle Mass IncreasesBody HairPubic HairFacial Hair Oily Skin/AcneDevelop Body OdorPenis EnlargesTesticles EnlargeDevelop Ability to Ejaculate Semen
Parts of Male Reproductive System
Parts of Male Reproductive System
Penis: Male reproductive organ
Parts of Male Reproductive System
Glans: Head of the penis
Foreskin: Skin covering the glans
“Special Term”
“Circumcision” Surgical removal of the foreskin
Uncircumcised Circumcision Circumcised Penis Surgery Penis
Parts of Male Reproductive System
Erectile Tissue: Tissue that fills with blood giving a male an erection
Parts of Male Reproductive System
Scrotum:
• Pouch of skin that holds the testes
• Its job is to keep the testicles 1.8 degrees cooler than normal body temperature
Parts of Male Reproductive System
Testicles: • Male Reproductive Glands• The jobs of the testicles
are to make Sperm and to make testosterone
Parts of Male Reproductive System
Epididymis: • Located on the outer surface of the
testicle. • Its job is to store mature sperm
Parts of Male Reproductive System
Vas Deferens: • Tube that connects the epididymis to
the urethra
“Special Term”
“Vasectomy” The male surgical birth control procedure
The vas deferens is cut preventing sperm from reaching the semen
producing structures
Parts of the Male Reproductive System
The Semen Producing Structures• Seminal vesicle: Sugary fluid• Prostate gland: Alkaline fluid • Cowper’s gland: Lubricating fluid
*Semen is the name of the fluid a male ejaculates
Parts of the Male Reproductive System
Urethra: Tube that carries semen and urine out of the male’s body
