Reproductive Systems
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Male Reproductive System
• 2 Main functions of the reproductive system:
▫ Produce and store sperm
Puberty in Males
 Between the ages of 12-15 males reproductive
system matures.
 Male reproductive hormone, Testosterone
◦ Testosterone will indicate physical changes
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Broadening shoulders
Deepening voice
Body/facial hair
Production of SPERM
External Reproductive Organs
• Testes: two small glands that
secrete testosterone and
produce sperm
 Sperm
 The male reproductive cell
 Men can not run out of sperm
 It begins to produced when a boy
hits puberty
External Reproductive Organs
• Scrotum: Sack that holds the
testes
• Penis: Tube shaped organ
that extends from the trunk
of the body above the testes.
Internal Reproductive Organs
• Urethra: carries fluids out of the body.
• Epididymis: Hold mature sperm
• Vas Deferens: Tube that carries the sperm from
the epididymis to the penis.
Internal Reproductive Organs
• Seminal Vesicle: Located in the pelvis region,
secretion of fluids that later form the semen.
• Cowper’s Gland: two
small glands located near
the bladder, produces
clear fluid
Testicular Cancer
• Can affect males of any age, but occurs most
often in males between 14-40
• Treatable with surgery, radiation, or
chemotherapy.
Prostate Cancer
• Cancer of the prostate
• Most common cancer among men
• Over 2 Million men consider themselves cancer
survivors!
Female Reproductive System
Female Reproductive System
• Functions:
▫ producing sex hormones and storing eggs.
Puberty
• Hormones: Estrogen and Progesterone
▫ Indicated physical changes in the body
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Hips broaden
Sliming of the waist
Breast develop
Hair
Menstruation
Ovulation
Internal Female Organs
• Vagina: The passageway from the uterus to the
outside of the body. Its is also called the birth
canal
• Cervix: Lower portion of uterus
• Urethra: Tube that contains urine and is
connected to the bladder
Internal Female Organs
• Fallopian Tubes: a pair of tubes with fingerlike
projections that draw in the ovum.
• Fimbria: soft tissue
around the fallopian
Tube (finger like
projections)
Internal Reproductive Organs
• Egg cells: produced and stored in the ovaries
• Ovaries: female sex gland that stores and
produces ova (egg) and
produce female sex
hormones.
• Ovum: a mature egg
Internal
• Uterus: hollow, muscular, pear shaped organ
that nourishes and protects a fertilized ovum
until birth.
• Uterine Lining:
outer lining of
the uterus, shed
during
menstruation.
Menstruation
• 28 day cycle
During Menstruation
• Days 1-5
▫ Menstruation occurs and lining of the uterus
leaves the body
After Menstruation
• Days 6-15
▫ Uterus is working to repair itself, preparing for a
fertilized egg.
▫ Days 13-15 egg is released from an ovary.
 Ovulation: the process of releasing a mature ovum
into the fallopian tube each month.
 http://www.youtube.com/watch?v=nLmg4wSHdxQ
Before Menstruation
• Days 16-28
▫ Blood vessels in the wall of the uterus shrink and
break down, preparing for menstruation
▫ If egg is fertilized during ovulation the egg will
embed itself into the wall of the uterus.
Menstrual Cramps
• Occur at the beginning of period or when
ovulating
▫ Treat: applying heating pad to abs, exercise, O-TC.