The Male Reproductive System

TEKS:6B, 7H, 12A, 7L
function of all living things is
reproduction, the process by which life continues from
to the next.
Reproductive System – the system of organs involved in
Two main Functions:
of Sperm
of Sperm
– male reproductive cells
Testosterone – the male sex
 Testes (testicles) – two small glands that
sperm; secrete testosterone.
 Scrotum –
skin sac where the testes are
 Penis – tube – shaped organ that extends from the
trunk of the body just above the testes.
 Semen – thick fluid
sperm and other
secretions from the male reproductive system.
 Vas Deferens –
that extend from each
epididymis to the urethra.
 Urethra – the passageway through which both semen
and urine
the male body.
– as sperm move through the vas
deferens, they are combined with a nourishing fluid
produced by the seminal vesicles.
- secretions from the prostate gland
and Cowper’s glands combine with the sperm –
containing fluid to form semen.
 1. Get
 2.
 3. Wear
checkups – every 12-18 months
regularly - daily
equipment – protective cup
or support
 4. Perform regular
 5. Practice
– signs of
– Avoid contracting
 Chlamydia & Gonorrhea –
that cause discharge from the penis and burning
upon urination.
 Syphilis – bacterial infection;
appears at the site of infection.
 Genital Herpes – a
that causes
periodically occurring blister like sores in the
genital area.
 Inguinal Hernia –
of tissue that allows
part of the intestine to push into the abdominal wall
near the top of the scrotum.
 Lumps in the groin, pain, partial or complete blockage
of the intestine.
 Sterility – the
to reproduce.
 Exposure to X-Rays / radiation, use of drugs, steroids,
 Testicular Cancer
 Undescended testicle, abnormal testicular development,
family history.
 1. What is the function of the testes?
 2. Describe the path that sperm follow
from the time they form until they
leave the body.
 3. What are the symptoms of testicular
cancer? Identify situations requiring
professional health services for
preventive care.
 Several Functions:
female sex hormones
 Stores female reproductive cells (
– a hollow, muscular, pear – shaped
organ inside a female’s body, nourishes and protects the
fertilized ovum from conception until birth.
 Ovaries – female sex gland that store the ova and
produce female sex
 Ovulation – the
of releasing a mature
ovum into the fallopian tube each month.
– a pair of tubes with
fingerlike projections that draw in the ovum.
 Vagina – a muscular, elastic
extends from the uterus to the outside of the
 Zygote – Fertilization of an
a sperm cell.
 Each month the uterus prepares for
 If pregnancy does not occur, the endometrium isn't
needed; breaks down through blood, tissue and fluids.
– opening to the uterus that materials pass
 Menstruation –
 Normally occurs around
of the uterine lining.
yrs old.
 Endocrine hormones
cycle, but poor
nutrition, stress and illness can influence it.
 Practice
from sexual activity
 Breast Self – Exam
 Breast cancer is the
leading cause of death.
common and second
 Menstrual Cramps – Sometimes occur at the
of a
menstrual period.
 Light exercise or heating pad may help relieve symptoms.
 Premenstrual Syndrome (PMS) – disorder caused by
 Nervous tension, anxiety, irritability, bloating, weight gain,
depression, mood swings, fatigue.
(TSS) – is rare but serious
bacterial infection that affects the immune system and the
liver; can be fatal.
 Fever, vomiting, diarrhea, sunburn like rash, red eyes,
dizziness, muscle aches.
 Endometriosis – painful,
occurs when tissue that lines the uterus migrates and
grows in the ovaries, fallopian tubes, and the uterus.
 Pelvic Inflammatory Disease (PID) –
the fallopian tubes, ovaries and surrounding areas.
 Sexually Transmitted Disease – most common
causes of
and other disorders.
 Vaginitis – Bacterial vaginosis,
vaginal infection in women of childbearing age.
 Blocked Fallopian Tubes – leading cause of
 Ovarian Cysts –
– filled sacs on the ovary.
 Cervical, Uterine, and Ovarian Cancer – Early
sexual activity and STD’s such as
(HPV) are related to an increased incidence of cervical
 1. How do the structures in the
fallopian tubes help move the ovum
from the ovaries to the uterus?
 2. Explain ovulation, fertilization and
 3. List 3 causes of infertility in females.

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