Second Term Lesson Note for Week Four
Class : JSS One
Subject : Basic Science
Topic : Sexually Transmitted Infections
Duration : 40 Minutes
Period : Single Period
Reference Book :
Basic Science and Technology for Junior Secondary School, JSS 1.
Lagos State Unified schemes of work for Junior Secondary School, JSS 1 – 3.
Online Resources
Instructional Material :
Learning Objectives : By the end of the lesson learners will be able to :
WEEK FOUR
SEXUALLY TRANSMITTED INFECTIONS (STIS)
Definition Sexually Transmitted Infections (STIs)
Sexually Transmitted Infections (STIs)
Signs and symptoms Sexually Transmitted Infections (STIs)
Effects Sexually Transmitted Infections (STIs)
Prevention of Sexually Transmitted Infections (STIs)
Definition Sexually Transmitted Infections (STIs)
Sexually transmitted infections (diseases) are infections that can be spread from one person to another through sexual intercourse with an infected person.
Examples, Causative agents and symptoms Sexually Transmitted Infections (STIs)
EXAMPLES OF STIs
CAUSATIVE AGENT
TRANSMISSION
SYMPTOM
PREVENTION
1
Gonorrhea
Bacterium (Neisseria gonorrheae)
– Sexual intercourse
– At delivery through infected mother to baby
– In women, it causes painful urination and increasing amount of discharge from the vagina
– In men, it causes painful urination and discharge during urination
– Abstinence
– Regular medical test
– In case of infection, see the doctor
– Regular use of condom
2
Chlamydia
Bacterium (Chlamydia trachomais)
– Sexual intercourse
In women, there can be abnormal vaginal discharge, burning feeling during urination, lower abdominal pain, pain during intercourse or bleeding between menstruation
In men, there can be discharge from the penis, burning/itching around the penis opening or pain and swelling in the testes
– Abstinence
– In case of unusual sore or burning effect of urination, see the doctor
– Regular use of condom
3
Syphilis
Bacterium (Treponema palladium)
– Direct contact with sore (in the vagina, anus or lips)
– Sexual intercourse
– From pregnant women to babies
– chancres (primary stage)
– rashes (secondary stage)
– damage to the nervous system (latent stage)
– damage to tissues and organs (tertiary stage)
– Abstinence
– Seek for medical attention when infection is suspected
Effects Sexually Transmitted Infections (STIs)
It can damage the reproductive organs
It can break down the immune system
It can be associated with cancer of the reproductive organs
Premature labour or still birth (gonorrhea)
Blindness and birth defects in new babies (syphilis and gonorrhea)
Prevention of Sexually Transmitted Infections (STIs)
Public enlightenment
Abstinence
Early treatment in identified cases
Strengthening the immune system
Avoid multiple sexual partners
CLASSWORK 4
Give the full meaning of STIs
Mention three STIs that you know
Highlight three methods of preventing STIs
ASSIGNMENT 4
SECTION A
The following are not examples of STIs except (a) stomachache (b) bleeding the nose (c) chylamydia (d) catarrh
Which of the following is the effect of sexually transmitted infections (a) breathing problem (b) death (c) loss of appetite (d) healthy body
Behavior that put people at the risk of contracting STIs includes the following except….. (a) unprotected sex with an infected person (b) multiple sex partner (c) abstinence (d) contact with infected blood
Which of these is a causative agent of STIs (a) Neisseria gonorrheae (b) mosquito (c) AIDS (d) sexual intercourse
Which of these is a means of contacting STIs (a) Neisseria gonorrheae (b) anopheles mosquito (c) AIDS (d) sexual intercourse
SECTION B
Mention four effects of sexual transmitted infections
Give four ways of preventing STIs