How are the following diseases transmitted:
(a) Malaria
(b) Common cold
(c) Tetanus
(d) Typhoid
Answers
Explanation:
A) Only Anopheles mosquitoes can transmit malaria and they must have been infected through a previous blood meal taken from an infected one...
b) Viruses that cause colds and transmit from infected person to others through air or by coming in contact with the stool from an infected person...
C) The bacteria that causes tetanus can enter the body through a puncture wound,a cut in the skin , a severe burn or an animal bite...
D) Typhoid can be transmitted to others through the fecal-oral route....
(a) Malaria
By animal or insect bites or stings.
By blood products (unclean needles or unscreened blood).
(b) Common cold
By airborne respiratory droplets (coughs or sneezes).
By skin-to-skin contact (handshakes or hugs).
By saliva (kissing or shared drinks).
By touching a contaminated surface (blanket or doorknob).
(c) Tetanus
Stepping on nails or other sharp objects is one way people are exposed to the bacteria that cause tetanus. These bacteria are in the environment and get into the body through breaks in the skin. The spores can get into the body through broken skin, usually through injuries from contaminated objects.
(d) Typhoid
Through contaminated food or water.