Question

Please do these questions fast

Answer 1

ANSa.
HIV (Human immnuodeficiency Virus)

ANSb.

AIDS:- Acquired Immuno Deficiency Syndrome
HIV:- Human Immnuodeficienct Virus

Ans(c).

1. Through sexual contact.
2.From nursing mother to baby.
3.Through infected blood to healthy blood.(like:- through syringe containg infected blood droplets ,through infected blood donation etc..)

Ans(d).

It is called symptom not a disease because it attacks on immnue system and weaken its function through which a small and smaller disease become a large disease as after AIDS immnue system not able to repair any disease.It is not a disease it increses the level of diseases and when a disease not repair for long time than it is AIDS a symptom.
Example:- When a person suffering from AIDS having cold fever not able to repair it and later cold fever become PNEUMONIA.

HOPE IT HELPS YOU!

Answer 2

Ans :- AIDS Caused by retrovirus ( a RNA virus ) known as Human Immunodeficiency Virus ( HIV ) .

Ans :- HIV = Human Immunodeficiency Virus.
AIDS = Acquired Immuno Deficiency Syndrome .

Ans :- 1) The AIDS disease spread through the transfusion of blood contaminated with an AIDS virus .
2) The AIDS disease also spreads through the use of infected needles for injections ( i.e., sharing of infected injection needles which have not been sterilised .
3) An AIDS infected mother can transmit the virus to her child during pregnancy or during birth ( I.e., by mother's blood ) . This called vertical transmission .

Ans :- Syndrome is a group of symptoms , signs , physical and physiological disturbances that are due to a common cause . AIDS is also a complex of diseases and symptoms which develop due to failure of the body to fight off even minor infections . HIV that causes AIDS damages immune system of the patient by destroying T⁴ helpers cells ( T lymphocytes ) . As a result , even small cold leads to development of pneumonia , a slight gut infections leads to severe diarrhoea and blood loss , likewise skin rashes develop into ulcers .