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Answers
Explanation:
1. Reduce the effect and kill the cause of the disease.
2. Use disposable needles and practice safe sex.
3. Sexual contact with infected person, through placenta, transfusion of infected blood or blood products, and sharing infected needles by drug abusers.
4. Once a child has had chickenpox and the immune system has fought against it, there is a strong immune reaction to it the next time it tries to invade because the immune system has already fought it before and wont let it attack again,
5.
i) dengue virus,p(DENV), the liver, mosquito bites from Aedes mosquito.
ii) rhinovirus, the lungs, airborne droplets coughed or sneezed into the air by sick person.
iii) vibrio cholerae bacteria, small intestine, consuming foods and liquids contaminated sith the bacteria.
iv) human immunodeficiency virus, lymph nodes and arteries, unprotected sexual contact.
v) roundworms, lymph nodes and vessels, animal or insects bites.
vi) shigella bacteria, colon, contaminated food and water.
vii) morbillivirus, skin, contact with skin, saliva, and surfaces.
viii)mycobacterium tuberculosis, lungs, airborne respiratory droplets or by saliva.
ix)streptococcus pneumoniae, lungs, airborne particles and droplets.
x) hepatitis A or B or C or D or E, liver, close personal contact with an infected person such as sexual contact, nursing, or using drugs with them,
6. HIV targets white blood cells called CD4 T cells that help protect the body from infection. By killing these cells, HIV weakens the body's defenses against infection, leading to complications that can be fatal
7. An acute disease is a disease that occurs suddenly and lasts for few days. It can usually be treated by medicine or on its own. On the other hand, a chronic disease is a disease that stays in the body for a longer period of time and may last in the body for over three years to a lifetime. Initially, the symptoms are mild and slowly damage the body through a fatal condition. A chronic disease may not have an medicines or vaccines.
8. Health makes us feel brisk and better without stress. Good health also helps us lead to a peaceful and happy life. Maintaining good health is significant in order to live our life free from stress and diseases.
9. A healthy person is in a state of complete mental, social, and physical well being, depending on the environmental and social factors too. A healthy person is free of disease and can perform as per requirements. Meanwhile, a disease free person is in a state of absence from discomfort in any part of the body, and it depends only on the individual. A disease free person may not be socially and mentally healthy. The performance of the disease free person depends on the attitude and environment.
10. Inflammation is the process where your body's white blood cells and the things they make protect you from infection from outside invaders especially as a reaction to injury. Its result is the part of your body affected becomes red, swollen, hot, and often painful.