![]() ![]() tetracyclines, chloramphenicol.Īlimentary canal, then spreading to lymph and blood, lungs, bone marrow, spleen.īacterial food poisoning (gastro enteritis or salmonellosis) Killed bacteria: short-lived protection and not always effective Antibiotics e.g. (a) food - or water borne of material contaminated with faeces from infected person. Toxin produced which affects motor nerves of spinal cord and hence muscles, causing lockjaw and spreading to the muscles.Īlimentary canal: mainly small intestine. ![]() Reproductive organs, then eyes, bones, joints, central nervous system, heart and skin. Newborn infants may acquire serious eye infections if they pass through infected birth canal.Īntibiotics, e.g. Reproductive organs: mainly mucous membranes of urinogenital tract. Upper respiratory tract, inducing violent coughing ![]() Upper respiratory tract, mainly throat also toxin affects heart.ĭroplet infection, Drinking milk from infected cattle.īCG living attenuated bacteria. It is transmitted to people from wild animals and spreads in the human population through human-to-human transmission.Ĭauses mild illness in the people like dengue, yellow feverīasically Infection in pregnant women is linked to abnormally small heads in their babies. Sexual intercourse homo- and hetrosexuals Pharynx and intestines, then blood occasionally motor neurons in spinal cord, paralysis may occur.Īn arbovirus i.e arthropod-borne virus (RNA Virus) Living attenuated virus, more essential for girls because disease causes complication in pregnancy. Respiratory passages, lymph nodes in neck, eyes and skin. Respiratory passages, spreading to skin and intestines. Respiratory passages, infection via blood, salivary glands, testes in adult males Living atteneuated virus applied by scratching skin, no longer carried Large variety of viruses, commonly rhino-virus (RNA Virus) Respiratory passages: epithelial lining of trachea and bronchi. Children and young adults are susceptible to it and no vaccines are acceptable. It is transmitted by the faecal-oral route. Hepatitis : It is a viral disease, causes hepatic anorexia resulting in liver damage (liver cancer) or jaundice. Haemophilia B or Christmas disease results from a defect in plasma thromboplastic component. About four-fifths of the cases of haemophilia are of this type. Haemophilia A, is characterized by lack of anti- haemophilia globulin factor VIII. The patient occasionally will suffer from swollen lymph nodes, mild prolonged fever, diarrhoea or other non-specific symptoms. HIV progressively destroys T-Iymphocytes. The major cell infected by HIV is the helper T-Iymphocyte that bears the CD-4 receptor site. A virus found in the blood of wild African green monkey called the Simian Immuno deficiency Virus (SIV) is similar to HIV-2. The most common virus currently associated with AIDS is HIV-1. It may be of various types like Deficiency diseases : These occur due to the deficiency of some nutrients, minerals or vitamins, Cancerous diseases, Allergy, Genetic diseases.ĭiseases Spread through Blood TransfusionĪIDS (Acquired Immuno Deficiency Syndrome): It destroys immune system of the body & is caused by the Human Immuno deficiency Virus (HIV).There are two types of HIV namely HIV-1 and HIV-2. (ii) Non-communicable or non-infectious or degenerative diseases : These occur due to the malfunctioning of some organ or organ system in the body.
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