Science Chapter 11
Terms
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- Stage 2
- In syphilis, during _______, there may be a rash , a fever, and swollen lymph glands.
- Active immunity
- _________ occurs when your body makes its own antibodies in response to an antigen.
- Stage 3
- In syphilis, during _______, within a week or a year, the symptoms of sores, rash and fever usually dissappear.
- vaccine
- A ______ is a noninfectious form of the antigen and gives you immunity against a disease without you acturally getting the disease.
- Pollen
- ______ is an allergen that causes a stuffy nose, breathing difficulties, watery eyes and a tired feeling in some people.
- allergy
- An ______ is an overly strong reaction of the immune system to a foreign substance.
- break down
- HIV causes the immune system to ______.
- Joseph Lister
- An English surgeon that recognized the relationship between the infection rate and cleanliness in surgery.
- communicable diseases
- ______ are spread through air and food, on food, by contact with contaminated objects and by animals.
- HIV
- ____ is a latent virus that can exist in blood and body fluids.
- communicable disease
- A disease that is spread to an organism from an infected organism or the environment is a _________.
- immune system
- Your _____ is made up of cells, tissues, organs, and body systems that fight pathogens, harmful chemicals and cancer cells.
- fever
- When white blood cells can not destroy bacteria fast enough, a _______ may develop.
- allergens
- Substances that cause the allergic response are called _____.
- heat
- Louis Pasteur developed a method of using _____ to kill pathogens.
- Plague
- _____ is caused by a bacterium that produces in fleas that live on rats.
- antibiotics
- Syphilis is treated in all stages by _____, however, damage to the body organs cannot be reversed and could result in nerve damage and death.
- Immune system
- Your ______ is a complex group of defences that your body has to fight disease.
- Herpes
- _____ has no cure, and no vaccine can prevent it.
- sterility
- The inability to reproduce.
- Pasteurization
- _______ is the process of heating food to a temperature that kills most bacteria.
- syphilis
- ______ is caused by a strangely shaped bacterium. It has several stages.
- digestive system
- Your ________, enzymes in the stomach, pancreas and liver destroy pathogens.
- bacteria
- Millions of helpful ________ live on your skin and kill harmful bacteria.
- Hydrochloric Acid
- _______ in your stomach kills bacteria that enters your body on food.
- antiseptic
- An _______ kills pathogens on skin and continues to prevent them from growing for some time after.
- disinfectants
- _______ kill pathogens on objects such as instruments, floors and bathtubs.
- sterility
- If Gonorrhea and chlamydial are left untreated, both diseases can cause ______.
- cough
- When you _____ you expell trapped bacteria.
- Robert Koch
- A German doctor, ________, developed a set of rules to figure out which organism caused a particular disease.
- circulatory system
- Your _______ contains white blood cells that engulf and digest foreign organisms and chemicals.
- lymphocyte
- ________ is a type of white blood cell.
- Chemotherapy
- _______ is the use of chemicals to destroy cancer cells.
- chemicals, pollen, molds, dust, antibiotics
- _______, ________, ________, _____, and some ______ are allergens for some sensitive people.
- travel
- Cancer cells ______ throughout the body.
- Stage 1
- In syphilis, during _______, sores appear on the mouth or genitals.
- Passive immunity
- ________ occurs when antibodies that have been produced in another animal are introduced into the body.
- Respiratory
- Your ______ system contains cilia and mucus that trap pathogens.
- herpes virus
- The ________ hides in teh body for long periods and then reappears suddenly.
- washing
- Joseph Lister dramatically reduced deaths among his surgical patients by ______ skin and hands before surgery.
- AIDS
- No vaccine can cure _____ and no medicine can prevent it.
- do not
- Cancer cells _____ function normally as part of the body.
- STDs
- Disease transmitted form person to person during sexual contact are called ________.
- Pathogens
- ______ are disease causing organisms.
- Genital herpes
- ______ caused painful blisters on teh sex organs.
- Stage 4
- In syphilis, during _______, the cardiovascular and nervous system may become infected, damage to the body organs cannot be reversed and could result in death.
- helper T cell
- A _______ is a type of white blood cell, a lymphocyte, that helps other types of white blood cells produce antibodies.
- Louis Pasteur
- A French chemist _________ proved that harmful bacteria can cause disease.
- minor
- Most allergic reactions are ____.
- antigens
- Proteins and chemicals that are foreign to your body are called ______.
- interfere
- Cancer cells take up space and ______ with normal bodily functions.
- skin
- Your ____ is a barrier that prevents many pathogens from entering you body.
- tumors
- Cancer cells produce ______ and abnormal growths anywhere in the body.
- pneumonia, cancer, tuberculosis
- Because the immune system breaks down, people with AIDS ususally die from other diseases such as ______, _______, and ______.
- Gonorrhea, chlamydial
- ______ and ______ infections are STD's caused by bacteria that may produce any symptoms.
- HIV
- ______ attacks cells in the immune system called helper T cells.
- antigens
- Because HIV destroys helper T cells, the body is left with no way to fight invading ______.
- needle
- You can contact HIV by having sex with and HIV infected person, or by sharing an HIV-contaminated ______ used to inject drugs.
- Cancer
- _____ results from uncontrolled cell growth.