Chapter 18 Vocabulary/Main Ideas Flashcards

0
Q

Explain how germs are spread?

A

Direct contact(actually touching it.),indirect contact (touching a contaminated object or sharing items),contact with animals or insects,contact with contaminated food and water.

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1
Q

Name some causes of communicable diseases?

A

Bacteria,viruses,fungi,Protozoa.practicing good cleanliness(hygiene).

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2
Q

Describe how to protect yourself against pathogens?

A
  • Wash your hands
  • good personal hygiene
  • Eat nutritious food
  • physical activity (60 minutes a day)
  • 9 hours of sleep a night
  • clean wounds
  • keep your environment clean (house,room)
  • keeping hands away from eyes,mouth & nose
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3
Q

Name the body’s first line of defense against pathogens?

A
  • Skin
  • stomach acid
  • saliva
  • tears
  • mucous membranes
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4
Q

Describe how the immune system functions?

A
  • nonspecific immune response (FIRST)
  • inflammation (swelling,pain,heat,& redness) (paper cuts)
  • interferon:protein
  • specific immune response (SECOND)
  • customized to attack pathogens (memory bank)
  • it is faster than the first one
    - Lymphatic system
  • secondary system that helps fight pathogens (back up system)
  • maintains fluid balance
  • lymphocytes:white blood cells (2 types:T cells and B cells)
  • T cells:is located in thymus gland (attacks pathogens from the outside)
  • B cells:formed in bone marrow (inside bones) (attacks pathogens from inside)
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5
Q

Explain how antibodies protect the body (antibodies & antigens)?

A

Antigens:released by pathogens (BAD GUYS)
Antibodies:fight pathogens (GOOD GUYS)
-2 types of T cells:killer cells
-helper cells (make more B cells
How to keep healthy?
-vaccines:are dead or weekend pathogen.

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6
Q

Explain what causes colds and how they can be treated?

A

-direct contact or indirect contact

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7
Q

Identify some common communicable diseases?

A

Mononucleosis,Hepatitis,strep throat,pneumonia,tuberculosis,chicken pox,measles,mumps,and whooping cough.

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8
Q

Describe the symptoms of some common communicable diseases?

A

Chicken pox-itchy rash,fever,and muscles aches.
Pneumonia-high fever,chest pain,and cough
Rubella-swollen lymph nodes,rash,and cough
Measles-fever,runny nose,cough,and rash
Mumps-fever,headache,swollen areas in neck and under jaw
Whooping cough-fever,runny nose,dry cough (with a whooping sound)
Tuberculosis-fever,fatigue,weight loss,coughing blood

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9
Q

Identify common STDs and the problem they cause?

A

Chlamydia,genital herpes,genital warts,trichomoniasis,gonorrhea,syphilis,PID,HIV/AIDS

Chlamydia-is a bacterial STD that may affect the reproductive organs,urethra,and anus.

Genital herpes-is a viral STD that produces painful blisters,on the genital area.

Genital warts-Are growths or bumps in the genital area caused by certain types of human papilloma virus.

Trichomoniasis-is an STD caused by the protozoan Trichomonas vaginails.

Gonorrhea-is a bacterial STD that affects the mucous membranes of the body,particularly in the genital area.

Syphilis-is a bacterial STD that can affect many parts of the body.

PID-is a general infection of the female reproductive organs.

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10
Q

State how to protect yourself from a STD?

A

Abstinence or a condom.

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11
Q

Explain why abstinence until marriage is the best way to avoid getting an STD?

A

Your body is matured.there is a less like of a chance of getting it because nether of you will have had sexually relationship before.

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12
Q

Define HIV and AIDS?

A

HIV (human immunodeficiency virus)-is a virus that causes AIDS.

AIDS (acquired immunodeficiency syndrome)-is a deadly disease that interferes with the body’s natural ability to fight infection.

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13
Q

Explain how people become infected with HIV and develop AIDS?

A

When the HIV virus attack the T cells,it replaces the cells genetic information with its own and the multiplies.As more T cells are taken over,the immune system becomes weaker.The body can no longer fight off the pathogens that a healthy immune system would destroy.

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14
Q

Describe how to avoid getting HIV and AIDS.

A

Practicing abstinence,avoid drugs and alcohol,and avoid sharing needles.

Practicing abstinence-it is not contagious.

Avoid drugs and alcohol-it can impair your ability to make healthful decisions.

Avoid sharing needles-Needles can carry HIV into your bloodstream.This includes needles that are used for tattoos or body piercings.

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15
Q

Is any condition that with the proper functioning of the body or mind.

A

Disease

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16
Q

Is a disease that can be passed to a person from another person,animal,or object.

A

Communicable disease

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17
Q

Is a disease-causing organisms that are so small they can only b seen through a microscope.

A

Pathogens

18
Q

Is a condition that occurs when pathogens enter the body,multiply,and cause harm.

A

Infection

19
Q

Is the smallest pathogen

A

Viruses

20
Q

Is a tiny one-celled organism

A

Bacteria

21
Q

Are organism that are more complex than bacteria but cannot make their own food.

A

Fungi

22
Q

Are one-celled organisms that are more complex than bacteria.

A

Protozoa

23
Q

Is an organism,such as an insect,that transmits pathogens

A

Vector

24
Q

Or cleanliness

A

Hygiene

25
Q

Is a combination of body defenses made up of the cells,tissues,and organs that fight off pathogens and disease.

A

Immune system

26
Q

Is your body’s ability to resist the germs that cause a particular disease.

A

Immunity

27
Q

Is the body’s response to injury or disease,resulting in a condition of swelling,pain,heat,redness.

A

Inflammation

28
Q

Is a secondary circulatory system that helps the body to fight pathogens and maintains its fluid balance.

A

Lymphatic system

29
Q

The white blood cells in the lymphatic system.

A

Lymphocytes

30
Q

Is any substance released by invading pathogens.

A

Antigen

31
Q

Are the proteins that attach to antigens,keeping them from harming the body.

A

Antibodies

32
Q

Is a preparation of dead or weekend pathogens that cause the immune system to produce antibodies

A

Vaccine

33
Q

Is the length of time that a particular disease can be spread from person to person.

A

Contagious period

34
Q

is a viral disease characterized by a severe sore throat and swelling of the throat and swelling of the lymph glands in the neck and around the throat area.

A

Mononucleosis

35
Q

Is a viral disease of the liver characterized by yellowing of the skin and the eyes.

A

Hepatitis

36
Q

Is a bacterial disease that usually affects the lungs.

A

Tuberculosis

37
Q

Is a serious inflammation of the lungs.

A

Pneumonia

38
Q

Is a sore throat caused by streptococcal bacteria.

A

Strep throat

39
Q

Are infections that are spread from person to person through sexual contact.

A

Sexually transmitted disease

40
Q

Is a virus that causes AIDS

A

HIV

41
Q

Is a deadly disease that interferes with the body’s natural ability to fight off infection.

A

AIDS

42
Q

Is an infection that rarely occurs in a healthy person.

A

Opportunistic infection

43
Q

Is a person who appears healthy but is infected with HIV and can pass it to others.

A

Carrier