Preventing Communicable Diseases 1 - 10 /

Select the statement that BEST describes the specific roles of white blood cells in the immune response. A. Platelets and antigens are types of white blood cells that control the immune response. B. T cells and C cells produce antigens that are able to recognize and attack cells with antibodies. C. Platelets and red blood cells produce antigens, which allows T cells and B cells to recognize antibodies. D. T cells attack antigens on foreign substances and B cells produce antibodies.

Which of the following terms is NOT used to refer to white blood cells? A. T Cell B. Phagocyte C. Platelet D. B Cell

A radio announcement advises people to boil their water before drinking it or cooking with it. Which of the following BEST explains why a health services department would broadcast this announcement? A. It wants to help prevent the spread of communicable diseases through contaminated water. B. It wants to regulate how water is used to ensure that it is not wasted. C. It wants to help people prevent the spread of communicable diseases through contaminated food. D. It wants to help people recover from an illness by drinking clean, safe water.

A product claims that it will boost your immune health. Which of the following would be the BEST response to such a claim? A. The only way to boost your immune health is to lose weight and sleep more. B. Vaccinations are the only thing that research has shown can benefit an individual's immune system. C. Multiple research studies have proven the value of many different foods and vitamins on your immune health. D. Products are not proven to increase immune health, but research shows that a healthy lifestyle will benefit your immune system

If asked whether exercise is important for keeping optimal immune health, what would be the BEST answer? A. No, the only way to boost immune health is to receive regular doctor's checkups. B. No, the only way to boost your immune system is to eat a healthy diet. C. Yes, daily exercise can boost your immune health. D. Yes, daily exercise increases stress, which can increase your immune health.

The inflammatory response involves chemical and physical barriers that help protect the body from harmful substances. T F

Getting enough rest and eating healthy foods help to maintain a healthy immune system. T F

White blood cells use __________ to help identify foreign substances in the body. A. platelets and white blood cells B. antibodies and antigens C. enzymes and red blood cells D. white blood cells and red blood cells

In order to maintain optimal community health, the BEST plan for communities would be to __________. A. decrease vaccinations and research new treatments and cures B. create laws that control public behavior, like hand washing and blowing your nose C. provide community support to elders who are sick and need healthcare treatment D. provide health services and regulate food and water supplies

Why are regular visits to the doctor important for maintaining your optimal immune health? A. to be sure that your overall health is good and to receive the necessary vaccinations B. to identify any problems with your immune system early and to increase the stress you are under C. to help avoid making contact with sick people and evaluate your weight D. to check on the status of your growth and maintain your weight

Doctors often advise a combination of treatments to eradicate an infection and treat symptoms. T F

An individual is infected with a pathogen that absorbs nutrients from its environment. In which category does this pathogen belong? A. bacteria B. fungi C. protozoa D. virus

Which of the following health services should communities NOT provide to prevent and treat communicable diseases? A. warn citizens of potential threats B. provide regulations for food and water supplies C. support communities with vaccinations and health clinics D. eliminate diseases by adding medicine to drinking water

Vector contact involves contact with __________. A. an infected surface B. contaminated water C. an infected organism D. a carrier organism

Explain the two ways that waterborne pathogens can be transmitted.

If you were to be diagnosed with strep throat, you could be treated with an antibiotic because __________. A. strep throat is a virus and antibiotics are effective in treating viruses B. strep throat is a protozoan and antibiotics are often used to treat protozoan infections C. strep throat is a fungal infection that responds well to antibiotics D. strep throat is a bacterial infection that can be eradicated with antibiotic treatment

Which statement BEST describes a treatment for a contagious illness? A. Bacteria, molds, or synthetic substances are used to create antibiotics, which are the most successful treatment for bacterial illnesses. B. Viral infections are best treated with antibiotics and vaccines, which are made from the pathogen that they are meant to treat. C. Treatment for fungal infections is made from different forms of molds, which can be taken orally or topically. D. Vaccines are made from molds and bacteria and are used to treat and prevent different viral infections.

Hand washing is an important behavior that can help cut down your chances of becoming sick with a communicable disease. T F

Which of the following is a chemical barrier that is able to destroy the cell walls of certain harmful bacteria? A. mucus membranes B. skin C. white blood cells D. enzymes in tears

Angela is not feeling well and thinks she's coming down with a cold. Which of the following is the BEST action to take in order to prevent spreading her cold? A. Angela is going to wash her hands frequently and go to school late. B. Angela avoids using any of her friends' personal items at school. C. Angela is going to keep her distance from other people by skipping school and going to the mall. D. Angela is going to stay home from school and is going to keep her distance from her family.

Pathogens are disease-causing agents. T F

Some pathogens can be transmitted between people and infected animals. T F

If a doctor examines a blood sample under a microscope and finds genetic material surrounded by a protein coat, the doctor is looking at __________. A. bacteria B. a virus C. fungi D. protozoa

An organism that carries a pathogen is called a __________. A. pathogen B. contaminant C. fungus D. vector

What are two uses for vaccines?