Communicable Diseases and Immune System

What defines a communicable disease?

• A disease caused by genetic factors.

• A disease that can be spread from person to person.

• A disease resulting from poor diet.

• A disease that only affects mental well-being.

How are communicable diseases typically spread?

• Through genetic inheritance.

• By pathogens like bacteria or viruses.

• Due to high levels of stress.

• Through exposure to harmful chemicals.

What are pathogens?

• Beneficial microorganisms.

• Substances that cause allergies.

• Disease-causing agents like bacteria or viruses.

• Chemicals that harm the body.

Which of the following best describes a non-communicable disease?

• A disease spread by pathogens.

• A disease that can be transmitted through contact.

• A disease that cannot be passed from person to person.

• A disease caused by viruses.

How is health defined?

• The absence of physical illness.

• The state of physical and mental well-being.

• The ability to fight off pathogens.

• The lack of exposure to harmful chemicals.

Besides communicable and non-communicable diseases, what other factors can cause ill health?

• Regular exercise and balanced diet.

• Good hygiene practices.

• Poor diet, high stress, and exposure to harmful chemicals.

• Strong immune system.

What type of disease is Tuberculosis (TB)?

• A non-communicable genetic disorder.

• A communicable lung disease.

• A mental illness.

• An allergy triggered by the immune system.

What is the primary effect of having a defective immune system?

• Increased resistance to all diseases.

• Higher likelihood of suffering from infectious diseases.

• Reduced risk of developing allergies.

• Improved physical and mental well-being.

How does HIV affect a person's susceptibility to Tuberculosis (TB)?

• HIV directly causes TB.

• HIV strengthens the immune system, preventing TB.

• HIV leads to a defective immune system, increasing the risk of TB.

• HIV has no known interaction with TB.

In most people, how is the Human papilloma virus (HPV) characterized?

• Extremely dangerous and always causes cancer.

• Extremely common and essentially harmless.

• A rare virus that only affects the immune system.

• A bacterial infection.