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WorksheetsCB5 Health and disease
Total questions: 30
Worksheet time: 15mins
What is the first step in the life cycle of a pathogen?
Infect a host
Reproduce of replicate
Spread
What type of diseases are transmitted?
Inherited
Communicable
Deficiency
What type of pathogen causes cholera?
Virus
Fungus
Bacterium
Which of these is a vector?
Badgers
Malaria
Tuberculosis
Which of these is caused by a viral pathogen?
Ash dieback
AIDS
Cholera
Which of these prevents the spread of diseases?
Oral contraception
Genetic modification
Sterilising water
How is tuberculosis often transmitted?
Via uncooked food
Via dirty water
Through the air
What type of pathogen causes tuberculosis?
Virus
Fungus
Bacterium
Which of these is a symptom of cholera?
Lung damage
Diarrhoea
Bleeding gums
Which of these is a sexually-transmitted infection?
Chlamydia
Cholera
Tuberculosis
Which of these is a chemical defence against infection?
Tears
Skin
Cilia
What type of cells engulfs pathogens?
Red blood cells
Phagocytes
Lymphocytes
Which molecule neutralises substances produced by pathogens?
Antigens
Antibodies
Antitoxins
What do antibiotics kill?
Viruses only
Bacteria and viruses
Bacteria only
Who discovered the first antibiotic?
Charles Darwin
Alexandar Flemming
Marie Curie
Which of these is a non-specific defence against disease?
Antibodies
Lymphocytes
Skin
Which of these do lymphocytes produce?
Antigens
Antibodies
Antibiotics
What is true of white blood cells in a second exposure to infection?
They are produced more rapidly and in greater numbers
They are produced more slowly but in greater numbers
They are produced more rapidly but in lower numbers
What does efficacy of a drug mean?
Effectiveness
Toxicity
Dosage
What is the second step in testing drugs?
Preclinical trials
Animal testing
Human clinical trials
What term describes a link between a factor and a corresponding disease?
Risk factor
Causation
Correlation
What do antibodies bind to on a pathogen?
Antitoxins
Antigens
Toxins
Which of the following is a major risk factor in developing cardiovascular disease?
Pathogens
Obesity
Statin drugs
Which organ in the body can regenerate?
Heart
Brain
Liver
What type of drug is alcohol?
Depressant
Stimulant
Hallucinogen
What hormone reduces blood sugar?
Glycogen
Insulin
Adrenaline
Which of the following is the best definition of a non-communicable disease?
A disease that is spread by the transfer of pathogens
A disorder you inherit from your parents
A disease that cannot be transferred from person to person
Which of the following best explains how cigarettes cause lung cancer?
Smoking cigarettes transfers viruses that cause cancers
Cigarettes contains nicotine
Cigarette smoke contains chemical carcinogens
If in an investigation, two sets of data show a correlation, what must a scientist do to establish that it was a change in one variable that led to a change in the other?
Increase the sample size in the investigation
Look for a possible mechanism by which one variable might affect the other?
Carry out a statistical analysis on the two sets of data
Which two measurements are needed to calculate BMI?
Weight and height
Weight and age
Waist and hip sizes
