Study

Keeping Healthy

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  • How do bacteria cause disease
    reproduce and release toxins
  • Which blood vessel carries blood at a lower pressure
    veins
  • How do we treat bacterial infection
    antibiotics
  • How can we prevent viruses
    vaccination
  • Name 4 parts of the lungs
    Trachea, bronchi, bronchioles, alveoli
  • What is a tissue?
    Group of cells with similar characteristics
  • What is the function of the heart
    Pump blood around the body
  • what do painkillers do?
    treat symptoms/kill pain
  • Name an organ
    heart, lungs, liver etc
  • What are our main physical barriers to disease
    skin, nose, trachea, hair, stomach
  • Which type of respiration releases the most energy?
    aerobic
  • What is an disadvantage of vaccination?
    Side effects/expensive
  • Which side of the heart pumps oxygenated blood?
    Left
  • Which blood vessel contains valves?
    veins
  • How do viruses cause disease
    invade a host, duplicate, burst
  • What is a pathogen?
    Microorganism which causes disease
  • EQ anaerobic respiration in animals
    Glucose --> Lactic Acid
  • Name the 4 chambers of the heart
    left and right atrium, left and right ventricle
  • EQ for aerobic respiration
    Glucose + Oxygen --> Carbon Dioxide + Water
  • What is an advantage of vaccination?
    Prevent spread of disease
  • What is the thickest blood vessel?
    Artery
  • EQ anaerobic respiration in yeast/plants
    Glucose --> Carbon Dioxide + Ethanol
  • What do platelets do?
    Clot blood to form a scab
  • 4 types of pathogen
    Bacteria virus protist fungi
  • What is the role of the Red Blood Cell?
    Carry oxygen around the body
  • Which side of the heart pumps deoxygenated blood?
    Right
  • What do white blood cells do?
    eat pathogen, produce antibodies and antitoxins