Health Science Revision Questions Grade 10 PDF

Health Science Revision Questions Grade 10 What is the meaning of the following Immune System The body's defense mechanism that protects against diseases and infections by recognizing and fighting off harmful substances. Antigen: A foreign substance (such as a virus or bacteria) that triggers an im...

Health Science Revision Questions Grade 10 What is the meaning of the following Immune System The body's defense mechanism that protects against diseases and infections by recognizing and fighting off harmful substances. Antigen: A foreign substance (such as a virus or bacteria) that triggers an immune response in the body. Antibody: Proteins produced by the immune system in response to the presence of antigens; they help to neutralize or eliminate harmful substances. Pathogen: A microorganism that causes diseases, such as bacteria, viruses, or fungi. Inflammation: The body's response to injury or infection, characterized by redness, swelling, heat, and pain as the immune system works to heal the affected area. Parts of Immune system Does immune system work only when someone is sick? No, it works all the time to defend the body against pathogens.  What is the main purpose of the red lump and itch that appear after a mosquito bite? To protect against infection. 2. How many leukocytes are there on average in every microliter of blood? 4,000-11,000 What is the main function of phagocytes in the immune response? Consuming foreign cells What benefit does the immune system provide over time? Development of long-term immunity. Assess the impact of lifestyle choices on the immune system and draw conclusions based on your findings. Healthy and good Lifestyle, like healthy food and exercise improve immunity and strengthen immune system ,but bad lifestyle weakens the immunity of the body. What is the main function of the Immune system? Protect the body against infections and diseases What is the purpose of antibodies in the Immune system? Identify and neutralize harmful substances. List some reasons and habits the strengthen Immune system. Drinking enough water Eating healthy food Good lifestyle Exercise Manging stress Fruits and vegetables Clean environment Vaccination sleeping for 8-9 hours. List some reasons and habits the strengthen Immune system. Dehydration (Drinking less water) Eating fast food Bad lifestyle Siting all the time Stress Too many sweets Polluted environment  Smoking Sleeping for few hours every night Parts of Nervous System Signs and symptoms of Parkinson’s disease Signs and symptoms of Alzheimer’s disease Both Parkinson’s and Alzheimer’s are degenerative diseases What are the parts of the digestive system? What is the function of the digestive system? Breaking down food into simpler and smaller substances that can pass through the blood to all the cells of the body. What is food intolerance? Describe each job of health professionals. Emergency worker Are on the frontline of saving lives and include health professionals who are trained to provide immediate medical assistance. Audiologist, The job is to understand, identify and treat hearing disorders. Optometrists Identify vision problems by performing eye examinations. A surgeon A person who performs invasive medical procedures and surgeries on patients, usually to correct a medical condition. A dentist Doing dental restoration, preparing, and fitting bridges, crowns, and dentures, and speaking with patients about oral health A psychiatrist. To diagnose and treat behavioural, emotional, and mental disorders. A physical therapist They help athlete recover for a game or a car accident victim regain the ability to walk. Most of these professionals’ work in physical therapy clinics or rehabilitation centres. Veterinarian Helping to ensure the health of our pets and animals. A dermatologist A doctor who specializes in conditions involving the skin, hair, and nails. A paediatrician A physician that specializes in children.