1. The outer ear and the end of the nose are made of______. cartilage osteoblasts spongy bone 2. Most muscles in the body are______muscles. cardiac involuntary skeletal 3. ______is the chemical that gives skin its color Melanin Phosphorus Sodium chloride 4. Vitamin D helps the body absorb______. Calcium Glucose Oxygen 5. When you breathe, your lungs take in oxygen and remove______. Air Carbon Dioxide Nitrogen Dioxide 6. Influenza, AIDS, mumps and measles are all deseases caused by______. Protists Bacteria Viruses 7. ______in cigarette smoke is the greatest contributer to lung cancer. Hydrogen Nicotine Tar 8. The main excretory organs of your body are the kidneys, lungs, and______. Liver Pancreas Skin 9. A tube called the_______leads from the bladder to the outside of the body. Nephron Ureter Urethra 10. Starches are in food such as potatoes and______. Eggs Grains Leafy Vegetables 11. ______are nutrients that help store vitamins and form a cushoning tissue. Carbohydrates Fats Proteins 12.Saturated fats, found in______, are beleived to contribute to high cholestoral and heart desease. Fish Poultry Red Meats 13. The major job of the______is to absorb water from undigested foods. Gall bladder Large intestine Small intestine 14. Egg cells are produced in the______. Ovaries Oviduct Uterus 15. The making of antibodies to inactivate an antigen is an example of______. A vaccine Active immunity Passive immunity 16. A thin, protective membrane, called the______, forms around the embryo. Amniotic sac Placenta Uterine wall 17. The cells of the body that are attacked by HIV are the______. Lymphocytes Platelets Pons 18. The large part of the brain divided into two sections is the______. Cerebellum Cerebrum Midbrain 19. Reflex responces are controlled in your______. Cerebellum Cerebrum Spinal Cord 20. The______controls your sense of balance. Anvil Hammer Inner ear 21. Blood in veins is______. High in oxygen Low in wastes Low in oxygen 22. A stroke can occur if an artery in the______is clogged. Heart Lungs Brain 23. Another name for blood pressure is______. Hypertension Artherosclerosis Leukemia 24. Red blood cells are formed in______. Bone marrow The liver The septum 25. Two examples of noncommunicable deseases are______. Cold and flu Diabetes and smallpox HIV and heart desease
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