human_body_revision
- 1. S1 Biology Revision 1. Name 2 characteristics exhibited by living things and describe their importance 2. Answer the following questions about the heart: (i) How many chambers does it have? (ii) What are the name of the chambers? (iii) Which side of the heart receives blood low in oxygen and pumps it to the lungs? (iv) Which side of the heart receives blood rich in oxygen and pumps it to the body? (v) What stops the blood flowing backwards? (vi) Name the major vein that delivers blood from the body to the right atrium (vii) Name the major artery that carries blood out of the heart to the rest of the body (viii) State 3 lifestyle choices a person can do to maintain a healthy heart
- 2. 3. Match the factor being measured to the instrument used Factor Instrument Vital capacity Stethoscope Blood pressure Peak flow meter Heart rate Dynamometer Peak flow Sphygmomanometer Muscle strength Breathing volume bag 4. Fill in the blanks below: During exercise our body needs more o__________ and food to be delivered to our cells for more e________. Our breathing rate increases to collect more oxygen, the heart p______ faster to deliver the food and oxygen to our tissues. 5. State 2 differences between inhaled and exhaled air 6. Answer the following questions about the lungs: (i) How does air enter our body? (ii) Complete the passage below: The windpipe divides into 2 branches called the left b_________ and the right b________. Each bronchus divides into several branches called b_______________. The bronchioles end in microscopic a_____ s_______. Once the air reaches the air sac,
- 3. oxygen will pass into the b__________. C_________ d________ moves in the opposite direction. 7. What do we mean by vital capacity and what do you use to measure it? 8. Describe how to find your peak flow. 9. Put the following parts of the digestive system in the right order anus, oesophagus , rectum, small intestine, mouth, stomach, large intestine 10. At what age do people in the UK get screened for bowel cancer? 11.State the 3 functions of the skeleton? 12. Name the mineral and vitamin required for strong bones. 13. Name a condition that can affect the bones, describe the symptoms and effects on the individual’s quality of life.
- 4. 14. Label the following diagrams