1) The function of the respiratory system is to get .... into the body and ........ and waste products out of the body. a) carbon dioxide.....oxygen b) oxygen.....carbon dioxide c) nitrogen..... carbon dioxide d) oxygen.....nitrogen 2) The main parts of the respiratory system are the lungs, air passages and what other part of the body? a) head b) skeleton c) heart d) diaphragm 3) Gaseous exchange takes place in what part of the lungs? a) alveoli b) bronchioles c) bronchi d) larynx 4) The trachea (windpipe) has rings of what along its length to allow the tube to be flexible and to keep the airway open? a) bones b) tendons c) ligaments d) cartilage 5) When we breathe in the intercostal muscles....and the air pressure is..... a) contract.....increased b) relax......increased c) contract.....reduced d) relax.....reduced 6) The formula for aerobic respiration is: ........+oxygen > carbon dioxide + water + energy. a) lactic acid b) glucose c) heat d) haemoglobin 7) When would a badminton player use anaerobic respiration instead of aerobic respiration, when on the court? a) when making a shot b) when moving from position to position c) when waiting to receive a serve 8) Maximal muscular contractions can continue for around how long, until the lactic acid system takes over? a) twenty seconds b) two seconds c) one minute d) eight seconds 9) Which of the following is NOT an immediate effect of exercise on the muscles? a) glycogen stored in the muscles and liver is released to allow muscle to work b) build up of lactic acid during anaerobic exercise causing cramp c) increased fuel demands d) cardiac muscle does not have to work as hard as heartbeat increases 10) Air leaves the trachea and then passes through where? a) alveoli b) bronchioles c) bronchi d) larynx 11) The percentage of oxygen in exhaled air is about how much? a) 6% b) 16% c) 26% d) 36% 12) Which of the following gives the correct effects of exercise on breathing? a) Tidal volume increases, increased carbon dioxide exhaled, breaths per minute increases b) Tidal volume decreases, increased carbon dioxide inhaled, residual volume increases c) Vital capacity increases, residual volume increases, tidal volume decreases d) breaths per minute increases, residual volume stays the same, tidal volume decreases 13) During exercise the vital capacity shows a slight decrease and the residual volume shows a slight increase. True or false? a) True b) False

respiratory system quiz

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