2. (a) Both myoglobin and haemoglobin bind oxygen. If muscle did not contain myoglobin, what would happen during heavy exercise?
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- Which of the following statements about the oxygen-binding curves is FALSE?Please discuss below how the relaxation of smooth muscle will alter lung capacities, with special attention given to how relaxation will impact airway diameter, airway resistance, and oxygen uptake (inspiration/inhalation)At low pO2, Myoglobin’s O2 binding affinity is ______ that of Hb. a essentially the same as b higher than c lower than
- a) How much more O2 can be transported by the blood when erythrocytesleave the lungs? Consider that a normal adult has a concentration of 15 g hemoglobin/100 mL of bloodand that the hemoglobin is 98% saturated with O2 at the usual pO2 of 100 torr in the lung at sea level. b) On the basis of the graph, explain how myoglobin facilitates the diffusion of O2 through muscle cells. Would myoglobin be effective as an O2-transport protein in cells of other tissues? Explain.Would breathing pure oxygen cause a large increase in oxygentransport by the blood in a healthy person?List the effects of PCO2 on the oxygen flow?
- In most tissues, if the temperature is increased by 10°C, how much is the rate of respiration increased?Exercise can trigger symptoms of AMS due to which of the following? low partial pressure of oxygen low atmospheric pressure abnormal neural signals small venous reserve of oxygenDescribe the neural factors involved in increasing ventilation during exercise.
- Compare and contrast the oxygen binding pockets of myoglobin and haemoglobin.State Boyle’s Law and relate this law to the specific sequence of events (muscle contractions/relaxations and pressure/volume changes) causing inspiration and expiration.Anaerobic respiration releases ATP faster than aerobic respiration. True or False?