7. Using the data presented below, calculate the number of breaths per minute required to satisfy the oxyger needs of a resting person. - on average, 0.207 liter of oxygen at 760 torr are required for every Cal of energy released by the oxidation of food in the body, - at rest, an average 70-kg adult requires about 70 Cal of energy per hour, - at rest only about 0.5 liter of air is exchanged during each breath, TABLE 9.3 The Percentage of N2, O2, and CO2 in Inspired and Expired Air for a Resting person N2 O2 CO2 Inspired air 79.02 20.94 0.04 Expired air 79.2 16.3 4.5

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7. Using the data presented below, calculate the number of breaths per minute required to satisfy the oxygen
needs of a resting person.
- on average, 0.207 liter of oxygen at 760 torr are required for every Cal of energy released by the oxidation
of food in the body,
- at rest, an average 70-kg adult requires about 70 Cal of energy per hour,
at rest only about 0.5 liter of air is exchanged during each breath,
TABLE 9.3 The Percentage of N2, O2, and CO2 in Inspired and Expired Air
for a Resting person
N2
O2
CO2
Inspired air
79.02
20.94
0.04
Expired air
79.2
16.3
4.5
Transcribed Image Text:7. Using the data presented below, calculate the number of breaths per minute required to satisfy the oxygen needs of a resting person. - on average, 0.207 liter of oxygen at 760 torr are required for every Cal of energy released by the oxidation of food in the body, - at rest, an average 70-kg adult requires about 70 Cal of energy per hour, at rest only about 0.5 liter of air is exchanged during each breath, TABLE 9.3 The Percentage of N2, O2, and CO2 in Inspired and Expired Air for a Resting person N2 O2 CO2 Inspired air 79.02 20.94 0.04 Expired air 79.2 16.3 4.5
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