BREATHING and EXCHANGE OF GASES
278131
Which of the following statements is not true?
1 The partial pressure of oxygen in deoxygenated blood is$40\text{ }\!\!~\!\!\text{ mmHg}$
2 The partial pressure of oxygen in oxygenated blood is$95\text{ }\!\!~\!\!\text{ mmHg}$
3 The partial pressure of oxygen in the alveolar air is$104\text{ }\!\!~\!\!\text{ mmHg}$
4 The partial pressure of carbon dioxide in deoxygenated blood is$95\text{ }\!\!~\!\!\text{ mmHg}$