Mouth-to-mouth breathing delivers_____% oxygen into the subject’s respiratory system:
Correct Answer: 16%
Description: In mouth-to-mouth breathing, exhaled air is delivered into the subject's respiratory system. This exhaled air is a mixture of dead space air (about 20% oxygen) and the alveolar air (about 10% oxygen). Hence, the delivered air contains about 16% oxygen, along with CO2 and nitrogen.
Category:
Physiology
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now