Topics: Breathing System Quiz
What is the percentage of nitrogen in inhaled air?
A. 78%
B. 21%
C. 0.04%
D. Variable
Select your answer:

Topics:
Skeleton World Health Day Innate Immunity Blood clotting Biotechnology Cardiovascular System Infant Nutrition Fat ADVBIO Genetics Physiothearpy in Neurology Head and Neck Anatomy Parts of the Body Renal Pharmacology Pituitary, Thyroid and Adrenal Physical PharmacyOther quiz:
Pharmacology › ViewThe non-drowsy substance means that we feel sleepy.
A. FALSE
B. TRUE
Pathology › View
If undigested stomach contents are present, then death occurred:
A. 0-2 hours after last meal
B. 4-5 hours after last meal
C. Not enough information is given to determine
D. 24 hours after last meal