★ Respiratory System Quiz
Which part of the human respiratory system is a thin, moist membranous structure where gas exchange occurs?
A. trachea
B. bronchus
C. epiglottis
D. alveolus
Select your answer:
Topics:
Parts of the Skin Human Body and Pathogens Degeneration Pathology Teeth & Microbes Nutrition and Human Digestive System Integumentary System Antimicrobial Pharmacology First Aid Bleeding SCI CH2-1 Haematology Herd Immunity Cellular Components Body Systems Cell Cycle Problems Parts of Human BodyOther quiz:
Digestive System › ViewWhat does the mouth do?
A. Break down the food to make it easier to swallow
B. Slows down jaws
C. Nothing
D. Neither
Muscle Anatomy › View
Skeletal Muscle contraction is initiated when the ________ sends a message to the muscle cell.
A. Muscle cell
B. Gland
C. Neuron
D. None of the above