During inhalation, the diaphragm ____ and the lungs expand. ... | MedicalQuiz.Net

★ PBS Routine Testing Quiz

During inhalation, the diaphragm ____ and the lungs expand.

A. contracts

B. relaxes

Select your answer:

Topics:

World Health Day Anatomy Orthopedics Skeletal System Cell Theory and Cell Organelles Cardiovascular System Terminology Blood Formation and Clotting Germs Hospital Unit Eye Histology The Digestive System Cell Injury Nutrition in Animals Embryology Diabetes

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Which system includes the heart and blood vessels?
A. respiratory
B. circulatory
C. nervous
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What is the top layer of the skin called?

A. Dermis

B. Subcutaneous layer

C. Epidermis

D. Matrix

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