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Human Anatomy and Physiology - Types of Tissues Healthcare Delivery Systems and Insurance Food and Health & Bones and Muscles Kinetics Diabetes Pituitary, Thyroid and Adrenal RDA Dental Caries Endocrine System Disorders Bacteria Healthcare Systems and Settings Circulation of Blood Endocrine System Terms Microbes Multicellular Organisms: Organisation Cell Theory and Cellular StructureOther quiz:
History of Immunology › ViewWho discovered attenuated vaccine?
A. Edward jenner
B. Louis Pasteur
C. Almorth
Respiration Anatomy and Physiology › View
a cartilaginous structure that allows air to pass from the nose and mouth into the lungs
A. trachea
B. bronchi
C. lungs
D. ribs