★ Circulatory & Respiratory Quiz
After air moves through the pharynx it continues downward. The _____, or windpipe, directs the air into 2 separate branches or tubes.
A. mucus
B. trachea
C. larynx
D. epiglottis
Select your answer:
Topics:
Limitation of Senses Dermis Levels of Organization Immunity and Vaccines 5 Major Food Groups Monoclonal Antibodies Advanced Stretching SM2 Infectious Diseases & the WHO Immunity & Cancer Types of Immunity Hemodynamics Gaseous Exchange in Humans Nutrition and Human Digestive System Sensory System Key Terms Tissues VocabularyOther quiz:
Biology for Engineers › ViewAlleles are
A. different pheotype
B. true breeding homozygotes
C. different molecular forms of gene
D. heterozygotes
Food and Nutrition › View
Starch is broken down into smaller molecules called:
A. salts
B. proteins
C. sugars
D. amino acids