Topics: Respiratory System Quiz
Which body structure protects the lungs from outside harm?
A. Cartilage
B. Tiny Sacs
C. The Rib Cage
Select your answer:

Topics:
Health Nail Enhancement Physical Pharmacy Antimicrobial Pharmacology Forensic Pathology Components of Blood Population Ecology Homeostasis and Disease Fluid and Electrolytes DNA & Types of Reproduction ICU Plasmid MS Neurology Biochemistry/Cells Joints & MovementOther quiz:
Excretory System › ViewThe basic functional units of the kidneys are
A. neurons
B. nephron
C. ureter
D. glomerulus
Properties of the Hair › View
The strong chemical bonds that join amino acids are called
A. convex bonds
B. peptide bonds
C. hydrogen bonds
D. salt bonds