★ All About Blood Quiz
TRUE or FALSE? White blood cells help to fight off disease and infection. They destroy harmful bacteria.
A. TRUE
B. FALSE
Select your answer:

Topics:
Respiratory System Med Term Latin & Greek in Medicine Soldiers of Defense Disease Prevention Non-Communicable Disease Fluid Therapy Thyroid Disease Cells and Organ Systems Bacterial Cell Structure HHB Immunology Forensic Pathology (Autopsy) Assessment Heart Non-infectious Disease Circulatory System VitaminsOther quiz:
Digestive System › ViewWhat is the flap of tissue that covers the opening of the trachea called?
A. Uvula
B. Epiglottis
C. Larynx
D. Pharynx
Anatomy Respiratory System › View
Volume of air left in lungs after a forceful exhalation
A. tidal volume
B. functional residual capacity
C. total lung capacity
D. residual volume