★ Immune System Quiz
White blood cells are the main cells of the immune system. Where are they produced?
A. Bone marrow
B. Veins & arteries
C. Stomach
D. None of the above
Select your answer:
Topics:
Cardiovascular Pathophysiology Tracheostomy Care The Cell Cycle & Cancer Respiratory System Bacteria, Viruses, Protozoa Fungi Asexual Reproduction Life Processes - Digestion and Respiration Wellness Vocabulary Infectious Disease Pathogens, Disease and Immunity Lipid Metabolism Bacteria and Viruses Differentiation and Division of Human Cells Human Eye and Colourful World Effect of Exercise on Cardio Respiratory System & MuscularOther quiz:
Respiratory System › ViewWhat can you do to improve your health when you have asthma?
A. Do exercise
B. Do not breath
C. Sleep more
D. Stay at home and do nothing
Diversity › View
In which the reproductive organs are hidden?
A. Cryptogamae
B. Phanerogamae
C. Gymnosperms
D. angiosperms