★ Pathophysiology Quiz
The ____ is a group of organs and specialized cells that protect us from pathogens.
A. immune system
B. skeletal system
C. respiratory system
D. integumentary system
Select your answer:

Topics:
Excretion Organisms Linked Gene Diseases of The Digestive System Sports Medicine Animal Nutrition Male Reproductive System Cells & Body Systems Genetics and Censorship Selective Breeding Bone Marrow Histology Muscular System NCHSE Diabetes Mellitus Endocrinology Kidney - Loop of HenléOther quiz:
Skull › ViewThis bone is the:
A. Temporal Bone
B. Zygomatic Bone
C. Parietal Bone
D. Mandible
Hematology › View
Where does B cell production primarily occur in humans?
A. Bone marrow
B. Thymus
C. Spleen
D. Liver