★ Immunity Quiz
What is thought of as the primary defenses against pathogens in the human body?
A. Lymphocytes and phagocytes
B. Antibodies and lymphocytes
C. The skin and mucous membranes
D. The circulatory system
Select your answer:
Topics:
Human Anatomy Study Guide Enzymes and Movement of Substances Nutrition Child Development Food System & Nutrients -ology Macromolecules & Nutrients Effect of Exercise on Cardio Respiratory System & Muscular Medical Nursing Eyes Muscle Histology Body Systems Biocomposite Trauma Circulatory & Respiratory SystemOther quiz:
Careers in Health Care › ViewWhat do doctors, registered nurses, and physical therapists have that permits them to legally practice their profession?
A. License
B. Certificate
C. Registration
D. Diploma
Biology › View
Systems make
A. cells.
B. tissues.
C. organisms.
D. organelles.