Select your answer:

Topics:
Muscle pathophysiology Cell Review Careers in Health Care Corona SCI CH2-1 Pathology - Chronic Inflammation Teeth & Microbes Lipid Metabolism Anatomy - Muscle Contraction and Growth Nervous, Musculoskeletal Systems, Integumentary Systems Population Genetics Environment Medicinal use of Microorganisims Autism Awareness Cell Cycle ProblemsOther quiz:
Immune System › ViewWhich of the following prevents pathogens from ever entering the body?
A. skin
B. sneezing
C. immunity
D. antibodies
Excretion in Humans › View
The basic functional unit of human kidney is
A. henle’s loop
B. nephron
C. nephridia