★ Immunity Quiz
What is directly responsible for allergic symptoms, including a runny nose or itchy eyes?
A. pathogens
B. antigens
C. histamine
D. T-lymphocytes
Select your answer:
Topics:
Water Macromolecules Circulatory System Disease as a Failure of Homeostasis Germs & Diseases Lifestyle Diseases Immune System Disease & Immunity Disabilities Biochemistry/Cells Food Nutrition form 2 Toxicology Careers in Health Care Heredity and Living Cells Urinalysis/ Immunology Make upOther quiz:
Circulatory System › ViewThe Pulmonary vein carries ______ blood.
A. pure blood
B. impure blood
C. both a and b
D. none of these
Skin Structure › View
What produces sebum?
A. artery
B. sweat gland
C. salivary gland
D. sebaceous gland