★ Immune System Quiz
The main function of this system is to protect us from infection and disease.
A. digestive system
B. Immune system
C. respiratory system
Select your answer:
Topics:
3M Micropara Dermatosis Hazards & Risks Enzyme Eyes and Hearing Renal System - Pharmacology Virus Pathogens Teeth & Microbes Confusion, Dementia, & Alzheimers Disease Skin and Derivatives Food Human Brain DNA Structure and Function HNBS InternOther quiz:
Pancreas › ViewA gland which secretes directly into the bloodstream.
A. Endocrine
B. Exocrine
Bones, Joints and Muscles › View
All your bones form or make up your _________?
A. Ribs
B. Tendons
C. Skeleton
D. Joints