Human Body Organs: Form & Function
Test your knowledge about the amazing organs that keep our bodies running!
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Quiz Questions & Answers
Review every prompt, the correct responses, and helpful context to prep for your own run-through.
Question 1: Which organ can regenerate itself even if up to 75% of it is removed?
Lung
Liver
Kidney
Heart
Question 2: What happens to your stomach if you skip meals?
It shrinks permanently
It begins to digest itself
It produces more acid
It stops producing enzymes
Question 3: Which organ consumes the most energy in your body at rest?
Brain
Heart
Muscles
Liver
Question 4: What unique feature allows the small intestine to absorb nutrients efficiently?
Multiple chambers
Acid production
Thick muscles
Villi
Question 5: Which organ produces hormones that regulate blood sugar?
Liver
Gallbladder
Pancreas
Kidney
Question 6: What makes the heart muscle unique compared to other muscles?
It only works during day
It requires conscious control
It can't repair itself
It never gets tired
Question 7: Which organ is responsible for producing most of your body's blood cells?
Bone marrow
Spleen
Liver
Lymph nodes
Question 8: What happens to your kidneys when you're dehydrated?
They produce more water
They expand in size
They shut down completely
They concentrate urine