This molecule is carried by your red blood cells to every cell of your body.
What is oxygen?
What is calcium?
This system sends messages faster. (nervous or endocrine)?
What is the nervous system?
What organ does food pass through first, the small or large intestine?
What is the small intestine?
This molecule gives our skin, hair and eyes their color and helps protect us against UV light.
What is melanin?
What blood vessel brings blood AWAY from the heart?
What are arteries?
This tough band of connective tissue attaches bones together.
What is a ligament?
The nervous system is made of many nerve cells called...
What are neurons?
Breaking down the food you eat into usable nutrients is called...
What is a pathogen?
This grape-like structure in your lungs allows for gas exchange with your capillaries.
What are the alveoli?
This type of muscle tissue is found in your digestive system and helps you digest your food and move it through your body.
What is smooth muscle?
What are hormones?
This organ filters your body's blood and creates urine (pee).
What is the kidney?
When sebum and bacteria get stuck in a pore, what can happen?
What is acne?
These heart chambers receive blood but don't pump.
What are the atria?
This bone disease happens mostly in older women, and is a decrease in the bones' density. This disease can lead to bones breaking more easily.
What is osteoporosis?
They travel through the blood/ blood vessels.
How does the stomach help digest food?
-Creates stomach acid
-Churning (mechanical digestion)
Your body creates these molecules to bind to pathogens and mark them for destruction by the immune system.
What is an antibody?
This heart chamber pumps blood to the lungs.
What is the right ventricle?
What is cartilage?
This hormone, released by the pancreas, is what allows glucose (sugar) into your body's cells.
What is insulin?
This structure, located in the small intestine, absorbs nutrients from the food you eat.
What are villi?
These markers, present on viruses and bacteria, are used by your immune system to target the pathogen. They are present in vaccines to build immunity.
What are antigens?