This pigment produced by melanocytes gives skin its color.
What is melanin?
The bone in your upper arm.
Hormone from the pancreas that lowers blood glucose.
What is insulin?
Blood vessels that carry blood towards the heart.
What are veins?
Muscular bag that mixes food with acid.
What is the stomach?
The top protective layer of your skin.
What is the epidermis?
The strong tissue that connects bone to bone.
What is a ligament?
Hormone released when you're stressed ("fight or flight"), also called adrenaline.
What is epinephrine?
Large flat muscle that helps you breathe in.
What is the diaphragm?
Tube that carries food from mouth to stomach.
What is the esophagus?
This organelle is known as the "powerhouse of the cell."
What is the mitochondrion?
Mineral that keeps bones hard and strong.
What is calcium?
Small gland in the neck that controls your metabolism.
What is the thyroid?
Tiny air sacs where oxygen enters the blood.
What are the alveoli?
Greenish fluid made by the liver that breaks down fats.
What is bile?
Country that hosted (and won) the first FIFA Women's World Cup in 1991.
What is the United States?
Type of joint at your shoulder that lets it move in many directions.
What is a ball-and-socket joint?
Protective fatty covering that speeds up nerve impulses.
What is myelin?
What is the epiglottis?
Tube that carries urine from bladder to outside.
What is the urethra?
Protein that makes nails and hair tough.
What is keratin?
Term for a word that is spelled the same forward and backward, like "radar."
What is a palindrome?
Gap between two neurons where signals jump.
What is a synapse?
Tubes that split off the trachea and enter each lung.
What are the bronchi?
Very tiny filtering units inside each kidney.
What are nephrons?