What is three?
What is the largest organ in the body?
What is the skin?
What is the tibia and fibula?
What are the three parts of the nervous system?
What is the largest muscle in the body?
What is the gluteus maximus?
How much of your body weight does the skin account for?
What is 10-15%?
What is superior?
What is the name of your jaw bone (lower jaw)?
What is the mandible?
What are the two main divisions of the PNS?
What are the autonomic and somatic nervous systems?
How many skeletal muscles are in the body?
What is about 650?
What protein helps form the hair, skin, and nails?
What is keratin?
How often do you blink each minute?
What is 15-20 times?
What is the smallest bone in your body?
What is the stapes?
What is the largest part of the brain?
What is the cerebrum?
What is the strongest muscle?
What is the masseter muscle (jaw)?
What is the average surface area of the skin?
What is 2 square meters (22 square feet)?
What is the fastest growing fingernail?
What is the middle finger?
What is the name of the middle section of your spine?
What is the thoracic vertebrae?
How many pairs of nerves are in the spinal cord?
What is 31 pairs?
What is the stapedius muscle?
What disorder causes the skin to thicken and form large, yellow-brown plates?
What is Harlequin ichthyosis?
How much saliva is produced each day?
At what age do you have the most amount of bones?
What is a baby?
What is 224 miles per hour?