Dual Gender Human Muscle Model on Metal Stand, 3/4 Life-Size, 45 PartStanding over 4 1 2 feet tall, this 3 4 life size human replica depicts deep and superficial musculature in addition to the body's major nerves, vessels, tissues and organs in exquisite detail. The internal organs are removable (45 pieces in all) to reveal the fundamental interrelationships of human morphology. Remove the calvarium to view the 3 part removable brain. Look beneath the liver to reveal the gallbladder and bile duct. Peer inside the