Bone Basics
The hardest substance in the human body?
What is enamel
What is the outer, hard layer of bone called?
What is compact bone
What is a place where two bones meet called
What is a joint
What bone protects the brain?
What is the skull
What bone is the upper arm bone?
What is the humerus
How many bones are in the adult human body?
What is 206
What is the spongy inner part of bone called?
What is cancellous
What type of joint allows movement in one direction
What is a hinge joint
How many vertebrae are in the spinal column?
What is 33
What bones make up the forearm?
What are the radius and ulna
What two minerals make bones strong?
What are calcium and phosphorus
What connective tissue covers the surface of bones?
What is the periosteum
What type of joint allows movement in all directions?
What is a ball-and-socket joint
What bone is known as the breastbone?
What is the sternum
What is the largest bone in the human body?
What is the femur
The soft tissue inside bones that makes blood cells is called what?
What is bone marrow
What is the shaft of a long bone called?
What is the diaphysis
What is the flexible tissue that cushions joints?
What is cartilage
What tiny bones in the ear help us hear?
What are the ossicles
What bones make up the shoulder girdle?
What are the clavicle and scapula
What type of bone cell breaks down bone tissue?
What is an osteoclast
What are the ends of a long bone called?
What are the epiphyses
What is the tough, fibrous tissue connecting bones to other bones?
What is a ligament
What is the horseshoe-shaped bone in the neck that supports the tongue?
What is the hyoid bone
What bones make up the pelvic girdle?
What are the ilium, ischium, and pubis