Skeletal System Flashcards
The inner framework of the body
Skeletal System
How many percent of an adult’s body is bones?
About 20 percent
How many bones is in an adult’s body?
206
How do you call your back bone?
Vertebral column
How do you call the small bones of the vertebral column?
Vertebrae or vertebra (singular)
Which bone protects our brain?
Skull
Which bone protects our heart and lungs?
Breastbone and ribs
What minerals does the bones release?
Calcium and Phosphorus
Where does the 2 bones come together?
Joint
Which joints allows a wide range of movements?
Movable Joints
Which joints allow little to no movements?
Immovable Joints
What do you call the strong connective tissues in movable joints?
Ligaments
What connective tissue covers the end or the bones?
Cartilage
Joint that allows forward and backward movements
Hinge Joints
Example of Hinge Joints
Knees and Elbows
