Chapter 3: Elements of the Skeletal System Flashcards
What is a bone?
Is a living tissue which allows it to grow and repair itself.
What is bone mostly made of?
Collagen and calcium.
What is collagen and what provides to the bone?
Collagen is a protein that a soft framework to the bone.
What is calcium and what provides to the bone?
Calcium is a mineral that adds strength and hardness to the bone.
What is the result of collagen and calcium combination?
Makes the bone flexible. and strong enough to withstand stress.
What is a joint?
The point at which two or more bones are connected.
What is Cartilage?
Is a lining that keeps the bones from grinding against each other.
How does Cartilage is different form a Bone?
Cartilage is softer and more flexible than a bone.
Where is Cartilage found?
In the rib cage, external ear, tip of the nose and intervertebral disks.
What are Ligaments?
Ligaments are strong elastic bands of tissue that join bones to other bones
What is Bursa?
A bursa is a fluid-filled sac that cushions areas subject to friction, such as the shoulder, elbow and knee joint.
