Body Systems
Provides support and rigidity to the body and stores calcium.
What is the skeletal system?
The most freely movable joints in the body.
What is the ball-and-socket joint?
What are the temporalis and masseter muscles?
The long, straight shaft of a long bone.
What is the diaphysis?
Strong bands of fibrous connective tissue that connects bones to other bones.
What are ligaments?
Carries materials to and from the cells.
What is the circulatory system?
Allows only a back and forth movement in a single plane.
What is a hinge joint?
Shoulder muscles that allow you to pull your shoulders back and help pull your head up.
What are the trapezius muscles?
Special tissue that manufactures red blood cells and white blood cells for the body's circulatory and immune systems.
What is red marrow?
The tough, translucent sheath that surrounds a skeletal muscle and binds it together.
What is the fascia?
Protects the body from disease.
What is the immune system?
Allows only rotating movement in which a bone rotates in place against another bone.
What is the pivot joint?
Type of involuntary muscle that is not striated.
What is smooth muscle?
Special cells that constantly move through your bones, removing old materials to make room for new.
What are osteoclasts?
Made up of 80 bones that constitute the head and spine and is known as the "backbone" of the skeletal system.
What is the axial skeleton?
Rids the body of wastes.
Consists of a bone with a convex surface that fits into a concave portion of another bone.
What is an ellipsoid joint?
Muscle which connects the temporal bones of the skull to the sternum and clavicles.
What is the sternocleidomastoid muscle?
Process by which cartilage is replaced by bone.
What is ossification?
Tough membranes made of fibrous connective tissue that connects the bones of an infant's cranium.
What are fontanels?
Carries materials to and from the cells.
What is the circulatory system?
One bone slides across the surface of another.
What is the gliding joint?
Connects each humerus to the lumbar region of the spine and is responsible for drawing your arms backwards as when you pull on a rope.
What is the latissimus dorsi?
Lightweight, porous bone that consists of an intricate network of tiny struts and girders.
What is spongy bone?
A group of muscle cells connected to a single motor neuron.
What is a motor unit?