Definitions
A bone-forming cell
What is Osteoblast?
Joint that allows only rotational motion.
What is Pivot Joint?
These joints provide for little or no motion.
What are Fibrous and Cartilaginous?
Forms outside the bone.
What is the purpose of the external callus?
To straighten a body part.
What is extension?
A large, multinucleated cell that breaks down bone.
What is Osteoblast?
The joint that allows for all motion except rotation.
What is Saddle Joint?
A person twirls his arms in a circular motion.
What is circumduction?
The gland that secretes calcitonin.
What is the Thyroid gland?
You decrease the angle between the bones of the joint.
What is Flexion?
A mature bone cell surrounded by bone matrix.
What is Osteocyte?
Joint that occurs when flat surfaces glide across one another.
What is Plane(gliding) Joint?
A person is doing squats. He is standing up straight and then bends his knees so that his body is lowered.
What is flexion of the knees and thighs?
Forms new bone tissue.
What is the purpose of the internal callus?
When you move your ankle so that you can stand on tiptoes.
What is Plantarflexion?
A mass of blood that is confined to some limited space.
What is a hematoma?
Joint that allows motion in all directions.
What is Ball-and Socket?
A person is standing on the ground and then bends his ankle so that his toes are pointing upward.
What is dorsiflexion of the foot?
The gland that secretes PTH.
What is Parathyroid Gland?
When you move your ankle so that the angle between your foot and leg decreases you are performing.
What is Dorsiflexion?
A mass of tissue that connects the ends of a broken bone.
What is Callus?
Similar to the ball-and -socket joint, but significant rotation is not allowed.
What is Ellipsoid Joint?
Rotation toward the midline.
What is Medial Rotation?
How are two bones attached to one another.
What is Ligaments?
Occurs when a joint turns a bone on its axis.
What is rotation?