A condition usually beginning with the facial muscles and characterized by the easy tiring of muscles or muscle weakness is known as ____.

The immunity of the body can function without help from the skeletal system.

A wrist is an example of a __________ joint.

Raising the foot up at the ankle joint is known as ____.

Which of these pathways is the fastest way to regenerate ATP during muscle activity:

Rheumatoid arthritis is an autoimmune disease that affects fibrous joints.

Which of the following are the bone-eating (reabsorbing) cells?

Moving the sole of the foot outward at the ankle is known as ____.

A condition in which bones lose bone mass and therefore become weak is

This membrane lines the very movable cavities. It also produces a material helps keep things slippery.