Where are the answer choices so the problem can be answered?
Answer:
Muscle rigidity, also known as muscle tension, rigor, or stiffness, is one of the most common causes of muscle pain. It's characterized by the inability of the muscles to relax normally. The condition can affect any of the muscles in the body, causing sharp pain that makes it difficult to move.
Explanation:
Mitochondria is the powerhouse of the cell
Capillaries are generally arranged in masses known as capillary beds. The number of capillaries in a capillary bed depends on the tissue of organ supplied.
