These cells can differentiate into endocardium which lines the heart chamber and valves and the myocardium which forms the musculature of the ventricles and the atria.
People scarcely appreciate the exquisite musculature of the face that allows them to express themselves through speech and emotional expressionfrom wide-mouthed laughter to scowling disapproval.
Their poor musculature and cumbersome morphology indicate that mature female footballfish are probably poor swimmers and largely sedentary, lie-in-wait predators.
Similarly, while zero-gravity presents challenges, near total recovery of musculature and immune system occurs after reentry and reconditioning to a one-gravity environment.
