Cardiac muscle tissue autonomically work in unison to regulate the heart contractions. The pericardium holds the heart in the chest cavity and can stretch and move with the heart. Epithelial tissue also plays a role to hold the heart in place as well as cartilage?
Some cells are more active than others and also more available-to-promise (ATP). Muscles, especially the cardiac muscle cells work continuously, so they have a large number of mitochondria since the need more energy.
Answer: Neurons vary in size, shape, and structure depending on their role and location. However, nearly all neurons have three essential parts: a cell body, an axon, and dendrites.
A mule, female horse ad male donkey
a hinny, a female donkey and a male horse
and a zedonk, (I think thats how you spell it) A zebra and a donkey