... of each heart chamber. Cardiac muscle cannot make summated contractions or tetanus (which was interfere with the alternation between contraction and relaxation necessary for pumping). Smooth muscle surrounds hollow internal organs, such as the stomach, intestines, bladder, uterus, and blood vessels except capillaries. Smooth muscle cells are long and spindle-shaped, and each contains a single nucleus. They ... 100 milliliters of liquid leave the body as feces. The normal fluid absorption efficiency of the human digestive tract approaches 99%. The pancreas, a large gland situated near the...

• Word Count: 9019
• Approx Pages: 36
• Has Bibliography
• Grade Level: Undergraduate