Muscularis

Involuntary Muscles in the Human Body

Involuntary muscles are either nonstriated or striated. They are found in the walls of hollow organs, in your eyes and around your hair follicles. Cardiac or heart muscle cells appear striated under a microscope because of the large number of...

How Muscles Move in the Body

Most of the actions of your skeletal muscles are voluntary while movement of your heart and smooth muscles are involuntary. Your voluntary and involuntary muscle cells ultimately receive stimulation from your nervous system, which causes the...

What Are the Different Stages of Colon Cancer?

The severity of any cancer is determined by clinical staging. This maxim holds true for colon, or colorectal, cancer. There are numerous tests listed by the American Cancer Society that aid in the staging of colon cancer. These tests include PET,...

What Is the Progression of the Disease Colon Cancer?

Doctors think that all cases of colon cancer originally begin as small growths called polyps, according to GIHealth.com. These polyps are benign, which means that they are not cancerous. The cells in these polyps, however, have already begun to...

Developmental Stages of Colorectal Cancer

Colorectal cancer is a type of cancer that affects the colon (the longest part of the large intestine) and the rectum (the last few inches of the colon connected to the anus). The National Cancer Institute (NCI) reports that colon cancer caused...

Colon Cancer: Stages One Through Four

Cancer developing in the colon, or upper part of the intestine, is a leading cause of cancer-related deaths in the United States, explains MedlinePlus. The cancer is often grouped together with rectal cancer, and both disease processes are...