Hepatic artery embolization hepatic artery. The percutaneous Seldinger technique introduces a catheter, which is a thin flexible tube made of medical grade material, into the hepatic artery under radiological control. This approach was developed for metastatic neuroendocrine tumors in the early 1970s. Tumor cells get over 90% of their nutrients from the hepatic artery, while the normal cells of the liver get about 70-80 percent of their nutrients and 50% their oxygen supply from the portal vein, and thus can survive with the hepatic artery effectively blocked. Once the catheter is carefully placed in the artery or in a selected branch, the blood
Adjective phrase phrase "of wealth" modifies "a man" in a manner similar to how an adjective phrase would, and it can be reworded with an adjective, e.g. "Mr Clinton is a wealthy man". A more accurate term for such cases is "phrasal attributive" or "attributive phrase". Constituency tests can also be used to identify adjectives and adjective phrases. Here are the three constituency tests, according to X-bar theory, that prove the adjective phrase is both a constituent, and an AP. Sentence = Sam ordered a very spicy pizza. 1) Coordination tests can be used to confirm if "very spicy" is an adjective