In some tissues a layer of columnar cells may appear to be stratified due to the placement of the nuclei, this sort of tissue is called pseudostratified. All glands are made up of epithelial cells. Functions of epithelial cells include secretion, selective absorption, protection, transcellular transport, and sensing.
The best answer is D.Cancers that develop in connective tissue cells are classified as Sarcomas. A tumor grows in soft connective or supportive tissues. Examples of connective tissues are bones and muscles.There are two further classifications of sarcomas.Osteosarcoma - a malignant tumor grows in the bones.Soft tissue sarcoma - a malignant tumor grows in the muscles, nerves, fibrous tissues, blood vessels, or deep skin tissues.Sarcomas are rare compared to Carcinomas. Although they are rare, there are about 50 various classifications of sarcoma.
Some health issues that i have seen for seniors is lung caner becasue of smoking. There is really no way of stoping it. Evening if telling them what is really going to happen. they act like it is not a big deal. But it really is. They are putting their life in danger. We got to figure out how to stop it.\
Some seniors face the flu and it is flu season. One way to addres this is to not let them go out defentily if they have a weak ammiune system they could get hurt.