A sponge is a member of the phylum Porifera. It is a simple animal with many cells, but no mouth, muscles, heart or brain. It is sessile: it cannot move from place to place the way most other animals can. A sponge is an animal that grows in one spot like most plants do.Nevertheless, sponges are quite successful. sponge is a member of the phylum Porifera. It is a simple animal with many cells, but no mouth, muscles, heart or brain. It is sessile: it cannot move from place to place the way most other animals can. A sponge is an animal that grows in one spot like most plants do. Nevertheless, sponges are quite successful.
Nosocomial infections: Types list. The list of types of Nosocomial infections mentioned in various sources includes: 1  Nosocomial infections by site: 2  Urinary tract infections. 3  Surgical site infections.  Respiratory tract infections.
Organic or pathological disease are terms used to describe more advanced stages of disease that are accompanied by physical, cellular changes that can be identified by diagnostic testing. Examples of organic diseases include cancer, arthritis, heart disease, gastric ulcers, and emphysema. Too often, diseases are diagnosed when they are more advanced, end-stage organic diseases.