The choice to make PE determinations rests with each individual hospital (not with the state) and. is not dependent on whether the hospital (or the state) operates PE for other populations.
Relevance. Rating Newest Oldest. Best Answer: Trachea is the respiratory system supported by a rings of cartilage.. in animal, CO2 is considered as the gas released by the body cell and need to be exhaled out from the respitary system just like the human.. Source(s): Lollipop_mun Â· 8 years ago.
The cricoid cartilage is a ring of cartilage that surrounds the trachea, or windpipe. It is located near the middle and center of the neck.This cartilage consists of strong connective tissue constituting the dorsal (back) part of the larynx, or voice box.he cricoid cartilage is a ring of cartilage that surrounds the trachea, or windpipe. It is located near the middle and center of the neck.