What is the difference between Ventilation and Respiration? â¢ Ventilation facilitates the process of respiration. Without ventilation, respiration cannot occur. â¢ The ventilation is the movement of air into and out of the lungs whereas the respiration is the exchange of oxygen and carbon dioxide.
Webster Dictionary(0.00 / 0 votes)Rate this definition: 1  Polypoid(adj) like a polyp; having the nature of a polyp, but lacking the tentacles or other parts. 2  Polypoid(adj) resembling a polypus in appearance; having a character like that of a polypus.
Polyps are abnormal growths of tissue that can be found in any organ that has blood vessels. They are most often found in the colon, nose, or uterus. Most polyps are noncancerous (benign).However, because polyps are due to abnormal cell growth, they can eventually become cancerous (malignant).Whether or not a polyp is cancerous can be determined with a biopsy.ost polyps are noncancerous (benign). However, because polyps are due to abnormal cell growth, they can eventually become cancerous (malignant). Whether or not a polyp is cancerous can be determined with a biopsy.