The answer for your question is C
Do you have any choice answers? As far as I know, the organisms that appeared first was micro-organisms. Hope this helps.
Tissues working together references the pulling and relaxing of tissues which make up the
Muscles
Cell, Tissue, Organ, Organ System
(Hope this Helps)
The code for this procedure allows for imaging a patient twice.
A pulmonary perfusion imaging or pulmonary ventilation scan is used to check that how well air and blood are able to flow through your lungs. Pulmonary embolism is a condition in which two or more arteries are blocked by the blood clot in lungs and it is the fatal complication after the trauma.