Which of the following specimen types/diagnoses should be processed for the recovery of anaerobes?

Which of the following is NOT typically a cause of an obstructed airway in adults?

a. Drinking alcohol before and during eating b. Choking on body or extraneous fluids, such as vomit or blood c. Ingesting small objects d. Talking too excitedly or laughing too much while eating

An intravitreous gas injection is done to create pressure on the retina. The gases used include ________

A. sulfur hexafluoride and perfluoropropane B. carbon dioxide and ethylene oxide