A head drape is used for procedures of the nose and throat. It protects the eyes during surgery and prevents hair from entering the surgical field.
A head drape is the procedure of covering the patient's non-sterile region from one that is going to be operated. The process id performed to minimize the risk of unwanted objects and the infections during the surgery.
Surgical field is the sterile, microorganisms free area where the surgery is to be performed. It consists of the draped patients, the tools and equipment that are necessary to perform the operation. Even the doctors are a part of surgery field. They must be completely covered with masks on and the hands and forearms scrubbed.
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Answer:
Roundworm eggs are normally present in the feces of cats and dogs so contact is common for humans, therefore pose a huge risk to them.
Answer:
Mechanical digestion in the mouth, consists of the process of chewing, to destroy and crush food, and thus allow the formation of the food bolus.
