A prepositional phrase is a group of words that starts with a preposition and ends with the object of the preposition (a noun, pronoun, or noun phrase). Let's look at some s â¦ teps to identifying prepositional phrases. prepositional phrase is a group of words that starts with a preposition and ends with the object of the preposition (a noun, pronoun, or noun phrase). Let's look at some s â¦ teps to identifying prepositional phrases.
A morcellator is a surgical instrument used for division and removal of large masses of tissues during laparoscopic surgery. In laparoscopic hysterectomy the uterus is minced up, or morcellated, into smaller pieces inside the woman's belly cavity in order to extract from the abdomen.
A stethoscope is a diagnostic instrument used by medical professionals to listen to a patient's chest cavity, heart and various pulse points. Doctors use these tools as part of a non-invasive examination procedure, commonly listening for sounds of congestion in the lungs and irregular heartbeats.