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.
The serological pipette is a nearly ubiquitous laboratory instrument used for transferring milliliter volumes of liquid. Serological pipettes typically have gradations along their sides for measuring the amount of liquid being aspirated or dispensed.