Bacteria that grow best in the presence of oxygen are referred to as ________. 

Which of the following statements regarding a pediatric patient's anatomy is correct?

A. The tracheal rings of a child are more rigid than an adult's. B. A child's tongue is proportionately smaller than an adult's. C. Children have a larger, rounder occiput compared to adults. D. The child's epiglottis is less floppy and smaller than an adult's.

Which of the following is obtained through a lumbar puncture?

A) pleural fluid B) cerebrospinal fluid C) peritoneal fluid D) synovial fluid