A .3% fetomaternal bleed was determined by a Kleihauer Betke stain of postpartum blood. What is the estimated volume of the fetomaternal bleed expressed as whole blood?

Swimmer’s ear is an infection of the  and         related to middle ear problems caused by pressure changes during surface diving, congestion, and/or infections of the Eustachian tube, sinuses, or middle ear spaces.

Oxygen rebreathers (100% oxygen) are limited in use to a depth of 25 FSW. At this depth, a diver would experience a PO2 of:

All of the following are true regarding competency testing except:

The Operational Requirements and Safety Protocols for Cavern Diver Procedures states that cavern diving shall not be conducted:

The correct storage temperature and time limit for pooled platelets are:

Every _____ ft of depth in seawater adds an additional _____ psig or ____ atm of pressure.

Ringing in the ears accompanied by permanent hearing loss are most likely to result from a:

A patient demonstrated the following symptoms: hypotension, tachycardia, cold or clammy skin, and cyanosis. What is the most likely cause?

Which of the following is NOT an example of an autocrine chemical messenger?