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______________ are a type of chemical that _______ the activity of the central nervous system.

When Jeannette has had too many drinks she insists she knows how to drive her car. She absolutely does, in fact, know how to drive. However, the alcohol ______________ her nervous system  making her reflexes ___________.

There are ______ stages of sleep that we cycle through several times during the night.

Greg regularly only sleeps 6 hours a night and drives long distances often. Due to his lack of sleep he is 2x more likely to _____________. 

We get our most restful sleep and experience almost all of our dreams during our ___________ cycle of sleep.

Alyssa wakes up early and feels very awake and conscious throughout her morning. In the middle of the afternoon she notices her consciousness is beginning to drift and she feels sleepy.  Later in the day she starts to feel more energized. This is all part of her ___________.

Identify the element that is a nonmetal, a gas, and has an elemental symbol start with the letter “A.”

A 46 year old patient is found to have a right spontaneous pneumothorax.  The patient is hemodynamically stable but has RR of 36, and O2 is 90%.  Thoracentesis is planned for the patient.  The correct placement for this procedure is: 

Where did Dan Kerber suggest looking for jobs with the National Park Service?

A 56 y/o patient has been in the ICU for the past 4 days intubated with diagnosis of ARDS and pneumonia.  On appropriated empiric antibiotic treatment.  PaO2:FiO2 ratio is 184, SpO2 ratio is 215, and O2 sat is 91%.   What is the most appropriate classification or category of ARDS for this case/patient?