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A patient has the following ABG pH 7.3 CO2 53 PaO2 80 HCO3 26 on 60% O2. What is this patients P/F ratio and what is their severity of ARDS per the Berlin Definition (assuming the other criteria is met)?

Which of the following pulmonary changes are associated with ARDS?

This digestive organ has three layers of skeletal muscle fibers oriented in three directions.

Number the structures of the alimentary canal from proximal to distal.  Begin with the most proximal structure as #1.

Which of the following correctly lists the tissue layers of the digestive tract from superficial to deep?

This junction lacks a sphincter

Absorption of which of the following nutrients would be affected the most if the liver were damaged?

The alimentary canal begins and ends with this type of epithelium.

All of the following are accessory organs of the digestive system except

Digestion and absorption of these nutrients require emulsification.