Positive pressure ventilation increases splanchnic resistance, decreases splanchnic venous out-flow, and may contribute to gastric mucosal ischemia, which can contribute to which of the fol-lowing?
a. Liver metastases
b. Gastric mucosal ischemia
c. Gastric ulcers
d. Increased portal blood flow
ANS: C
PPV increases splanchnic resistance, decreases splanchnic venous outflow, and may contribute to gastric mucosal ischemia, which can increase the risk of gastrointestinal bleeding and gastric ul-cers. Both of these conditions are complications frequently seen in critically ill patients.
You might also like to view...
Which of the following is NOT one of the major symptoms of pelvic inflammatory disease (PID)?
a. Lower abdominal pain b. Abnormal vaginal discharge c. Pain in the upper abdomen d. Painful intercourse
Using an otoscope, you can examine the patient for ________ and ________
A) tympanic membrane rupture; color changes B) cranial nerve VIII function; basilar skull fracture C) otitis; mastoiditis D) tinnitus; eustachian tube blockage
The eyepiece of a brightfield microscope contains the ________ lens
A) objective B) condenser C) ocular D) diaphragm
The farther from the central ray one moves, the greater will be the angle of divergence
Indicate whether the statement is true or false.