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OBJECTIVE To measure the effects of tidal volume, ventilatory frequency, and oxygen insufflation flow on the fraction of inspired oxygen in cadaveric horse heads attached to a lung model. SAMPLE 8 heads of equine cadavers. PROCEDURES Each cadaveric horse head was intubated with a nasotracheal tube that extended into the proximal portion of the trachea.(More)
OBJECTIVE To compare the effects of 2 fractions of inspired oxygen, 50% and > 95%, on ventilation, ventilatory rhythm, and gas exchange in isoflurane-anesthetized horses. ANIMALS 8 healthy adult horses. PROCEDURES In a crossover study design, horses were assigned to undergo each of 2 anesthetic sessions in random order, with 1 week separating the(More)
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