… flow and stimulates the ventilatory chemoreflex, thereby … the effects of both hypoxia and
isocapnic hypoxia on acute changes in internal carotid (ICA) and vertebral artery (VA) blood flow. …

… blood flow velocity and mass flow rate depends on arterial … of large vessels is unchanged
under hypoxic challenge, we … of internal carotid artery did not change during hypoxic challenge …

… We examined 1) whether global cerebral blood flow (CBF) … hypoxia and be mediated by a
larger increase in blood flow in the vertebral artery (VA) than in the internal carotid artery (ICA); …

… (CBF) with differential responses observed between the ICA, ECA, and vertebral arteries in
response to thermal, exercise, and hypercapnic stress (15–17). Importantly, ∼70% of global …

… blood flow in the internal carotid artery (… blood flow measurements in the vertebral arteries
may be more relevant. Unfortunately, we did not measure vertebral or basilar artery blood flow …

… (27) and has also been validated compared with PET scanning, with 133 Xe washout
methods, and with internal carotid artery stump pressures (46). Previous studies have shown that …

… and blood flow recordings in the left internal carotid artery and right vertebral artery were …
reactivity to isocapnic hypoxia, and hypocapnia was greater than the other arteries (ie ICA, …

… Whereas IH results in several hemodynamic and respiratory changes (Table 1), we believe
that cyclical increases in ICA blood flow and subsequent SR with each bout of hypoxia …

… influence on blood flow velocity in the middle cerebral artery (… examined the effect of severe
levels of hypoxia or hyperoxia … 1) to examine the effects of acute hypoxia or hyperoxia at sea …

… carotid arteries (anterior circulation) and the two vertebral … carotid artery into the internal and
external carotid arteries occurs … after the establishment of hypoxemia. On the other hand, the …