Hemodynamic occlusion introduces a spatially heterogenous confound to activity measurements using two-photon and widefield imaging in mouse cortex, and needs to be taken into consideration when ...

Several studies have shown increased coronary blood flow during hypercapnia (18,19). Whether P CO2 or pH exerts a direct effect on the smooth muscle of coronary vessels or whether ... have described ...

The agency OK’d an artificial vessel to restore blood flow in patients, even though its own scientists flagged questionable study results and potentially fatal ruptures of the product.

Nearly half of those are due to injured blood vessels cutting off circulation to a limb. Surgeons can transplant an intact vein from somewhere else in a patient’s body to avoid amputation ...

Reversible cerebral vasoconstriction ... vessels that is temporary and occurs suddenly. Typical presentation includes a thunderclap headache and is potentially accompanied by neurological deficits ...

Vasodilation and vasoconstriction (narrowing blood vessels) help move blood through your body's extensive network of blood vessels. Think of your heart as the pump that powers blood flow and your ...

However, it has become clearer that blood ... systemic vasoconstriction. The diastolic blood pressure is an indirect measure of peripheral vascular resistance; thus, as the vessels constrict ...

A new 3D model of a human blood vessel made in the lab may help accelerate the development of new antivenoms, researchers say. When you purchase through links on our site, we may earn an affiliate ...

Even brief periods of anger caused by triggering memories can negatively impact our blood vessels' ability to relax. That's the finding of a new study that could have implications on how we look ...

It might appear at the tips of your fingers in cold weather due to the narrowing of blood vessels (vasoconstriction) in an attempt to keep your body warm. However, it can also occur with low oxygen ...

Researchers at the Centenary Institute have discovered a connection between the health of blood vessels and the development of Alzheimer's disease. The findings suggest that early interventions ...

It's a win-win, and it's why everything on iStock is only available royalty-free — including all Blood Vessel images and footage. What kinds of royalty-free files are available on iStock? How can you ...