Veins carry the blood in what direction of the heart, towards or away?

In which way does nicotine cause addiction? by stimulating the brain's pleasure center by increasing blood-sugar levels by decreasing dopamine levels by reducing depression and anxiety

The maximum blood pressure in the upper arm of a healthy person is about 120 mmhg. if a vertical tube open to the atmosphere is connected to the vein in the arm of the person, determine how high the blood will rise in the tube. take the density of the blood to be 1040 kg/m3.

Why does a healthcare organization have a high level of liability? because an organization is responsible for the lives of patients because an organization is expensive to run because an organization has many financial responsibilities because an organization often does not follow proper procedures