Why is A negative blood important? A negative red blood cells can be used to treat around 40% of the population. However, A negative platelets are particularly important…

Cardiac cycle

The pulmonary veins carry oxygenated blood from the lungs into the left atrium where it is returned to systemic circulation. The aorta is the largest artery in the…

Cardiac cycle

Can you freeze hearts of palm? NO. Hearts of palm are best eaten ASAP. Can I freeze hearts of palm? To further extend the shelf life of opened…

Cardiac cycle

End-systolic volume depends on two factors: contractility and afterload. Contractility describes the forcefulness of the heart’s contraction. Increasing contractility reduces end-systolic volume, which results in a greater stroke…

Cardiac cycle

Heart. The pericardial cavity lies just anterior to the liver. It is enclosed by the pericardial sac and contains the heart (Figure 5.32). What serous membrane surrounds heart?…

Cardiac cycle

A weak heart causes fluid to back up in the lungs. This can cause shortness of breath with exercise or difficulty breathing at rest or when lying flat…

Cardiac cycle

Blood pressure is measured using two numbers: The first number, called systolic blood pressure, measures the pressure in your arteries when your heart beats. The second number, called…

Cardiac cycle

Caffeine does constrict the blood vessels, though this is a mild and short-term effect. But while elevated blood pressure can put a strain on your veins, generally, varicose…

Cardiac cycle

Ovarian vein thrombosis (OVT) is a rare condition most often seen in the immediate postpartum period. OVT has been reported in approximately 0.05–0.18% of vaginal births and in…

Cardiac cycle

Cadaveric blood transfusion is the transfusion of blood from a dead body to a living person. Can a dead person’s body bleed? For one thing, the dead normally…

Cardiac cycle