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Arteries

Arteries are thick-walled blood vessels that carry oxygenated blood away from heart to various body parts.

2,480 Questions

Does blood flow more rapidly in the capillaries or in arteries?

Remember arteries come from the heart, and veins go from the organs back to the heart. Therefore, as the heart is the main pump, the arteries have the greatest pressure, so "the blood flow is more rapid in arteries."

What is the artery palpated in front of the ear?

In the human, the superficial temporal artery is the major artery of the head. You palpate, or feel for the pulse, of this artery about one inch in front of the ear. The easy way to find it is to put on a pair of glasses (sunglasses will do) and it is just under the earpiece just in front of the ear.

What does it mean mildly tortuous thoracic aorta?

You could take it to mean a mildly twisted aorta.

Do more research though.

What is the largest branch of the internal carotid artery?

External Carotid Artery,which is a branch of Brachiocephalic Artery give 8 major branches 1,Superior Thyroid Artery 2,Ascending Pharyngeal Artery 3,Lingual Artery 4,Facial Artery 5,Occipital Artery 6,Posterior Auricular Artery 7,Maxillary Artery 8,Superficial Temporal Artery Superficial Temporal Artery is the last branch and it ends by anastomosing withSupraorbital branch of Internal carotid artery

Which has less nitrogenous waste the renal vein or the renal artery?

The blood in the Renal Vein:

* Is low in oxygen. * Returns to the heart. The blood in the Renal Artery:

* Has high amounts of oxygen. * Is pumped from the heart.

The largest artery in the body?

the aorta is the largest vessel in the heart. It carries oxygenated blood throughout the body

What is the accumulation of cholesterol in the arteries called?

It's called atheroma or, more commonly, plaque.

If atheroma is not taken under control by means of proper diet, exercise and, in some cases, medication, it may develop into atherosclerosis - the thickening of artery walls. This may eventually block the flow of blood through the affected portion of the artery. This, in turn, may result in a heart attack or stroke, depending on where the blockage occurs.

What major artery or vein supplies the head and neck with oxygen-rich blood?

The carotid arteries (paired) supply the head and neck with oxygen rich blood.

What chamber does the aorta exit to?

The heart has four chambers, two associated with the pulmonary circuit (right atrium and right ventricle) and two with the systemic circuit (left atrium and left ventricle). This side has the aorta connected to it.

The left ventricle has a greater workload and is much more massive than the right ventricle, but the two chambers pump equal amounts of blood but the distance to be pumped is greater for the left side.

Do arteries carry blood from capillaries to the heart?

Arterioles carry blood in the direction away from the heart. The order of vessels from the heart is: arteries>arterioles>capillaries>venules>veins.

What's the blood to systemic arteries?

There is more blood in the systemic circuit than the pulmonary circuit. Even the arterial portion of the systemic circuit is larger than the entire pulmonary circuit, because the pulmonary circuit only delivers blood to the lungs, and the systemic circuit supplies the rest of the body.

What does it mean to have plaque in the arteries?

Some researchers believe that the initial cause for atheroslerosis stems from some type of bodily response to injury: such as damage to the tunica intima (of the blood vessel) caused by ingestation of poison, hypertension, a bacterial infection, or even damage caused by a physical blow. The irritated endothelium of the blood vessel sets off the body's reactions to repair the damage, which results in clotting and a patch formation of plaque. Visualize how your body forms a scab on your knee, but this process is happening inside of your body within a very small blood vessel (artery). How this plaque may continue to grow is a multi-step process involving many factors such as endothelial cells, chemotactic agents, growth factors, lipoproteins, etc. However, fibrous plaque (athero lesions) is the buildup of collagen and elastin fibers which thickens the tunica intima (innermost lining of the blood vessel). You can look up "atherosclerosis" for more detailed information.

What is the medical term meaning localized balloon-like enlargement of the artery?

Abdominal aneurysmorrhaphy is the medical term meaning suture of an abdominal aneurysm. A localized balloonlike enlargement of an artery is an aneurysm.

How does the blood in the renal artery differ from the blood of renal vein?

renal artery contains a higher percentage of oxygen as compared tro the renal vein. it also contains a higher percentage of urea as compared to the renal vein as all the urea has been filtered away for excretion in the kidney.

Where do coronary arteries branch from and what do they supply?

Coronary arteries branch from the aorta and supply the heart muscle.

What is the first arteries to branch off from the aorta?

Well um.... there are a few more than just one I'll list them all....

coronary Arteries; the brachiocephalic artery; left common carotid artery; left subclavian artery; oesophageal artery; right and left bronchial artery; mediastinal artery; poterior intercostal arteries; subcostal arteries; inferior phrenic artery, celiac trunk artery, middle suprarenal artery; superior mesenteric artery; renal artery; 1st through 4th lumbar arteries; and finally the artery bifurcates.

What is the thickness of an artery's walls?

It all depends on which one you are comparing, because they come in large ones like the Aorta, down to tiny ones called arterioles. In any case, they are thicker than their corresponding vein.

3 arteries off of the aorta?

The celiac trunk, the superior mesenteric artery, and the inferior mesenteric artery are the main ones. I guess you could also say the renal arteries are major ones too. The minor ones are the inferior phrenic, middle suprarenal, gonadal, lumbar, and median sacral. Last is the common iliac, which goes to the leg.

Can you rupture a carotid artery by choking?

I should think not. It usually takes something sharp to open a vein or an artery.

What the largest artery in the human body?

The largest artery in the human body is Aorta. It is connected to the heart and pumps blood away from it.

Blood in arteries is red because it is rich in oxygen?

The pulmonary arteries are the only ones not carrying oxygenated blood. Arteries transport blood away from the heart and veins are to carry blood back to the heart. When you think this way, you may be able to visualize which vessels has oxygenated blood.

Throb felt in the arterial wall?

An aneurysm is a throb felt in the arterial wall.

What is jugular artery?

No such thing. The jugular veins drain blood from your head back to your heart. The carotid arteries take blood from your heart to your head.