Chordae Tendinae in AV Valves
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Questions and Answers

Cord-like ______ that maintain the position of the valve leaflets during ventricular contraction

tendons

The chordae tendinae attach to the ______ muscles

papillary

The chordae tendinae are found in ______ valves only

AV

The papillary muscles can contract and relax a small amount to help support the ______ tendinae

<p>chordae</p> Signup and view all the answers

The term 'papilla' is Latin for ______

<p>nipple</p> Signup and view all the answers

What type of blood do arteries usually carry?

<p>Oxygenated blood</p> Signup and view all the answers

What is the primary function of veins in the circulatory system?

<p>Returning blood to the heart</p> Signup and view all the answers

Which blood vessels are exceptions to the rule about arteries and veins?

<p>Pulmonary arteries</p> Signup and view all the answers

What is the main difference between pulmonary arteries and veins compared to other arteries and veins?

<p>They carry oxygenated blood</p> Signup and view all the answers

In the circulatory system, which vessels return blood to the heart from various parts of the body?

<p>Veins</p> Signup and view all the answers

Arteries always carry blood ______ from the heart

<p>away</p> Signup and view all the answers

Veins always carry blood ______ the heart

<p>toward</p> Signup and view all the answers

Arteries usually carry oxygenated blood (red blood cells have oxygen molecules attached) Veins usually contain ______ blood

<p>deoxygenated</p> Signup and view all the answers

Pulmonary arteries and veins are exceptions to the rule about arteries and ______

<p>veins</p> Signup and view all the answers

In the circulatory system, pulmonary arteries carry blood ______ the heart

<p>away from</p> Signup and view all the answers

All arteries in the body carry oxygenated blood.

<p>False</p> Signup and view all the answers

Veins always carry oxygenated blood.

<p>False</p> Signup and view all the answers

Pulmonary arteries and veins have the same function as other arteries and veins in the body.

<p>False</p> Signup and view all the answers

Arteries and veins can be identified based on the direction of blood flow alone.

<p>False</p> Signup and view all the answers

The rule that arteries carry oxygenated blood and veins carry deoxygenated blood is universal and applies to all blood vessels in the body.

<p>False</p> Signup and view all the answers

Veins always carry deoxygenated blood, while arteries always carry oxygenated blood.

<p>False</p> Signup and view all the answers

All arteries in the body carry blood away from the heart.

<p>True</p> Signup and view all the answers

The function of pulmonary arteries is different from that of other arteries in the body.

<p>False</p> Signup and view all the answers

Veins always carry blood toward the heart, but they may contain oxygenated blood.

<p>False</p> Signup and view all the answers

Both arteries and veins can contain exceptions to the general rule of blood oxygenation.

<p>True</p> Signup and view all the answers

Which artery carries blood from the heart to the body?

<p>Aorta</p> Signup and view all the answers

What is the primary function of the pulmonary arteries?

<p>To carry deoxygenated blood from the heart to the lungs</p> Signup and view all the answers

Which vessel carries deoxygenated blood from the body to the heart?

<p>Cranial vena cava</p> Signup and view all the answers

What is the exception to the oxygenation rule in the circulatory system?

<p>Pulmonary arteries and veins</p> Signup and view all the answers

Which vessel carries oxygenated blood from the lungs to the heart?

<p>Pulmonary vein</p> Signup and view all the answers

What is the primary function of the aorta?

<p>To carry blood from the heart to the body</p> Signup and view all the answers

What type of blood do pulmonary arteries carry?

<p>Deoxygenated blood</p> Signup and view all the answers

What carries oxygenated blood from the lungs to the heart?

<p>Pulmonary veins</p> Signup and view all the answers

What is the common direction of blood flow in veins?

<p>Toward the heart</p> Signup and view all the answers

What is unique about the pulmonary arteries and veins compared to other arteries and veins?

<p>They are exceptions to the oxygenation rule</p> Signup and view all the answers

The pulmonary arteries carry oxygenated blood from the heart to the lungs.

<p>False</p> Signup and view all the answers

The cranial and caudal vena cavae are arteries that carry blood from the heart to the body.

<p>False</p> Signup and view all the answers

The aorta is a vein that carries deoxygenated blood from the body to the heart.

<p>False</p> Signup and view all the answers

All arteries in the body carry oxygenated blood, except for the pulmonary arteries.

<p>True</p> Signup and view all the answers

The pulmonary veins are the only veins that carry oxygenated blood.

<p>True</p> Signup and view all the answers

What is the primary function of the pulmonary veins in the circulatory system?

<p>to carry oxygenated blood from the lungs to the heart</p> Signup and view all the answers

What is the difference between the cranial and caudal vena cavae and the aorta?

<p>The cranial and caudal vena cavae carry blood from the body to the heart, while the aorta carries blood from the heart to the body.</p> Signup and view all the answers

Why are pulmonary arteries and veins exceptions to the rule about arteries and veins?

<p>because they carry opposite types of blood, with pulmonary arteries carrying deoxygenated blood and pulmonary veins carrying oxygenated blood</p> Signup and view all the answers

What type of blood do veins usually carry, and what is the exception?

<p>Veins usually carry deoxygenated blood, but the exception is pulmonary veins, which carry oxygenated blood.</p> Signup and view all the answers

What is the direction of blood flow in the aorta?

<p>away from the heart</p> Signup and view all the answers

Match the following blood vessels with their functions:

<p>Aorta = Carries blood from the heart to the body Pulmonary arteries = Carries deoxygenated blood from the heart to the lungs Cranial and caudal vena cavae = Carries blood from the body to the heart Pulmonary veins = Carries oxygenated blood from the lungs to the heart</p> Signup and view all the answers

Match the following blood vessels with the parts of the heart they connect to:

<p>Aorta = Left ventricle Pulmonary arteries = Right ventricle Cranial and caudal vena cavae = Right atrium Pulmonary veins = Left atrium</p> Signup and view all the answers

Match the following blood vessels with the type of blood they carry:

<p>Aorta = Oxygenated blood Pulmonary arteries = Deoxygenated blood Cranial and caudal vena cavae = Deoxygenated blood Pulmonary veins = Oxygenated blood</p> Signup and view all the answers

Match the following blood vessels with their directions of blood flow:

<p>Aorta = Away from the heart Pulmonary arteries = Away from the heart Cranial and caudal vena cavae = Towards the heart Pulmonary veins = Towards the heart</p> Signup and view all the answers

Match the following blood vessels with their exceptions to the oxygenation rule:

<p>Pulmonary arteries = Carries deoxygenated blood Pulmonary veins = Carries oxygenated blood Aorta = No exception Cranial and caudal vena cavae = No exception</p> Signup and view all the answers

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