Define cardiac output and its formula.

The product of heart rate and stroke volume

Volume of blood pumped by a ventricle in one contraction

Amount of blood pumped by each ventricle in one minute

Difference between resting and maximal CO

What is the purpose of the coronary circuit?

Supplies the cardiac muscle cells with blood

Connects the atria and ventricles

Drains blood from the coronary arteries

What are the names and functions of the two major branches of the left coronary artery, and which regions of the heart do they primarily supply?

Circumflex branch - passes around the left side of the heart, supplying the left atrium and posterior wall of the left ventricle; gives off a left marginal branch.

Posterior interventricular branch - supplies blood to the posterior walls of both ventricles.

Left marginal branch - supplies blood to the lateral side of the right atrium.

Anterior interventricular branch - supplies blood to the interventricular septum and anterior walls of both ventricles.

Choose the correct one

Veins have less pressure and can hold more blood than arteries.

The walls of veins are thinner than artery walls.

The walls of arteries are thinner than veins walls.

Arteries have less pressure and can hold more blood than veins.

What do capillaries, the smallest blood vessels, do?

exchange nutrients and oxygen for waste

What is the main pathway of blood in the body?

Heart -> Arteries -> arterioles -> Capillaries -> veinules -> Veins -> back to heart

Heart -> Veins -> Veinules -> Capillaries -> Arterioles -> Arteries -> back to heart

Heart -> Arterioles -> Arteries -> Capillaries -> Veins -> Veinules -> back to heart

Heart -> Veinules -> Veins -> Capillaries -> Arterioles -> Arteries-> back to heart

What causes blood pressure?

contraction of the ventricles in the heart

stress that exercise puts on heart muscle

removal of oxygen from the blood

Which is not true about laminar flow?

Velocity of flow below the critical velocity level

An increase in which of the following would be expected to decrease blood flow in a vessel

Pressure gradient across the vessel

Plasma colloid osmotic pressure

What is the flow of Reynold’s Number of 1943

Turbulent flow then later Laminar Flow

Laminar Flow then later Turbulent Flow

All of these increase resistance, except:

Series Blood vessel Arrangement

CV Overview & Hemodynamics

Authored by Saniya Mccoy

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MULTIPLE SELECT QUESTION

30 sec • 2 pts

which of the following is classify as cardiovascular diseases?

Cardiac arrest

Cardiac failure

Hypertension

Myocardial injury

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

what is the disease shown in the figure?

Heart failure

Hypertension

Stroke

Embolism

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

what is the figure referring to?

electroencephalogram

blood pressure

electrocardiogram

Left ventricle developed pressure

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

the largest artery in human is _______.

Vena cava

pulmonary artery

aorta

Pulmonary vein

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

deoxygenated blood enter the heart by ______.

pulmonary artery

vena cava

aorta

pulmonary vein

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

What is the name of the smallest blood vessels ?

arteries

capillaries

veins

tubes

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

What does the sympathetic nervous system do to the heart rate ?

decreases

stabilises

increases

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CV Overview & Hemodynamics

which of the following is classify as cardiovascular diseases?

what is the disease shown in the figure?

what is the figure referring to?

the largest artery in human is _______.

deoxygenated blood enter the heart by ______.

What is the name of the smallest blood vessels ?

What does the sympathetic nervous system do to the heart rate ?

The large muscular layer of the heart wall is called the

Blood that is coming towards the heart travels in ...

Which structure separates the left and right sides of the heart ?

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