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The thick layer of the heart wall that contains contractile cardiac muscle tissue is the?

the atira

What of the heart are the chambers that located superiorly and are the receiving chambers of the heart?

The left atrium

What receives blood directly from the four pulmonary veins?

pulmonary arteries

Which blood vessels are NOT part of the systemic circulation?

right ventricle

The tricuspid valve is located between the right artrium and what ventricle?

right atrium

The superior vena cava empties deoxygenated blood from the right what?

pulmonary vein

Which blood vessel carries oxygenated blood from the lungs?

the aorta

What semilunar valve is composed of three cusps and opens when the left ventricle contracts?

sinoatrial node

The crescent-shaped pacemaker of the heart is the what?

superior atria

What is the vessel that receives blood during right ventricle contracts?

left ventricle

The mitral valve is normally closed when what is contracting?

the aorta and pulmonary trunk

Into which of the following vessels does blood enter during ventricular contraction are?

stroke volume

The volume of blood pumped out by each ventricle with each beat of the heart is called the what?

arteries, arterioles, capillary beds, venules, veins

The path of blood flow within the systemic vascular system is?

inferior vena cava

The right and left renal veins empty into the what?

renal artery

which is NOT a pressure point?


Which blood vessels is blood pressure highest?


A rapid uncoordinated shuddering of the heart is called?

venous valves

Varicose veins are caused by incompetent what?


The carotid artery is located in the what?


Cardiac muscle is enclosed by a double sac of serous membrane known as what?

pulmonary arteries

The what carry deoxygenated blood to the lungs?

systemic circulation

The aorta is the largest artery within the what?

away from the heart

Arteries always carry blood where?

The pacemaker

What of the heat under normal circumstances is called the sinoatrial node?


Systole means contraction of the what?


The average size of the human heart is the size of a what?


The sac surrounding the heart is called the what?


T or F: Veins always carry deoxygenated blood.


An increase in blood vessel diameter causes arterial blood pressure to what?


T or F: Diastolic blood pressure is the pressure in the arteries at the peak of ventricular contraction.

left ventricle

Heart chamber with the thickest wall.

left ventricle

Inferior discharging on the left side of the heart

Right ventricle

Heart chamber that pumps blood to the pulmonary trunk

right atrium

Heart chamber that contains the sinoatrial node

left ventricle

Roof of this chamber contains the bicuspid valve


common carotid (arteries)


renal (arteries)


femoral (arteries)

lower leg

anterior tibial (arteries)


coronary (arteries)


brachial (arteries)


radial (arteries)

lower leg

fibular (veins)


femoral (veins)


hepatic (veins)


renal (veins)


neck (veins)


arm (veins)


shoulder (veins)

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