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Anatomy

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myocardium
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?
arteries
Which blood vessels is blood pressure highest?
fibrillation
A rapid uncoordinated shuddering of the heart is called?
venous valves
Varicose veins are caused by incompetent what?
neck
The carotid artery is located in the what?
pericardium
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?
ventricles
Systole means contraction of the what?
fist
The average size of the human heart is the size of a what?
pericardium
The sac surrounding the heart is called the what?
true
T or F: Veins always carry deoxygenated blood.
decrease
An increase in blood vessel diameter causes arterial blood pressure to what?
False
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
neck
common carotid (arteries)
kidney
renal (arteries)
leg
femoral (arteries)
lower leg
anterior tibial (arteries)
heart
coronary (arteries)
arm
brachial (arteries)
forearm
radial (arteries)
lower leg
fibular (veins)
thigh
femoral (veins)
liver
hepatic (veins)
kidney
renal (veins)
jugular
neck (veins)
brachial
arm (veins)
subclavian
shoulder (veins)