-
another name for chest pain caused by lack of oxygen to the heart muscle is....
angina pectoris
-
T wave signifies...
ventricle repolarization
-
the.... ..... is also known as the natural pacemaker of the heart
sinoatrial node (SA)
-
another name foor heart muscle
myocardium
-
hepatic portal circulation supplies blood to the ..., which helps maintain homeostasis of blood....
-
the ... or ... valve is between the left atria and left ventricle
-
the blunt point of the heart is called the... of the heart which touches the diaphragm, pointing toward the left lung
apex
-
qrs complex signifies...
ventricle depolarization
-
another name for heart attack is... .... which is caused by lack of blood supply to the heart
myocardial infarction
-
the... arteries supply the heart with blood and branch directly from the ...
-
the superior vena cava carries oxygen- ... blood to the ....
-
depolarization occurs just before ... of the heart
contraction
-
a structure called the foramen ovale connects the right and left...
atria
-
components of the cardiovascular system that carry blood away from the heart are called...
arteries
-
componets of the cardiovascular system that carry oxygen-poor blood to the heart are called..
veins
-
the outside covering that surrounds and protects the heart is called the...
pericardium
-
the smaller, thin-walled upper heart cavities that recieve blood from superior/inferior vein and the pulmonary veinare called...
atria
-
what are the teo valves on the right side of the heart?
tricuspid & pulmonary semilunar valves
-
the... heart sound is the closing of the mitral and tricuspid valves
first
-
increased viscosity of blood, increasing strength of the heartbeat and constriction of vessels cause blood pressure to...
increase
-
the ednocardium is the ... layer of the heart
inner
-
the right side of the heart deals with oxygen-.... blood and the left side of the heart deals with oxygen-... blood
-
name the 4 pathways (in order) that an electrical impulse of the heart travels.
- sinoatrial node
- atrioventricular node
- Av bundle or Bundle of HIS
- purkinje fibers
-
why are valves important?
they prevent back flow and keep blood going in one direction
-
the tunica externa is the ,,, layer of an artery or vein
outer
-
the tunica... is made of smooth muscle tissue
media
-
one-way valves are found in....
veins
-
.... .... is highest in the aorta and lowest in the superior and inferior vena cava.
blood pressure
-
a.... can be felt as the artery wall expands d/t the pressure of blood on the artery wall
pulse
-
a thrombus is more likely to form in a(n)....
vein
-
systemic circulation in the L ventricle or... and ends at the vena cava or... ...
-
this structure allows deoxygenated blood to bypass the lungs in an unborn baby. the ... ... shunts blood from teh R atrium to the L atrium.
foramen ovale
-
the.... is the largest artery in the body
aorta
-
the .... .... is the largest vein in the body
vena cava
-
the medical term for high blood pressure is ....
hypertension
-
phlebitis is the inflammation of a .....
vein
-
an area of necrosis that has progressed to decay and results in tissue death is called....
gangrene
-
the... .... connects the aorta and pulmonary artery in fetal circulation
ductus arteriosus
-
the umbilical vein carries.... .... blood from the mother to the baby
oxygen rich
-
an abnormal widened and weakened arterial wallis called a(n) .....
aneurysm
-
the... ... allows blood returning from the placenta to bypass the liver
ductus venosus
-
..... ..... is a condition where blood pools in the veins because the valves have become incompetent.
varicose veins
-
mdeical term that means a heart reate below 60
bradycardia
-
medical term that means heart rate greater than 100
tachycardia
-
.... shock can result from a loss of sympathetic impulses sent to the smooth muscles of the blood vessels.
neurogenic
-
.... shock can result from a type of allergic reaction
anaphylactic
-
... shock can result from an infectious bacteria releasing toxins into the blood
septic
-
... shock can result from acute blood loss
hypovelmic
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