Term
| decribe the histology of cardiac muscle |
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Definition
mono-nucleated branched cells
centrally located nuclei
striated or banded pattern due to myofiliament oraganization
intercalated discs
t tubule |
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Term
| Right Atrioventricular Valve is also called |
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Definition
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Term
| Left Atrioventricular valve is also called |
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Definition
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Term
| what are the three layers of the heart wall |
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Definition
endocardium
myocardium
epicardium |
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Term
| the flap like lateral wall of each atrium is called |
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Definition
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Term
| the _____ veins deliver blood from the lungs to the left atrium |
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Definition
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Term
| the right av valve is also known as the _______ valve |
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Definition
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Term
| the wall of the atrium is _____ in comparison to the wall of the ventricle |
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Definition
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Term
| the _______ prevent backflwo of blood through the heart |
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Definition
| aortic/pulmonary semilunar valves |
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Term
| the blood is flowing from the heart to the ____ during pulmonary circulation |
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Definition
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Term
| blood leaves the ____ side of the heart to enter into systemic circulation |
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Definition
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Term
| the ____ _____ anchor the av valve to the papillary muscles |
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Definition
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Term
| before birth, the hole that exists in the atria is called the ___ ____ |
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Definition
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Term
| explain the flow of electrical signals in the heart |
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Definition
sa node
av node
bundle of his
bundle branches
purkinje fibers |
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Term
| what is a moderator band used for? |
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Definition
| used by radiologists to identify right ventricle in prenatal ultrasound |
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Term
| what causes the first heart sound or the "lubb" |
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Definition
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Term
| what causes the second heart sound or the "dubb"? |
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Definition
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Term
| what insturments are used to take blood pressure? |
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Definition
| sphygmomanometer and a stethescope |
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Term
| how far do you inflate the sphygomomanometer to take blood pressure? why? |
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Definition
inflate the cuff by squeezing the bulb until the pressure exceeds 170mmHg
at this point the brachial artery is compressed tightly, and no blood should be able to flow through |
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Term
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Definition
sounds heard when taking blood pressure
the first sound you hear when the beating begins is systolic pressure
the second sound will be when the beatings sound subsides (diastolic pressure) |
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Term
| what is a normal blood presure reading? |
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Definition
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Term
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Definition
high blood pressure
systolic is greater than 140 and diastolic is greater than 90 |
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Term
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Definition
low blood pressure
when diastolic pressure falls by 20 mm Hg |
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Term
| define heart rate. what is a normal heart rate? |
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Definition
| number of beats per minute, 72 beats per minute |
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Term
| define stroke volume what is average stroke volume? |
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Definition
the amount of blood ejected from the heart in one beat
avg is 70ml |
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Term
| define cardiac output. how do you calculate cardic output? |
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Definition
the amount of blood ejected by the heart in one minute
cardiac output= heart rate x stroke vol. |
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Term
| the ___ wave corresponds with atrial depolarization |
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Definition
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Term
| the ____ wave corresponds with ventricular depolarization |
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Definition
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Term
| the ___ wave corresponds to ventricular repolarization |
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Definition
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Term
| tunica interna (intima)(histology of artery and vein) |
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Definition
| endothelium and basal lamina with collagen fibers |
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Term
| tunica media (histology of artery and vein) |
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Definition
middle smooth muscular layer with collagen and elastin fibers
arteries contain a significant muscular layer contribution in the tunica media |
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Term
| tunica externa (adventitia) (histology of vein and artery) |
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Definition
| outer tissue layer of collagen and elastin fibers |
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Term
| what does the brachiocephalic trunk do? |
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Definition
| divides the right common carotid and right subclavian artery |
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Term
| where is the left subclavian artery found |
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Definition
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Term
| the descending aorta is found where |
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Definition
| in the thoracic cavity above the diaphragm |
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Term
| the abdominal aorta is found where |
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Definition
| in the abdominal cavity/ below the diaphragm |
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Term
| the superior vena cava is formed by what |
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Definition
| the union of the right and left brachiocephalic veins |
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Term
| right brachiocephalic vein is formed by what |
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Definition
| the union of the right subclavian and right external jugular vein |
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Term
| left brachiocephalic vein is formed by what |
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Definition
| union of the left subclavian vein and the left external jugular vein |
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Term
| where are internal carotids located |
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Definition
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Term
| the jugular veins divide into ______ |
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Definition
| internal and external jugular veins which parallel carotid arteries |
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Term
| name the vessels of the upper limb in order |
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Definition
subclavian
axillary
brachial
ulnar and radial |
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Term
| name the vessels of the abdomen also known as the branches of the celiac trunk |
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Definition
hepatic
gastric
splenic
superior mesentric artery and vein
inferior mesentric artery and vein |
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Term
| superior msentric artery and vein are located where? |
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Definition
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Term
| inferior mesentric artery and vein are located where? |
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Definition
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Term
| what is the function of the hepatic artery? |
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Definition
| systemic circulation to the liver |
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Term
| hepatic portal vein does what |
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Definition
| carries venous blood with absorbed contents directly from GI tract into liver to be processed |
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Term
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Definition
| carries venous blood from liver to inferior vena cava |
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Term
| list in order the hepatic portal circulation |
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Definition
veins from digetsive organs
hepatic portal vein
liver sinusoids
hepatic vein
inferior vena cava |
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Term
| where is the interior illiac veins and arties located |
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Definition
| pelvis and gluteal region |
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Term
| list in order blood flow of the lower limbs |
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Definition
right and left common iliac
internal iliac
external iliac
femoral
popliteal
anterior and posterior tibial |
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Term
| brachiocephalic artery, ________, right axillary artery |
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Definition
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Term
| ascending aorta, _________, descending aorta |
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Definition
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Term
| axillary artery, ______, radial artery |
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Definition
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Term
| common iliac artery, ________, femoral artery |
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Definition
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Term
| liver, ______, inferior vena cava |
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Definition
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Term
| right subclavian, ________, superior vena cava |
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Definition
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Term
| posterior tibial vein, ______, femoral vein |
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Definition
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Term
| what are the three types of tonsil? |
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Definition
| pharyngeal, palatines, linguals |
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Term
| what set of tonsils are removed when people have tonsilitis? |
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Definition
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Term
| the thymus is where ____ lymphocytes mature. |
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Definition
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Term
| the ____ is the largest lymphatic organ |
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Definition
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Term
| the islands (nodules) within the spleen that contain many lymphocytes comprise the ______ |
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Definition
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Term
| the thoracic duct empties into the ____ vein |
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Definition
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Term
| the function of a lymph node is to _____ lymph |
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Definition
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Term
| in order to activate a lymph node site it must first ______ foreign antigen and then ______ |
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Definition
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Term
| long term immunity is provided by ______ cells |
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Definition
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Term
| the _____ lymphocyte recognizes foreign antigen bound to MHC-I |
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Definition
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