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The cranial nerve that supplies parasympathetic innervations to the majority of the thoracic and abdominal cavities is
CN X
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What structures anchor the chordae tendinae?
papillary muscles
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Which of the following structures is not found in the left ventricles:
Pectinate musclesÂ
The bicuspid valve
papiallary muscles
trabeculae muscles
Pectinate muscles
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The right ventricle pumps blood into which vessel?
The pulmonary trunk
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drop of blood returning to the heart from the head region would enter the heart through which vessel?
The superior Vena Cava
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Blood within the pulmonary veins returns to the?
left atrium
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Blood is carried to capillaries in the myocardium by way of the
coronary arteries
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Which layer of blood vessels contains epithelial tissues?
Tunica Intimae
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Choose the blood vessel responsible for draining the majority of blood from the brain?
internal jugular veins
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Functionally there are no valves in arteries because:
The blood pressure in arteries is high enough that there is no risk of backflow of blood
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What vessel in the fetus connects the pulmonary trunk to the aortic arch so that much of the blood bypasses the immature lungs
ductus venosus
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The abdominal aorta divides its distal end into which arteries
Common iliac arteries
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Choose the missing blood vessels in the pathway supplying blood to the right arm:
Aortic arch
subclavian artery
axilary artery
brachial artery
Brachiocephalic artery
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Most systemic venous blood is both oxygen poor and nutrient poor. However systemic venous blood that is oxygen poor and nutrient rich occurs in
the hepatic portal vein
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The three arteries that branch from the aortic arch are in order the
brachiocephalic, left subclavian, and left common carotid arteries.
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Which artery arises from the inferior part of the abdominal aorta and supplies the distal end of the large intestines?
inferior mesenteric artery
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Which vessel is missing from the following statement: “Tracing blood that drains from the large intestine, we find that blood leaves the intestinal capillaries and passes through the superior mesenteric vein, the hepatic vein, the liver sinusoid capillaries and the inferior vena cava”
celiac vein
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If both common carotid arteries were blocked, which might continue to carry blood to the brain?
Vertebral arteries
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The popliteal artery supplies
The knee joint
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The veins that merge to form the inferior vena cava are the
common iliac veins
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Which of the following are not involved in the systemic circulation?
right ventricle, pulmonary artery, left atrium
pulmonary artery?
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The epicardium is the same as the
visceral layer of the serous pericardium
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The heart chamber with the thickest wall
Left ventricle
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Of the three layers of the heart wall, the layer that contains the cardiac muscle:
myocardium
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The antrioventricular node is located in the
inferior part of the intertribal septum
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Of the following heart chambers, the one with the thinnest wall
Right Atrium
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Which of the following is not part of the conduction system of the heart
AV valve
SA node
AV mode
AC bundle
AV valve
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Which branch of the abdominal aorta supplies the stomach
gastroduodenal &celiac trunk
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Which of the following are involved in the pulmonary circulation?
right ventricle, pulmonary artery, left atrium
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The anterior cardiac vein runs with which artery
right coronary
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The type of leukocyte that releases histamine is
basophil
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Usually the most numerous of the leukocytes are the
neutrophils
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The smallest and most abundant plasma proteins belong to the category of:
albumins
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