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Anatomy blood vessel
| Question | Answer |
|---|---|
| Largest artery of the body | Aorta |
| Supplies the kidney | Renal artery |
| Supplies the duodenum and stomach | Common hepatic artery |
| Supplies the distal areas of the large intestine | Inferior messentric artery |
| Supplies pelvic structures | Internal iliac artery |
| Artery that does NOT anastomose | Renal artery |
| Gives rise to the right common carotid and right subclavian artery | Brachiocephalic trunk |
| Supplies the lower limbs | External iliac artery |
| Common site to take a pulse | Radial artery |
| Major supply to the cerebral hemispheres | Internal carotid artery |
| Large unpaired branch of the abdominal aorta | Celiac trunk |
| Abdominal aorta splits to form two | Common iliac artery |
| Receives blood from all areas superior to the diaphragm, except the heart wall | Superior vena cava |
| Carries oxygen-poor blood to the lungs | Pulmonary trunk |
| Carries oxygen poor blood to the lungs | Pulmonary trunk |
| Drains the scalp | External jugular vein |
| Runs through the armpit area | Axillary artery |
| Drains the upper extremities, deep vein | Subclavian vein |
| Artery usually palpate to take blood pressure | Brachial artery |
| Major artery of the thigh | Femoral artery |
| Supplies the small intestine | Superior mesenteric artery |
| Carries oxygen rich blood from the lungs | Pulmonary vein |
| Longest vein in the body, superficial | Great saphenous vein |
| Sure where resistance to blood flow is the greatest | Arterioles |
| Site where exchanges of food and gases are made | Capillaries |
| Site where blood pressure is the lowest | Large veins |
| Site where the velocity of blood flow is fastest | Large arteries |
| Site where the velocity of blood flow is the slowest | Capillaries |
| Site where blood volume is the greatest | Large veins |
| Site where blood pressure is the greatest | Large arteries |
| Site that is the major determinant of peripheral resistance | Arterioles |
| The adjustment of blood flow to each tissue in proportion to its requirements at any point in time is termed autoregulation | True |
| Arterial pressure in the pulmonary circulation is much higher than in the systemic circulation because of its proximity to the heart | False |
| Osmotic pressure is created by the presence in a fluid of small diffusible molecules that easily move through the capillary membrane | False |
| The cerebral artery circle (circle of Willis) is an arterial anastomosis | True |
| The outermost layer of a blood vessel is the Tunica intima | False |
| The thick walled arteries close to the heart are called muscular arteries | False |
| Hypotension is generally considered systolic blood pressure that is below 100 mm/hg | True |
| A precapillary sphincter is cut off smooth muscle that regulates the flow of blood into capillaries | True |
| Vasodilation is a widening of the Lumen do to smooth muscle contraction | False |
| The pulmonary circulation does not directly serve the metabolic need of body tissues | True |
| The most common form of shock is hypovolemic shock | True |
| Every minute about 1.5 ML of fluid leaks out of the capillaries | True |
| The pancreas is an example of an organ with arteries that do not anastomose | False |
| And obstruction in the superior vena cava would decrease the flow of blood from the head and neck to the heart | True |
| Arteries supplying the same territory are often merged with one another forming arterial anastomosis | True |
| An increase in blood viscosity will cause an increase in peripheral resistance | True |
| The first major branch of the for moral artery is the dorsalis pedis artery | False |
| The azygos vein originated in the abdomen | True |
| Which of the following is not one of the three main factors influencing blood pressure A) cardiac output. B) peripheral resistance C) emotional state D)Blood volume | Emotional state |
| Which of the following chemicals does not help regulate blood pressure A) ADH B) atrial natriuretic peptide C) angeiotensin II D) nitric acid | Nitric acid |
| Which statement best describes arteries A) all carry oxygenated blood to the heart B) all carry blood away from the heart C)All contain valves to prevent the backflow of blood D) only large arteries are aligned with Endothelium | B all carry blood away from the heart |
| Which tunic of an artery contains endothelium A) tunica intima B) tunica media C) tunica externa D) Basement membrane | A) Tunica intima |
| Permitting the exchange of nutrients and gases between the blood and tissue cells is primary function of_______ A) arterioles B) arteries C) veins D)Capillaries | D)Capillaries |
| The circulatory route that runs from the digestive tract to the liver is called_____ A) hepatic portal circulation B) pulmonary circulation C) coronary circulation D)Cerebral circulation | A)Hepatic portal circulation |
| The arteries that are also called distributing arteries are the A) elastic arteries B) muscular arteries C) Arterioles C) capillaries | B) muscular arteries |
| Aldosterone will____ A) promo increase in blood pressure B) promo a decrease in blood volume C) result in a larger output of urine D)Decrease sodium reabsorption | A)Promote an increase in blood pressure |
| The pulse pressure is_____ A) systolic pressure plus diastolic pressure B) systolic pressure minus diastolic pressure C) systolic pressure divided by diastolic pressure D) diastolic pressure +1/3(systolic pressure Plus diastolic pressure) | B) systolic pressure minus diastolic pressure |
| Which of the following signs of hypovolemic shock is relatively late sign? A) Cold, clammy skin B) increased heart rate C) rapid, thready pulse D)Rapidly falling blood pressure | D)Rapidly falling blood pressure |
| Which of the following is likely during vigorous exercise? A) blood will be diverted to the digestive organs B) The skin will be cold and clammy C) capillaries of the active muscles will be engorged with blood D)Blood flow to the kidneys increases | C)Capillaries of the active muscles will be engorged with blood |
| Continuous capillaries_______ A) Have fenestrations to facilitate the delivery of oxygen and nutrients to tissues B) are abundant in the skin and skeletal muscles C) have a thin layer of muscle tissue to auto regulate blood flow D) contain a layer of conn | B)Are abundant in the skin and skeletal muscles |
| Which of the following is true about veins? A) venous valves are formed from the Tunica media B) up to 35% of total body blood is in venous circulation at any given time C) Veins have a small lumen in relation to the thickness of the vessel wall D) veins | D) veins are called capacitance vessels or blood reservoirs |
| Venous anastomoses ________. A) often occlude, causing death if located in a vital area B) Connect veins together along the entire length C) form more freely than arterial Anastomoses D)Occur only in the brain | C) form more freely than arterial anastomoses |
| Peripheral resistance ________ A) decreases with increasing length of the blood vessel B) increases as blood vessel diameter increases C) increases as blood viscosity increases D) is not a major factor in blood pressure and healthy individuals | C) increases as blood viscosity increases |
| Brain blood flow autoregulation_______ A) is less sensitive to PH then to decreased oxygen level B) causes constriction of cerebral blood Vessels in response to a drop in the systemic blood pressure C) is abolished when abnormally high CO2 levels persist | C) is abolished when abnormally high CO2 levels persist |
| Blood flow to the skin______. A) is controlled mainly by decreasing pH B) increases when environmental temperature rises C) increases when body temperature drops so that the skin does not freeze D) Is not an important source of nutrients and oxygen for sk | B)Increases when environmental temperature rises |
| Select the correct statement about the movement of materials at the capillary level A) oxygen diffuses up its concentration gradient B) Chemical waste products follow the same general path as oxygen C) carbon dioxide moves from its production site into th | C)Carbon dioxide moves from its production site into the interstitial fluid |
| Which of the following is a type of circulatory shock? A) hypovolemic, caused by increased blood volume B) Cardiogenic, which results from any defect in blood vessels C) vascular, due to extreme vasodilation as a result of loss of vasomotor tone D) circul | C) vascular due to extreme vasodilation as a result of loss of vasomotor tone |
| Which tunic of an artery is most responsible for maintaining blood pressure and continuous blood circulation? A) tunica intima B) tunica media C) tunica externa D)Basement membrane | B)Tunica media |
| The influence of blood vessel diameter on peripheral resistance is _________ A) The only factor that influences resistance B) significant because resistance is inversely proportional to the fourth power of the vessel radius C) significant because resistan | B) significant because resistance is inversely proportional to the fourth power of the vessel radius |
| The form of circulatory shock known as hypovolemic shock is. A) only that form of shock caused by large scale loss blood B) any condition in which blood vessels are in adequately filled and blood cannot circulate normally C) shark that results from large | C) shock that results from large scale Loss of blood volume, or after severe vomiting or diarrhea |
| In the dynamics of blood flow through capillaries, hydrostatic pressure_______. A) does not play a role B) is the same as capillary blood pressure C) generally forces fluid from the interstitial space into the capillaries D)Is completely cancel out by osm | B) is the same as capillary blood pressure |
| The hepatic portal vein______\ A) is actually an artery B) carries nutrient rich blood to the liver C) carries oxygen rich blood from the liver to the viscera D)Carries blood from the liver to the inferior vena cava | B)Carries nutrient rich blood to the liver |
| Which of the following has anastomosing vessels A) REtina B) kidney C) heart D) spleen | C) heart |
| Which of the following do not influence arterial pulse rate A) activity B) postural changes C) emotions D) The vessel selected to palpate | D)The vessel selected to palpate |
| Which of the following are involved directly in pulmonary circulation? A) superior vena cava, right atrium, left ventricle B) right ventricle, pulmonary artery, left atrium C) left ventricle, aorta, inferior vena cava D) right atrium, aorta, Left ventri | B) right ventricle, pulmonary artery, Left atrium |
| Histologically, The____ is squamous epithelium supported by a sparse connective tissue layer. A) tunica intima B) tunica media C) tunica externa D) tunica adventitia | A)Tunica intima |
| The arteries that directly feed into capillary beds are called_____. A) muscular arteries B) elastic arteries C) arterioles D) Venules | C) arterioles |
| Fenestrated capillaries _____ A) are not More permeable than continuous capillaries B) are not common in endocrine organs and in areas where capillary absorption is an important function C) do not occur in the glomerular capillaries of the kidneys D)Are n | D)Are not found in the brain |
| Modified capillaries that are lined with Phagocytes are called A) sinuses B) sinusoids C)Thorough fare channels D)Anastomoses | B)Sinusoids |
| Factors that aid venous return include all except A) activity of skeletal muscles B) pressure changes in the thorax C) venous valves D)Urinary output | D)Urinary output |
| Which of the following blood pressure readings would be indicative of hypertension A) 120/80 in a 30 yo male B) 140/90 in a 70yo female C)170/96 in a 50 yo male D) 110/60 in a 20yo female | C)170/96 in a 50yo male |
| The arteries that directly feed into the capillary beds are called _______ A) muscular arteries B) elastic arteries C) arterioles D) Venules | Arterioles |
| Fenestrated capillaries ______ A) are not more permeable than continuous capillaries B) are not common in endocrine organs and in areas where capillary absorption is an important function C) do not occur in there globular capillaries of the kidneys D)Are | D) are not found in the brain |
| Modified capillaries that are lined with phagocytes are called A) sinuses B) sinusoids C)Thorough fare channels D)anastomoses | B) sinusoids |
Created by:
Cwaltz3