Hydrostatic pressure is ________.a. greater than colloid osmotic pressure at thevenous end of the capillary bedb. the pressure exerted by fluid in an enclosed spacec. about zero at the midpoint of a capillary bedd. all of the above

Q: A blood platelet flows through a coronary artery that is partially blocked by deposits on its wall.…

A: The type of arteries that surround the entire heart and supplies oxygen continuously for the cardiac…

Q: Capillaries are very narrow and leaky. Which functions do those characteristics enable? Pick ALL…

A: Capillaries are the tiny blood-containing structures that establishes the connection arterioles to…

Q: Palpating a Superficial Pulse The pulse rate is the number of pulse per minute measured by palpating…

A: Pulse rate is the number of pulse in a minute.

Q: just true or false   capillaries of the lower extremities contain valves

A: Capillaries of the lower extremities contain valves : FALSE

Q: A healthy elastic artery ________.a. is compliantb. reduces blood flowc. is a resistance arteryd.…

A: Blood vessel forms the part of circulatory system through which the blood flows in the body.…

Q: Most blood enters the ventricle during ________.a. atrial systoleb. atrial diastolec. ventricular…

A: Each cardiac cycle comprises of a time duration starting with the contraction of atria and ending…

Q: The completed histological layers of blood vessels cannot be seen clearly in post capillary veinules…

A: These postcapillary venules include intercellular endothelial junctions that can open to allow…

Q: he blood pressure in the left ventricle during systole is ______ the blood pressure in the right…

A: The blood pressure is the pressure of the blood within the arteries. It is produced primarily by the…

Q: During the cardiac cycle shown in the graph above the ventricles eject _______ of the blood they…

A: The cardiovascular system consists of the heart and the blood vessels. The heart is the pumping…

Q: Clusters of neurons in the medulla oblongata thatregulate blood pressure are known collectively…

A: The baroreceptors also called specialized stretch receptors are present within heart thin areas and…

Q: Blood normally flows into a capillary bed from:- a. a distributing artery b. a conducting artery. c.…

A: The cardiovascular system is responsible for the conduction of oxygen and nutrients from the heart…

Q: Blood often flows into a capillary bed froma. the distributing arteries.b. the conducting…

A: Blood is a vital circulatory fluid in the cardiovascular system in the human body. Blood helps to…

Q: Capillaries contain only a tunica The other other 2 layers found in other vessels are absent. intima…

A: Capillaries are made up of only two layers of cells an inner layer of endothelial cells and an outer…

Q: During diastole the blood pressure in the left ventricle is _______.   A lower than the pressure in…

A: The heart is a highly muscularized, involuntary organ of the body. It has four chambers consisting…

Q: Repolarization of ventricular myocardiocytes is caused by ______ the cells through voltage-gated…

A: Repolarisation is caused by the movement of positively charged k+ ions out of the cell. it initially…

Q: An especially leaky type of capillary found in the liverand certain other tissues is called a…

A: Blood vessels are flexible tubular canals by which blood circulates in the body. The blood vessels…

Q: In the case where a single valve unit in a vein fails so the weight of the blood is held up by the…

A: Varix: an abnormally dilated or swollen blood or lymph vessel and especially a vein.The blood moves…

Q: Capillary ExchangeBlood flowing through a capillary bed experiences the following pressures:- Blood…

A: The force exerted by a fluid on a structure is called as hydrostatic pressure. Blood hydrostatic…

Q: In a patient with _______ some of the oxygenated blood returning to the left atrium would be pumped…

A: The blood enters the heart's right atrium from the body, where it moves to the right ventricle and…

Q: Capillary walls are composed of an endothelium and a basement membraneonly. True or False

A: The cardiovascular system is also called the blood vascular or circulatory system, consists of a…

Q: Poor quality capillaries can rupture and bleed small amounts into the tissue. On the surface it…

A: Option 1 is incorrect because embolus is defined as a blockage or plug that obstructs a blood…

Q: the hypophyseal portal system, consisting of.. ..*** O A. The hypophyseal portal veins OB. The…

A: The hypophyseal portal system is a network of blood capillaries that connects the hypothalamus with…

Q: Endothelium in the arterioles does not: A. Release nitric oxide to relax contraction. B. Sense…

A: In the arterioles, the endothelium is a thin layer of cells. It coats the inside of the arterioles.…

Q: After passing through the subclavian vein blood next passes into the ______.   A axillary vein and…

A: The subclavian vein is a paired large vein, one on either side of the body, and runs under the…

Q: Pressure in the ventricle would be lowest during _____. atrial systole ventricular systole…

A: Heart is the organ that present in our body it pumped blood throughout our body. It is help in…

Q: true or false ____7. Veins have a thick and large luminal space. ____8. Vasa Vasorum is both…

A: Veins carry de-oxygenated blood from different parts of the body to heart and arteries carry…

Q: If the AV node was damaged, the parts of the heart that would fail to contract are (the) O a. right…

A: The cardiovascular system is a network of arteries and veins in which the heart pumps blood. One of…

Q: Repolarization of the ventricles typically _______.   A begins at the end of the T-wave and…

A: Electrocardiograms also called ECGs or EKGs is a simple diagnostic machine that checks the…

Q: The presence of __________ stabilizes the wall of arterioles and capillaries.   A gap junctions   B…

A: An arteriole is a very small blood vessel as it has a very small diameter. These arterioles are…