A heart murmur results from damage to resulting in O the atrioventricular valves; backflow of blood in the aorta

Q: Increased functional demand on the heart produces increased size of the myocardium by: choose the…

A: Cardiac muscle fibers are exclusive to the human heart only. Cardiac muscles show a higher degree of…

Q: Which part of the heart is responsible for initiating and maintainingthe rhythmic activity of the…

A: The heart is a muscular organ that pumps blood throughout the body. It is located in the middle…

Q: Part A- Why do arteries have many more elastic fibers than veins? O They have less pressure during…

A: The pathways through which blood is transported to body tissues are known as blood vessels. They are…

Q: heart failure occurs when

A: Congestive heart failure is commonly known as heart failure that refers to a condition in which the…

Q: Part A - Why do arteries have many more elastic fibers than veins? O They have less pressure during…

A: Why do arteries have many more elastic fibers than veins:

Q: Where is blood pressure lowest? In the veins. In the arteries

A: Hi! Thanks for your question. But as you have posted multiple questions, I am answering the first…

Q: Which is not a characteristic of the heart sound represented by the green bar?

A: The auscultogram diagramatically represents the beats of heart as heard on auscultation.   Here the…

Q: Moving from a SUPINE to a STANDING position result in an:  a. decrease in heart rateb. increase in…

A: The question is asking about the physiological changes that occur in the body when moving from a…

Q: Which of the following arteries do not constrict: Pulmonary Plantar Femoral Aorta Brachial

A: Circulation of blood is vital for the body to provide oxygen and nutrition; also, it removes…

Q: Chordae tendineae: Group of answer choices hold the AV valves in place. contract when the heart…

A: The papillary muscles of the heart are connected to the mitral and tricuspid valves cusps by thin…

Q: An athlete suddenly develops hypoglycemia. You are aware that when blood glucose levels fall, O…

A: To determine: The answer for two questions from the following options. What happens when blood…

Q: The pressure in the veins sufficiently high to drive the flow of blood into the heart is callec O…

A: The heart is a fist-sized organ that pumps the blood throughout the body. It is the primary organ of…

Q: Which of the following features applies to the aorta? semilunar valves present along the length…

A: The aorta arises from the left ventricle. The heart has two atrium and two ventricles. The aorta is…

Q: Blood flow in the heart from right atrium to right ventricle to pulmonary arteries to the lung in…

A: The heart, blood vessels like arteries, veins and capillaries are part of the circulatory system of…

Q: Listen to this CDC podcast(http://openstaxcollege.org/l/CDCpodcast) to learn abouthypertension,…

A: The heart is a muscular organ in most animals, which pumps blood through the blood vessels of the…

Q: Damage to what brain area may impair autonomic regulation of heart rate? pons O medulla O midbrain O…

A: The sympathetic and parasympathetic nervous system are the components of the autonomic nervous…

Q: An increase in heart rate leads to a increase in arterial pressure leads to a in end diastolic…

A: The heart is the central organ of the cardiovascular system of the body. It is a myogenic organ that…

Q: An embolus lodged in the circumflex artery could impair blood flow to what portion of the heart? O…

A: The cardiovascular system is also known as the circulatory system allows the blood flow throughout…

Q: Which condition would cause a diastolic murmur?   A regurgitation of blood through an incompetent…

A: Diastolic murmur refers to the sound that occurs for some period during diastole. The diastolic…

Q: Sinusoid capillaries are found in all of the following areas of the body except carrying blood…

A: Answer: Sinosoidal Capillaries are the discontinuous capillaries which are having the endothelial…

Q: Fill in the chart Drug Classification Effect on Heart Rate Epinephrine     Acetylcholine…

A: Cardiac drugs are the drugs that used to improve  or treat the disorders associated  with…

Q: The sinoatrial node is also called the A. PacemakerB. Action potentialC. Resting membrane potent

A: Heart is an important organ that pumps blood. Heart is myogenic in nature meaning it is capable of…

Q: The heart is resting during Select one: ventricular systole. the ejection period. ventricular…

A: Cardiac cycle The cardiac events that occur from the beginning of one heart beat to beginning of…

Q: Arteries carry blood away from the heart. The smallest blood vessels are called arterioles. The SA…

A: Blood vessels help in the flowing of blood throughout the body. Arteries transport blood away from…

Q: If an EKG shows regular P waves, but is missing regular QRS complexes, it means that…

A: EKG or ECG is known as Electrocardiogram. It is used to check the functionality of heart.

Q: There is a semilunar valve between the_____ and _____       right ventricle and the aorta.   left…

A: In the heart of mammals different valves are present which are responsible for the transportation of…

Q: Put the flow of blood through the heart in the right order starting with vena cava. Vena cava…

A: The circulatory system is responsible for transportation of circulatory fluid (blood) to the entire…

Q: The picture above shows what on the ECG?

A: The picture above shown is ECG of Sinus rythm.

Q: Explain Sick sinus syndrome

A: This syndrome can be described as the incapability of the pacemaker of the heart to generate heart…

Q: Path of Blood in Heart Ventricles pump blood to body or lungs Atria fill with blood from body or…

A: The blood vascular system or the circulatory system is the transport system of the body. The…

Q: Venoconstriction increases which of the following?a. blood pressure within the veinb. blood flow…

A: Venoconstriction refers to the narrowing of the veins due to tightening of smooth muscles present…

Q: Which of the following situations might indicate the need for an artificial pacemaker? Group of…

A: The human heart is a muscular organ that functions as the central and important component of the…

Q: On an ECG erratic waves indicates. and is associated with O ventricular fibrillation, second-degree…

A: A human heart is a four-chambered muscular organ that is used to pump blood to different parts of…

Q: A lack of Von Willebrand factor or other clotting factors would cause a person to : be unable to…

A: Coagulation or clotting is the process ,in which the blood which is in liquid changes to gel form,…

Q: the upper chambers (rooms) pf the heart are known as

A: The heart is the vital organ of the body, located in the middle and front of the chest and slightly…

Q: During what stage or stages is blood being pumped from the atria into the ventricles

A: The cardiac cycle completes in four different stages: They are filling phase, isovolumetric…

Q: The semilunar valves prevent blood from moving: Group of answer choices from the atria back into…

A: The heart is composed of four chambers that are- two atriums and two ventricles. Different valves…

Q: A person had a heart attack involving a large part of the ventricular heart muscle. Which of the…

A: The heart needs blood supply to meet it nutrition and oxygen supply which is fulfilled by two…

Q: A blood clot that lodges in a cerebrial artery can cause: a heart attack high blood pressure…

A: The question is asking about the potential health consequences of a blood clot lodging in a cerebral…

Q: An individual presents with cardiac tamponade.  Their heart would be the most efficient in pumping…

A: cardiac tamponade is a medical condition where there is build up of fuilds in the pericardial sacs.…

Q: uestion 15 What is commonly called a 'heart attack' is scientifically known as: myocardial…

A: Several underlying situations can lead to several unexpected diseases by hurdling the natural…

Q: A heart murmur would be detected in the pathological situation in which blood was flowing from the…

A: Heart murmurs are defined as the blowing or whooshing sound which is heard during a heartbeat caused…