Which of the following is true regarding the fatty epicardial tissue surrounding the coronary circulation?   it supplies the myocytes with fatty acids to fuel ATP synthesis it may lead to blocked coronary arteries which can cause angina pectoris or heart attack it is associated with diets high in saturated fats it cushions the coronary vessels during each heart beat

Q: An individual s venous return to the heart at this moment contains much less oxygen than it did…

A: Less oxygen in the venous blood means that oxygen has been extracted and is being used in the…

Q: Which of the following rows correctly identifies the movement of solutes on the arterial end and…

A: Net filtration pressure of the blood at the arterial end than at the venous end so blood leaves the…

Q: Which of the following statements best describes the actions of the neurotransmitter noradrenaline…

A: Noradrenaline is a neurotransmitter that regulates cardiovascular function. It binds to…

Q: Which of the following is TRUE concerning blood distribution within the body?   Question 22…

A: Blood is the major body fluid in our body that plays a major role in circulation and transportation…

Q: The Effects of Lifestyle, Sex & Genetics on Blood Pressure Many things might affect heart rate,…

A: The pressure exerted by the circulating blood against the walls of blood vessels is known as blood…

Q: Which of these risk factors for cardiovascular disease is affected by exercise? - blood glucose…

A: The aerobic exercise includes activities such as brisk walking, biking, swimming and moving in the…

Q: Leaky Na+ channels in the cells of the SA Node do which of the following?   a-allow a slow…

A: d-allow a slow depolarization that eventually reaches the threshold for voltage-gated Ca2+ channels.

Q: skeletal muscles The two opposing forces at work to regulate capillary exchange are and osmotic…

A: The two opposing forces at work to regulate capillary exchange rate are Blood Pressure and Osmotic…

Q: The heart would develop normally; the ECM composition does not affect cardiomyocyte differentiation…

A: In the myocardium, Extracellular matrix (ECM) is remodeled in association with many cardiovascular…

Q: in the heart's pacemaker cells, the timing of the heart rate is determined by the diffusion of…

A: The heart is a pump that transports blood through a network of arteries. Its function is to send…

Q: All of the following are true about arterial bleeding except: O a O b Blood spurts from the wound…

A: Bleeding is the loss of blood. There are three different types of bleeding. They are arterial…

Q: Nhich of the following is a CORRECT statement? (Check all that apply) A When blood is collected in a…

A: Blood is the body's fluid for humans and other animals that carries essential nutrients, such as…

Q: Which of the following is NOT associated with cardiac muscle contraction?   Contraction requires…

A: Cardiac muscle is one of the three types of vertebrate muscles. It is an involuntary, striated…

Q: Erythrocytes Transport carbon dioxide Are produced from lymphoid stem cells Are broken down in…

A: Erythrocytes are red blood cells which are typically of the biconcave shape without a nucleus. They…

Q: Which statement below best explains why valves are necessary in the veins but not in the arteries?…

A: Veins are vessels that take blood to the heart and deoxygenated blood is mainly transferred to the…

Q: Match the description with the proper organ/structure/function. Arteries [ Choose ] [Choose ] Beats…

A: Arteries ------>carry oxygenated blood throughout the body. Venous system------>series of…

Q: Which best describes blood flow through the heart? oxygenated blood comes into the heart's left…

A: The heart, the lungs, and the blood vessels function to form the round circulatory system. The 3…

Q: Nitroglycerin is a drug that is commonly used to treat angina pectoris. It is thought to be…

A: Nitroglycerine is a vasodilator drug. This is mainly used to treat the angina pectoris ( to relieve…

Q: Which of the following would increase the resistance in a blood vessel? Group of answer choices All…

A: Resistance is a force that opposes the flow of a fluid. The length of a vessel is directly…

Q: A key role of the atrioventricular node is to   act as a barrier to prevent the electrical impulse…

A: Heart pumps blood through a system of blood vessels, called the circulatory system. The heart is a…

Q: Which of the following statements about the circulatory system is INCORRECT?   Question 25 options:…

A: Heart is the main organ of the circulatory system and it pumps blood to all parts of the body. Heart…

Q: What do large veins have in common with lymphatics?

A: Blood vessels carry oxygen and nutrients and deliver to all the cells in the body, but lymphatic…

Q: The administration of a drug that decreases venous compliance will lead to an increase in stressed…

A: Drug administration is the most common way of delivering drug substances into a living life form to…

Q: Which of these functions can the heart perform that individual heart cells cannot?   using energy…

A: Heart A hollow muscular organ.  Located in thorax between 2 lungs.  4 chambers.  4 valves.  2…

Q: Which of the following statement about tissue fluid is wrong A-it is the liquid that leaks from the…

A: Tissue fluid is found in the inter-cellular spaces which participates in transporting nutrients and…

Q: Which of the following are mechanisms which prevent clotting under normal circumstances? Select all…

A: Blood clotting is a complex phenomena which usually occurs when due to any reason blood vessels are…

Q: Which of the following statements is correct? Group of answer choices All of these are correct…

A: Atherosclerosis is a disease in which plaque deposition occurs within the blood vessel leading to…

Q: . The right side of the heart pumps receives blood from the systemic circulation and sends it to i…

A: A network of blood vessels are involved in circulating blood to all the parts of the body. The heart…

Q: Mean arterial pressure is likely to decrease when Oblood viscosity decreases heart rate increases…

A: Mean arterial pressure (MAP) is one of the key indicators of cardiovascular health. It is a measure…

Q: "The Last Heart Attack" CNN documentary you watched on You Tube discussed a controversial diet that…

A: Introduction :- Heart attack is a type of disorder in which a blood clot blocks the passage of blood…

Q: Which of the following are false about the inward rectifier? OA The inward rectifier current is…

A: Cardiac action potential refers to the series of electrical events occurring in the cardiac myocytes…

Q: Which of the following would increase mean arterial pressure (MAP) ? Group of answer choices An…

A: Mean arterial pressure - It is the average arterial pressure throughout one cardiac cycle, systole,…

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: e word bank below to complete the following statements: capillary higher lower oxygen carbon dioxide…

A: The description is all about the fluid that is getting filtered in the Kidneys and how the fluid…