The heart: Select one: O a. is located in the thoracic region with its apex pointing superiorly b. has valves between the atria and ventricles that prevent back-flow of blood within the heart O c. supplies blood to the systemic circulation via the superior vena cava O d. is surrounded by the cartilaginous pericardium e. lies in the peritoneal cavity

Q: Label in the diagram: 1. Sinoatrial node, 2. atrioventricular node, 3. bundle of His, the branches…

A: In this question, we are given a schematic diagram of the conduction system of heart. The labeling…

Q: Identify the parts of the heart.

A: Heart:- It is a muscular hollow organ that belongs to the cardiovascular system. The heart pumps…

Q: called the ______ and at least one thicker-muscled chamber that squeezes blood out of the heart:…

A: Circulatory system Heart is made up of chambers which function to pump blood and act as temporary…

Q: During diastole: A. the AV-valves are open and the aortic & pulmonary arterial valves are closed. B.…

A: Systole and diastole are part of cardiac cycle. Systole means contraction of heart and diastole…

Q: Purkinje fibersa. are specialized cardiac muscle cells.b. conduct impulses much more slowly than…

A: A fully developed adult heart maintains the capability of generating its own electrical impulse,…

Q: Within the T-P interval of the EKG... a. The 2nd heart sound is heard b. the semilunar valves are…

A: a. The 2nd heart sound is heard

Q: The carotid arteries are the major blood vessels that are in the neck and supply blood to the brain,…

A: Thick-walled blood vessels means arteries , carrier high-pressure, oxygenated blood from the heart…

Q: Describe the flow of blood through the heart. Identify each key feature of the heart (valves,…

A: The heart is a muscular organ that is part of the cardiovascular system of the body. It consists of…

Q: anatomy:  write summary about hte external structures of the heart

A: The heart is a hollow muscular organ, which pumps the blood through the circulatory system by…

Q: Coronary vessels - these su -They can be seen in the lo side of the heart. not reproe ona B.…

A: The heart is a muscular organ the size of a fist that is found just behind and just to the left of…

Q: Which of the following occurs during ventricular diastole? a-The ventricles contract to force blood…

A: During ventricular diastole, the following occur- b- The ventricles relax and refill with blood c-…

Q: Label: aorta,apex, chordae tendineae, cusp, interventricular septum, L. atrium, L. ventricle,…

A: The heart is a muscular organ that pumps blood through the circulatory system. The oxygenated blood…

Q: If a patient presents with severe onset of Acute Coronary Syndrome was is happening with the muscles…

A: An intense coronary syndrome is a term used to depict a scope of conditions related to abrupt,…

Q: 12 14 13 Thew 11 10 25 8 15 12 14 24 19 23 18 21 22 15 22 16 17 17 R 15 18

A: The human heart is a muscular organ that pushes blood through the circulation system's veins, giving…

Q: Starting at the Superior and Inferior Vena Cava follow the arrows in the image above and list the…

A: The heart is the major pumping organ in circulatory system. It pumps the blood across body parts.

Q: Blood flows faster in a venule than in a capillary because venulesa. have one-way valves.b. are more…

A: The circulation of blood is governed by the cardiovascular system, which has two different circuits…

Q: Imagine you are standing inside the left ventricle of an adult pig.  Blood is flowing in one…

A: The heart is a four-chambered muscular organ with four blood vessels which either brings blood to or…

Q: Identify the valves of the heart and what is involved during closing/opening the valves Is it…

A: The human heart is a fist in size. It has four chambers.

Q: Discuss the heart contraction on the organ level, meaning the whole heart?

A: The circulatory system, pumps blood throughout the body in human heart ,  replenishing oxygen and…

Q: entricular contraction begins at the Select one: a. AV bundle. b. apex of the heart. c. top of the…

A: The objective of the question is to identify the location where the contraction of the ventricles,…

Q: If the pressure in the ventricles is higher than the pressure in the atria, but lower than the…

A: Heart valves open and close in response to pressure changes inside the heart chambers. the fluid…

Q: When the ventricles contract, all of the following occur excepta. closing of the AV valves.b. blood…

A: Ventricles are the larger chambers of the heart which receives blood from the atrium. The right…

Q: Muscles around the arterioles dictates where blood flows in the body…why is this useful?

A: Arteries are referred to as the blood vessels that function in carrying the oxygen-rich blood to the…

Q: While the semilunar valves are open during a normal cardiac cycle, thepressure in the left ventricle…

A: The human heart beats 72 times per minute. During each heart beat, the chambers of the heart…

Q: Drag the steps below and place them in the order of blood flow through the heart. First: Second:…

A: Circulation system  It is a network consisting of blood, blood vessels, and the heart. This network…

Q: Which of the following is the correct circulatory sequence forblood to pass through part of the…

A: The heart is a pumping organ that continuously pumps blood to the entire body. It comprises four…

Q: Name a structure that is on the ventral side of the heart, located more laterally within the axial…

A: Heart is the prime internal organ in higher animals and humans. Heart involved in pumping of blood…

Q: A young couple that you are friends with gave birth to a new baby. They were told by their physician…

A: The circulatory system is one of the most essential systems in the body. The function of the…

Q: The second heart sound is caused by: a. closure of the aortic and pulmoary valvesb. vibrations in…

A: The objective of this question is to understand what causes the second heart sound in the cardiac…

Q: During the production of the waveform of the EKG indicated by the arrow, blood would pass through…

A:

Q: Identify the organ ( structure )

A: Organ, in science, a gathering of tissues in a living creature that have been adjusted to play out a…

Q: Which of the following characteristics is unique to capillaries and not to other blood vessels?…

A: The blood vascular system has various components that help in the smooth circulation throughout the…

Q: Valves between which structures of the heart shown in the figure control the direction of the…

A: The heart is located in the centre of the chest, just to the left of centre, about the size of a…

Q: Mr. Y is playing basketball and is breathing rapidly and deeply and sweating profusely. Which of the…

A: During the exercise, the oxygen demand in the body increases due to the increased oxygen need within…

Q: Circle the correct pathway that blood follows through the upperlimb arteries:a. subclavian →…

A: The heart is at the center of the circulatory system. It is a network of blood vessels that delivers…

Q: fill in the blanks Blood that has circulated to the heart muscle itself also returns to the right…

A: Veins are referred to as the blood vessels that are responsible for carrying the blood that is…

Q: Mark ALL the statements about capillaries that are TRUE.

A: The very tiny blood vessels are called capillaries. These are mainly used to connect the arteries…

Q: In the aorta, Select one: a. the resistance to blood flow is high, but velocity of blood flow is…

A: The objective of the question is to understand the characteristics of blood flow in the aorta, which…

Q: Which primitive area of the heart will give rise to theright ventricle?a. bulbus cordisb. primitive…

A: Heart is a hollow muscular organ. It pumps blood through the blood vessels of circulatory system.…

Q: ribe in your own words how blood flows through the heart Include

A: The arteries, arterioles, veins, venules and capillaries are the blood vessels forming the…

Q: As we auscultate the heart it is imperative, we understand what part of the heart we are listening…

A: As we auscultate the heart, it is important to understand which part of the heart we are listening…