The cardiac cycle consists of a distinct relaxation andcontraction phase. Which term is typically used to referventricular contraction while no blood is being ejected?a. systoleb. diastolec. quiescentd. isovolumic contraction

Q: Which of the following is unique to cardiac musclecells?a. Only cardiac muscle contains a…

A: The cardiac muscles show the characteristics of both smooth and striated muscles. The cells of…

Q: Describe how the pressure in the left ventricle and in the systemic arteries varies during the…

A: The heart is a muscular organ that is divided into the left and right sides to prevent the mixing of…

Q: The AV node delay: a. allows the atria and ventricles to depolarize and contract as a unit. b.…

A: The human heart consists of the left and right atria and the left and right ventricles. The heart…

Q: The part of the heart that relaxes when filling up with blood before ejection to the pulmonary…

A: Heart is the most important organ that pumps blood. It is divided into four compartments; right and…

Q: Unlike skeletal and smooth muscle tissue, cardiac muscle is “self-excitable”. Explain how this…

A: There are three major types of muscles. They are skeletal muscles, smooth muscles, and cardiac…

Q: The circulatory route from aorta to the venae cavae is the __________ circuit.

A: The heart is the most important organ for the body and made up of several different types of tissues…

Q: During the Cardiac Contraction cycCle, EARLY ventricular systole is characterised by

A: ventricular systole- It is a phase of cardiac cycle in this the left and right ventricles contract…

Q: Compare and contrast pressure and volume changes of the left ?and right ventricles and the aorta…

A: Answer: Introduction: The heart is present in the thoracic (Thorax) cavity medially among the lungs…

Q: . ECG depicts the depolarization and repolarization processes of a cardiac cycle. In the ECG of a…

A: The electrocardiogram (ECG) is the total amount of the action potentials of millions of…

Q: Maximum aortic pressure during the cardiac cycle is called pressure

A: The human heart is a muscular organ which pushes blood into the circulatory system's arteries and…

Q: Given these events, the correct sequence of the cardiac cycle is: i. Atrial diastole ii. Atrial…

A: In the cardiac cycle, diastole means that the heart chamber is filled with blood received from the…

Q: summarize the phases of the cardiac cycle.

A: Introduction The cardiac cycle is defined as the sequential event in the heart which is cyclically…

Q: What would be the drawback of cardiac contractions being the same duration as skeletal muscle…

A: Cardiac muscles are specialized in the way that long action potentials are generated in the cardiac…

Q: Explain the events in the cardiac cycle. Describe 'double circulation'.

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

Q: In a single cardiac cycle, if EDV increases, what do you predict about the upcoming SV? Will SV…

A: In a single cardiac cycle, if EDV the upcoming SV will also increase.  EDV is directly proportional…

Q: During the systolic phase of the cardiac cycle, the heart is ________. a. contracting b. relaxing c.…

A: The heart is a pumping organ that provisions or supplies all tissues and organs of the body with…

Q: An area of dead myocardial tissue is called: A) an infarct B) stenosis C) an induration D)…

A: Answer is A.) an infarct.

Q: Which of the following correctly ranks pressures during isovolumetric contraction of a normal…

A: A normal cardiac cycle is characterised by revenant atrial and cavity contractions and…

Q: Give a term to describe the statement. All valves are closed and the volume of blood remains…

A: Cardiac cycle is the process of contraction and relaxation of cardiac muscle to pump the blood in…

Q: Describe the anatomy of movement of the wave of cell depolarization throughout the heart during the…

A: The cardiac cycle:It is comprised of a whole relaxation and contraction of both the atrium and…

Q: Choose the best answer Which of the following lists the events of the cardiac cycle in thecorrect…

A: The cardiac cycle comprises of the phases of heart activities through a complete heartbeat, that is,…

Q: Inflammation of the pericardium can lead to a condition called pericardial effusion, in which fluids…

A: The heart is a conical hollow organ which consists of four chambers. Two auricles and two ventricles…

Q: Describe the events that occur during one cardiac cycle.

A: The cardiac cycle is a process that occurs in the heart. The process refers to the event that takes…

Q: Describe the cardiac cycle, and explain why heart valves open in onlyone direction.

A: Human heart is the Center for regulating blood across the body. It is made up of cardiac Muscles…

Q: Describe the cardiac cycle

A: The cardiac cycle refers to all the events or steps that occur from the beginning of one heartbeat…

Q: The lower chambers of the heart that contract to push blood out of the heart are called ___.

A: Heart is a muscular organ that pumps blood throughout the body.

Q: Which of the following volumes should be the greatest? end-diastolic volume (EDV) stroke…

A: The cardiac cycle contains two phases, the systole, and the diastole. In the systole phase blood is…

Q: During the systolic phase of the cardiac cycle, the heart is

A: The cardiovascular system, also referred to as the circulatory system or the system, is an organ…

Q: Complete the process of the blood flow through the heart by filling in the missing terms in the…

A: The heart is responsible for transporting blood throughout the body. The arteries are responsible…

Q: The cardiac cycle includes all the events associated with the flow of blood through the heart during…

A: Heart- a organ in most of the  animals that pumps blood through the blood vessels of the…

Q: Blood flows through the vessels references in the above image during:

A: Heart  It is the main blood pumping organ of the body as it is formed of Cardiac muscles. There are…

Q: Which process is being illustrated in the diagram (see picture)? Semilunar valves closed…

A: In this question asked about the cardiac cycle.  Cardiac cycle is event in the heart contractions.…

Q: Explain how the blood volume in the left ventricle changes throughout the cardiac cycle in response…

A: Answer:  CARDIOVASCULAR SYSTEM : In all multicellular organisms there is a system which transports…

Q: area of dead myocardial tissue is called.....

A: The cardiac muscle is especially created of 2 forms of cells: cardiomyocytes and fibroblasts.…

Q: The cardiac cycle includes all the events associated with the flow of blood through the heart during…

A: * cardiac cycle is series of events of heart from beginning of one heartbeat to the beginning of the…

Q: The blood vessels responsible for variably distributing cardiac output among organs in the body are:…

A: Animal physiology is the systematic study of the supporting features, roles, and processes of…

Q: During what phase does blood flow from the ventricles into the pulmonary trunk and aorta?…

A: The recurring sequence of changes that takes place in each beat of the heart ( cardio dynamic events…

Q: During the cardiac cycle, when would you expect to hear the second heart sound? O a) After ejection…

A: The timeframe that starts with compression of the atria and closures with ventricular unwinding is…

Q: The volume of blood in the ventricle at the end of a systole or ejection period is known as

A: The cardiac cycle is the time period that begins with atrioventricular contraction and concludes…

Q: Scenario: A patient arrives at the clinic complaining of an increased heart rate and is feeling some…

A: Depolarization means contraction of cardiac musculature and repolarization means resting state…

Q: Venous blood draining from the heart wall enters the right atrium through the a. coronary sinus. b.…

A: The heart is a muscular organ in most animals that pumps blood via the blood vessels of the…

Q: The cardiac cycle includes all the events associated with the flow of blood through the heart during…

A: The cardiac cycle is a series of electrical and mechanical occasions that get up during the levels…

Q: Which fiber system is the first to depolarize in a cardiac cycle? Group of answer choices AV node…

A: Question - Which fiber system is the first to depolarize in a cardiac cycle? Group of answer choices…

Q: Write a note on “Regulation of cardiac activity”?

A: The human heart is myogenic as it generates its own electrochemical impulse through the activity of…

Q: Define a cardiac cycle and the cardiac output.

A: Cardiac system or in clinical terms , the cardiovascular system is defined by the entire organ…