High-pressure environments have a profound effect on the cardiopulmonary system. What are they?

Q: Describe the autonomic innervation of the heart.

A: The heart is innervated by sympathetic and parasympathetic fibres from the autonomic branch of the…

Q: Fill in the blank:  During ventricular relaxation, the A-V valves remain _______________________.

A: Cardiac cycle refers to sequence of alternating contraction and relaxation of the atria and…

Q: How does the delay of the impulse at theatrioventricular node contribute to cardiac function?

A: The second clump of myocardial specialized conductive cells is called as atrioventricular node. This…

Q: What are the mechanisms that assist in returning venous blood to the heart?

A: The most important transport liquid in the human body is blood. This is circulated from heart to…

Q: Why is it necessary for cells of the cardiac atria and ventricles to contract in a coordinated…

A: Introduction :- Blood from the veins enters the two atria, which have thin walls. The heart's two…

Q: What is ventricular fibrillation?

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

Q: How does the body try to compensate for insufficient cardiac output during shock states?

A: Cardiac output refers to the blood that the heart pumps through both left and right ventricle in a…

Q: What are the characteristics of ventricular tachycardia?

A: The normal resting heart rate can be described as the adults ranges from 60 to 100 beats per minute.

Q: How is cardiopulmonary resuscitation administered?

A: Cardiovascular complications The cardiovascular system consists of the major organ, the heart, that…

Q: Define the term isovolumetric ventricular relaxation?

A: The term isovolumetric ventricular relaxation (IVR) is related to the cardiac cycle. The cycle…

Q: Define capillary exchange and describe the two majorforces involved.

A: Capillary exchange refers to the exchange of material from the blood into the tissues in the…

Q: Explain the term isovolumetric ventricular contraction?

A: The cardiac cycle in animals is the result of the atrial and ventricular contraction and relaxation…

Q: Define each of the following external features of the heart: auricle, coronary sulcus, anterior…

A: The heart is an organ that pumps blood through the arteries. The pumped blood carries oxygen…

Q: How do capillaries develop and grow (angiogenesis)? Explain with an example?

A: Angiogenesis, the physiological process by which development of new blood vessels from preexisting…

Q: What do tachycardia and bradycardia mean?

A: Bradycardia and Tachycardia are two forms of irregular heart rates or arrhythmias. These arrhythmias…

Q: How does each ECG wave, interval, and segment relate to contraction (systole) and relaxation…

A: Electrocardiogram (ECG) is used to measure the regularity of heartbeats and also the size and…

Q: What effects does the parasympathetic nervous system have on cardiac output?

A: The cardiovascular system plays the part in conveying the blood through vessels to and from all…

Q: Although not considered the primary pacemaker of the heart, the atrioventricular node can indeed be…

A: Human Heart is a four-chambered, fibro-muscular organ. There are two atria through which the heart…

Q: Predict the potential effects of right-sided heart failure (failure of the right ventricle to pump…

A: When the right side of the heart does not pump blood as properly, the right sided heart failure…

Q: Parasympathetic stimulation also increases the delay between atrial and ventricular contractions.…

A: In physiology, the parasympathetic nervous system is responsible for the stimulation of…

Q: What is mainly responsible for the delay between the atrial and ventricularcontractions?

A: The action potential conduction velocity of the AV node cells is mainly responsible for the delay…

Q: What is pulse amplitude in terms of cardiology?

A: Cardiology is a branch of medicine dealing with the study of diseases as well as abnormalities…

Q: Describe the components of the left atrioventricular valve.

A: The heart has four chambers: right atrium, right ventricle, left atrium, and left ventricle. The…

Q: What are five histological features of sinusoidal capillaries?

A: Sinusoidal capillaries are also known as discontinuous capillaries. Such capillaries have open-pore…

Q: Explain why the walls of the atria are thinner than those of the ventricles, and why the wall of the…

A: The walls of Artria are thinner than Ventricle because the artria are only receiving chambers…

Q: Can you please explain in detail :  is the ventricular afterload a determinant of cardiac…

A: Cardiac Output- This is the process in which blood volume used to ejected by the heart/ unit time.…

Q: How does the long plateau of the cardiac action potential develop and what is its functional role?

A: Hi, Thanks For Your Question.  Answer : A Transient Shift In Voltage (Membrane Potential) Across The…

Q: Define Ventricular Tachycardia?

A: Introduction  Heart is highly muscular in nature and composed of smooth cardiac muscles which are…

Q: Define Ventricular Fibrillation?

A: The human heart is four-chambered. It has two auricles and two ventricles. The auricles pump blood…

Q: diagram of cardiopulmonary bypass and how it functions

A:

Q: How do High-pressure environments have a profound effect on the cardiopulmonary system?

A: The heart, as well as the arteries, veins, and capillaries that allow blood to flow throughout the…

Q: Why is it important that the AV node delay the electricalimpulse moving from the SA node and the…

A: The  AV node is a part of the electrical conduction system of the heart that coordinates the top of…

Q: Define bradycardia

A: Bradycardia is the condition related to the heart. Heart is one of the vital organs responsible for…