What do you think are the clinical symptoms indicating that a person requires the surgical implantation of a mechanical pacemaker?

Q: Why does the heart spend more time in diastole then in systole?

A: Diastole and systole are the two phases of the cardiac cycle. They occur as the heart beats and…

Q: What do you think about artificial heart? How is real heart different to artificial heart? do you…

A: The working of artificial Heart is very complex and so is its cost. The challenge is to make a…

Q: What do you mean by systolic pressure?

A: The human heart acts like a pump which is used to pump the blood due to the blood experiences a…

Q: What do you mean by fibrinogen and prothrombin?

A: Coagulation, the process of clot formation, involves platelet and blood clotting factors. In humans,…

Q: What is your opinion on blood pressure machine ?

A: Blood pressure is the increase in blood resistance in the blood vessel . The Normal blood pressure…

Q: In pacemaker cells the movement of __________ into the cell through voltage-gated channels is…

A: The opening of channels that let positive ions flow into the cell can cause depolarization. Flow of…

Q: What causes an increase in heart rate?

A: Heart rate/Heart pulse It is the speed of the heart beat measured by the number of pounding of the…

Q: Does a change in body position from supine to standing cause a change in pulse?

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

Q: What is the importance and the physiology of the cardiac conduction system?

A: Cardiac conduction system is also known as the electrical conduction system of the heart. The…

Q: What effect does a bigger heart have on stroke volume and heart beat?

A: Stroke Volume (SV) can be defined as the volume of blood in milliliters that is ejected from each…

Q: What compensatory measures does the body employ in an attempt to restore cardiac output?

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

Q: What happens when Heart rate Increases?

A: The heart is a well defined that they are been stated to term a muscular organ that is part of the…

Q: What is meant by double circulation? What is its significance?

A: The circulatory system permits the blood circulation and thereby transports oxygen as well as…

Q: Sino-atrial node is called the pacemaker of our heart. Why?

A: The SA (sino-atrial) node is a neuron’s specialized bundle that is located in the upper part of…

Q: Why do you think it is important for heart valves to ensure that blood flows in only one direction…

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

Q: Why are some people with arrhythmia does not require treatment?

A: Arrhythmias:  Arrhythmias, sometimes called cardiac arrhythmias, heart arrhythmias, or dysrhythmias,…

Q: How do you know if your ECG is abnormal?

A: An electrocardiogram (EKG) is used to estimate the electrical activity of the heart.  There are…

Q: What are the causes of heart failure?

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

Q: What do you mean by double circulation?

A: Circulation is a process by which blood along with oxygen and nutrients are supplied to every cells.…

Q: how does bending the body forward affects resting heart rates?

A: This rate can vary marginally with body position changes. Most notably, when you go from leaning…

Q: What kind of catabolism occurs in the heart?

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

Q: What is the most characteristic feature of a wandering pacemaker rhythm?

A: The Heart is a vital part of the body, it supplies the blood to the various body part, organs. It is…

Q: pulse measurement can replace the stethoscope in determining diastolic pressure?

A: The pulse recording does not provide  any feature that allows diastolic pressure to be measured.…

Q: How much does a pacemaker cost? How much does it cost to produce pacemaker?

A: Pacemakers are battery operated devices that are implanted or externally attached to the body when…

Q: What is the function of the heart? Explain.

A: Heart is the main organ of the circulatory system. In vertebrates, it is located on the ventral side…

Q: What are the ways to tell patients with heart condition a bad news?

A: We are, nevertheless, all human beings. We've all experienced the loss of loved ones. Some we lost…

Q: Mrs. Jennings, a diabetic patient, visited the doctor with complaints of increased palpitations,…

A: Insulin is produced from the cells of pancreas. This hormone helps to take up the glucose in the…

Q: What is autorhythmicity? Describe how nodal cells function as autorhythmic cells to serve as the…

A: The cells associated with the function of creating the rhythmic impulses in order to set the pace…

Q: Provide the alternative terms for the contraction and relaxation of heart chambers.

A: The human heart is the one organ that powers the entire body. Without it we wouldn’t be able to do…

Q: How can the heart be strong enough to pump blood up your legs against gravity?

A: The heart is incapable of pumping blood back up the veins in your legs and back to your heart on its…

Q: The onset of Ventricular diastole is associated with: A. the closing of the aortic valve B. the…

A: Human heart is composed of two auricles (atria) and two ventricles. Cardiac cycle consists of…

Q: What happens when there is an abnormality of the heart’s intrinsic electrical conduction system?

A: The conduction system of the heart is a collection of nodes and conduction cells that are…

Q: How can you determine the heart rate from an electrocardiogram?

A: ECG - Electrocardiogram - is a test used to measure the electrical activity of the heart to check on…

Q: What do you mean by diastolic pressure?

A: Blood pressure is the amount of pressure put by the blood which is flowing on the inner walls of…

Q: Anna is 18 years old, and her resting heart rate is 70 bpm. What is her target heart rate reserve…

A: The cardiovascular system of the human body is made up of the heart, blood, and blood vessels that…

Q: If a person counts 13 pulse cycles in 10 seconds, what is the heart rate in beats per minute?

A: Heart beats and pulse rate are used by physicians for diagnosis of heart disorders and arterial…

Q: What is the role of one-way valves in the return of blood to the heart?

A: Most of our blood volume is carried in the veins. Veins are blood vessels that carry blood back from…

Q: -Please draw a FAST diagram of a pacemaker.

A: A small device that helps to control abnormal heart rhythms is called a pacemaker which is placed in…

Q: What is Cardiac Pacemaker?

A: The heart and blood vessels are the main organs of the cardiovascular system. The heart, which is…

Q: What is the advantage of double circulation?

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

Q: What could it mean if the capillary refill time measures 2 seconds in the digits of one hand and 10…

A: Capillary refill time  is a quick  way to determine a patient's intravascular volume status,…

Q: What is the structure of the heart? How does the heart work?

A: Human heart is a four chambered muscular organ.It shape and size is roughly like a closed fist of…

Q: Heart rate FIRST 10 sec post-exercise: 130 bpm Heart rate LAST 10 sec post-exercise: 97 bpm How are…

A: During exercise, your body may need three or four times your normal cardiac output, because your…

Q: What would happen to the heart rate if some stimulus causes the blood pressure to decrease?

A: Answer given in below step...

Q: what is the purpose and advantages of a double circulation system?

A: Double circulation is the flow of blood through the heart twice. The blood from all body parts is…

Q: When you have a blockage of blood flow to the heart, it will likely result in what...?

A: Heart block is an abnormal heart rhythm where the heart beats too slowly,which results in the…