Myocardial contraction is named _____            Relaxation of heart named ______  What is the unit of blood pressure reading?

Q: In the sheep's heart, the right atrium is _______ to the right ventricle.

A: Heart.  It is a muscular organ that pump the blood to different part of the body.

Q: The heart has three layers the outermost of which is called the ___

A: The heart has three layers known as 1) Epicardium -Outermost layer 2) Endocardium - Innermost layer…

Q: In the human heart, the right atrium is _________ to the right ventricle.

A: The heart is a component of the circulatory system and is responsible for pumping blood to various…

Q: The ECG records the electrical stimulation of cardiac muscle by theconduction system and not the…

A: Electrocardiogram (ECG) is used to measure the changes in the electrocardiograph. One cardiac cycle…

Q: (B) IV II VI II Reference: Ref 15-3 Describe the effect of adding acetylcholine to the area…

A: Nervous system is the group of tissues which helps in control and coordination of almost all…

Q: Fill in the blank:  The _______________________ normally controls the heart rate.

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

Q: Please the events of the cardiac cycle in order. = #1 Blood continuously flows into both atria. Two…

A: The heart is the main organ of cardios system that is responsible for transporting blood throughout…

Q: Why low capillary blood pressure is desirable

A: Capillaries are microscopically thin blood vessels in the circulatory system. They are the sites of…

Q: NOTES and the left side serving the systemic circuit. In Figure 16-15, complete the schematic…

A: Most vertebrates have two types of circulation namely pulmonary circulation and systemic circulation…

Q: The heart beats without extrinsic stimulation from the autonomic nervous system. True or False

A: We know that The autonomic nervous system can be defined as the type of nervous system which…

Q: Electrical signals pass quickly from one cardiomyocyte to another throughthe ___________ of the…

A: The cells of the cardiac muscle called the cardiomyocytes are joined end to end via specific…

Q: The ECG records the electrical stimulation of cardiac muscle by the conduction system and not the…

A: We can say that Electrocardiogram (ECG) is used to measure the changes in the electrocardiograph.…

Q: One of heart characteristics that each cell has ability to conduct impulses to the next cell. (Use…

A: Heart is central pumping part body

Q: Select the best answer or answers from the choices given: In the heart, which of the following…

A: The cardiovascular system is an organ system which distributes blood to all the parts of the body…

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

A: Introduction: The cardiac muscles are responsible for pumping blood into the blood vessels through…

Q: ignificant ST-segment elevation represents potential myocardial

A: Electrocardiography- is a process of producing an ECG/EKG, a recording of the heart's electrical…

Q: Blood in the heart chambers is separated from the myocardium by a thin membrane called the _____.

A: The correct answer is Endocardium .

Q: why is the heart referred to "two pumps in one"

A: Why the Heart is Referred to as "Two Pumps in One"Anatomy and Physiology of the Heart:The heart is…

Q: a b dreamstimeCcom

A: The heart is the muscular organ responsible for pumping blood to each and every part of the body.…

Q: Idenitfy each structure (1,2, and 3) on the heart model

A: In any organism, the heart's duty is to keep "blood" flowing continually throughout the body. Across…

Q: Cardiac muscle tissue (____×) Location _______________________ Function _______________________

A: Cardiac muscle tissue is exclusively found in the heart. This involuntary, striated muscle is one of…

Q: Significant ST-segment depression represents potential myocardial

A: On an ECG, the ST segment is an electrically neutral section of the complex between ventricular…

Q: During exercise, the regulation of blood flow to the skeletal muscle occurs at the____________.…

A: Introduction: The aorta, vena cava, arterioles, and venules are all part of the circulatory system.…

Q: One complete heart beat goes from _______.

A: heart beat is the set of events which leads  to pumping of blood from heart to all parts of the body…

Q: Fill in the blank:  The period during which a heart chamber is relaxing is called…

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

Q: Select the correct answer for each question.  Explain why you chose that answer as opposed to the…

A: The electrical activity and action potential of the cardiac muscles shows a characteristics…

Q: _________________ is a type of cardiac glucoside thatincreases the force of cardiac contraction.

A: Digoxin or Lanoxin is a type of cardiac glycoside which increases cardiac forces of contraction. It…

Q: Fill in the blank:  Normally, the _______________________ node serves as the pacemaker of the heart.

A: The heart is a muscular organ that pumps blood throughout the body. It is located in the middle…

Q: Fill in the blank:  The period during which a heart chamber is contracting is called…

A: In most animals, the heart is a muscular organ which pumps blood via the circulatory system…

Q: The left and right sides of the heart are separated by a structure called the ___ .

A: Heart is chief pumping organ in the circulatory system which supply blood to each and other parts of…

Q: Why is the left ventricle more muscular than the right ventricle (in heart)? Please write very…

A: Heart is one of the vital organs of the body which is responsible for pumping blood to different…