Endocarditis is an inflammation of which portion of the heart? a. pericardium b. endocardium c. epicardium d. myocardium

Q: How is blood prevented from backflowing from the pulmonary trunk into the right ventricle? a.…

A: As the heart pumps blood, a definite series of valves open and close tightly. These valves ensure…

Q: The vein that drains the dural sinuses of the brain is the (a) cephalic vein. (b) great saphenous…

A: The cells are the primary unit of life. The cells form the tissues which collectively form an organ.…

Q: The heart is medial to the lungs? a. true b. false

A: The heart is the blood-pumping organ of the body and it is made of cardiac muscles. It is the main…

Q: By which doctor was the first successful heart transplant in India performed?

A: Heart transplant refers to biomedical procedure which involves replacement of diseased heart of…

Q: The trabeculae carneae are located in the __________.   A epicardium   B ventricles   C atrium…

A: Step 1 The trabeculae carneae or columnae carneae are either rounded or irregular muscular columns…

Q: What is the name of the blood vessel that supply cardiac muscle with oxygenated blood

A: The cardiovascular system or circulatory system is responsible for transporting gases, nutrients,…

Q: The obturator vein drains deoxygenated blood from the hip joint and medial thigh into the    (A)…

A: Introduction :- The main function of veins is to collect deoxygenated blood from the different body…

Q: What happens when the pressure in the ventricles becomes lower than the pressure in the atria?…

A: Answer  a) the atrioventricular valves open

Q: What prevents the clotting of blood inside blood vessels? a) Нерarin b) Serotonin c) Fibrinogen d)…

A: Introduction Coagulation is the process through which a blood clot forms. A blood clot, also known…

Q: Write a note on what happens when there is an abnormality of the heart’s intrinsic electrical…

A: The phases of action potential conduct during heart contraction: 1. Phase 4: It is the resting phase…

Q: The ____________ follows the coronary sulcus around the heart and supplies blood to the left atrium…

A: The cardiovascular system is also known as the circulatory system that allows the blood flow…

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: a. Ventricular diastole b. Throughout the cardiac cycle c. Between cardiac cycles  d. Ventricular…

A: Heart It is the main component of the circulatory system. It pumps the blood to various parts of the…

Q: When the lumen of an artery fills with plaque and calcium salts reducing blood flow, this condition…

A: The correct option is Atherosclerosis. Explanation:  When fat (cholesterol) and calcium build up…

Q: aider do in the following situations: a. a person having an electrical burn b.a person having a…

A: First aid can be defined as the immediate care provided to preserve the life of a person and…

Q: After passing through the inferior vena cava blood passes through the ____.   A coronary sinus   B…

A: The cardiovascular system or circulatory system is comprised of blood pumping muscular organ, heart,…

Q: corresponds to: A. Right ventricle B. Left Atrium  C. Right Atrium D. Left ventricle

A: Left atrium is the upper right chamber of heart .

Q: what is the function of the valves found in the heart

A: The heart is a muscular organ that is part of the circulatory system and it is responsible for…

Q: Blood flows directly from the left atrium to_____ . a. the aorta c. the right atrium b. the left…

A: The heart has four chambers in human beings. They are the two upper atria and two lower ventricles.…

Q: A) Name the blood vessel and B) Identify the valve A B A) Aorta; B) Aortic Semilunar valve A)…

A: Heart situated in the left thoracic cavity in the cardiac notch.

Q: A child has chronic strep throat. If this condition is not treated, what heart disease can occur?…

A: The respiratory system is a network of tissues and organs that help an organism to breathe. In…

Q: Kindly answer this question briefly:Thank you! Differentiate Pulmonary Circulation System and…

A: The circulatory system in which heart pumps the blood in the vessels is called close blood…

Q: The lining of the heart chambers is called the __________.   A endocardium   B myocardium   C…

A: The heart is the muscular organ that pumps blood throughout the body. It is made of cardiac muscle.…

Q: After passing through the inferior vena cava blood passes through the A coronary sinus B posterior…

A: The cardiovascular system, also known as the circulatory system, is made up of a blood pumping…

Q: Based on the entry of the probe into the chambers of the heart, which heart vessel is the probe been…

A: It is a muscular organ about the size of a fist , located just behind and slightly left of the…

Q: Another patient had an abnormal heart sound that indicated a stenotic valve. Define this condition,…

A: Heart murmurs are the most frequent types of abnormal cardiac sounds that are identified by blowing…

Q: Blood leaves the right ventricle through the ______.   A pulmonary trunk   B right atrium   C…

A: The human heart is situated in the middle of the thoracic cavity in a space called the mediastinum.…

Q: Which vessels carry blood from the pulmonary capillaries to the left atrium

A: The heart is the pumping organ in our circulatory system the is responsible for the blood…

Q: Select the best answer or answers from the choices given: Which of the following can lead to…

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

Q: The most common disorder affecting the heart and blood vessels is ? A. arrhythmia B. Hypertension…

A: There are different types of abnormalities found in the function of heart and in the circulation of…

Q: A heart attack causes damage to the heart muscle from?

A: Nursing assessment, the first and the foremost step in the case of the nursing process. Here, the…

Q: The coronary arteries arise from the __________.   A right atrium   B inferior vena cava   C…

A: The coronary system comprises of arteries, arterioles, capillaries, venules and veins. These…

Q: Myocardial infarction, or a heart attack, results if there is a lack of oxygen and nutrients brought…

A: Myocardial infarction It is commonly referred to as the heart attack , is the sudden death of   part…

Q: Blood passes from the external illiac artery into the ______.   A internal illiac artery   B…

A: According to the human anatomy, there are three iliac arteries which are situated in the region of…

Q: Just number 18

A: Heart consists of four chambers- Right auricle, Right ventricle, Left auricle, Left ventricle.The…

Q: An increase in mean blood pressure may be due to? a) an increase in heart rate b) an increase in…

A: During blood flow, blood exerts a force on the blood-carrying vessels. We know the pressure is the…

Q: If the AV node was damaged, the parts of the heart that would fail to contract are (the) O a. right…

A: The cardiovascular system is a network of arteries and veins in which the heart pumps blood. One of…

Q: a) Referring to the Figure , which part of the heart's electrical conduction is known as the…

A: A pacemaker is a little gadget that is put under the skin in your chest to help control your pulse.…

Q: QUESTION 14 Examine the image below. Match the number to the correct term. A. capillary B. vein C.…

A: Question 14: 1: C) Artery                       2: B) Vein Question 15: Pericardium Question 16:…

Q: If you consider the anterior interventricular artery if a thrombus forms in the artery, which area…

A: The heart refers to the organ that pumps blood all over the body tissue. The circulatory system…

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: Why might the increase in heart rate associated with a vigorous exercise program be the cause of his…

A: Cardiac muscles are the muscles that are present in the heart and are principally accountable for…

Q: The interventricular septum and the intra-atrial septum separate the: a) chambers of the heart b)…

A: Septum refers to the cartilage that provides a partition in the same organ or a region.

Q: What is the function of the heart

A: The heart is a muscular organ located between the lungs in the middle of the chest but behind and…

Stress

Stress is defined as the feeling of being overwhelmed or unable to cope with emotional or mental pressure. Any event or action that makes a person annoyed, furious, or nervous can trigger it. Chemical changes in the body caused by stress can cause blood pressure, blood sugar levels, and heart rate to rise.