1 - Which chambers pump blood out of the heart?  2 - In which chamber does the nervous impulse for heart contraction begin?

Q: What is the importance of identifying the composition of our body

A: The human body is a complex structure formed by molecules, various tissues and organs which perform…

Q: 3. The origin of the heart beat and its conduction is represented by what pathway? a. SAN - ĂVN -…

A: The heart has an intrinsic system at which muscles relax and contracts without any indulgence of the…

Q: How can first aid CPR and defibrillator rescue heart function?

A: Electrical signal starts in a group of cells called sinoatrial node(SA). SA node called the…

Q: 4.Why does the right ventricle need to pump the blood to the lungs via the left and right pulmonary…

A: Heart is muscular pumping structure which is used to supply oxygen rich blood to all parts of body.…

Q: During pulmonary circulation, oxygenated blood leaves the lungs through the __________and enters the…

A: Pulmonary circulation involves the movement of blood through lungs.

Q: 7. Why is it necessary for veins to have valves? 8. What role is played by capillaries? 9. How big…

A: 7. Not like arteries, veins contain valves that guarantee blood streams just a single way. (Arteries…

Q: 12. THE HUMAN HEART: Match the labels to the parts of the heart below. WRITE THE LETTER ONLY. Key…

A: Human heart is a muscular organ with four chambers. It is about the size of a clenched fist.

Q: In Josie's case congestive heart failure was caused by a stenotic bicuspid valve. However, other…

A: The human heart is four-chambered, and each chamber is separated from the other, the flow of blood…

Q: heartbeat using all relevant structures, especially SA and AV nodes and Purkinje fibers.

A:

Q: ) After exercising, why do some people return to a normal pulse rate quicker than others?

A: Hello. Since your question has multiple parts, we will solve first question for you. If you want…

Q: 2. Put the following structures in the proper order (#1-21) in which blood flows through the…

A: Cardiovascular system  The system of circulation of blood. This system includes lungs, heart, and…

Q: 10 ACROSS DOWN 4. A persistent pulse rate slower than 60 beats per minute 6. An ECG that appears…

A: Answers of Down ones: 1- TACHYCARDIA  2-CAROTID 3-DIASTOLIC  5-ISCHEMIA 8-NECROSIS 11-MURMUR

Q: Where specifically in the kidney does the blood get filtered? 2) what structure  in the mamalian…

A: Circulatory system is the physiological system associated with the circulation of oxygen, carbon…

Q: 6. Nervous System control of blood pressure and blood flow. a. List the 4 major inputs to the…

A:

Q: 10. What are the different heart sounds and what do they each represent? Describe what the EDV, ESV,…

A: Heart sounds are generated by the flow of blood in and out of the heart chambers. These sounds are…

Q: . Based on where they must pump blood which side of the heart do you think must pump harder, right…

A: Heart lies in the front and middle of our chest. it is a muscle that pumps blood to all parts of our…

Q: Fill-in-the-blanks: Blood flow into the_________ (pulmonary circuit/systemic circuit) would…

A: Arteries carries oxygenated blood in the body except pulmonary artery which carries deoxygenated…

Q: 5. What function does the adipose tissue surrounding the heart serve? 6. Compare the thickness of…

A: According to the question, we have to give the information on the function of the adipose tissue…

Q: 1)Which structure is labelled "L"? Aorta Cardiac muscle Inferior vena cava Left atrium Left…

A: Heart is a hollow muscular organ of circulatory system that functions to pump blood through the…

Q: If an embolus formed in the left ventricle, it would be able to pass through: ___________________

A: An embolus is a clot which may be present in veins or arteries posing as blockage. Most emboli are…

Q: 9. What are the phases of the cardiac cycle and what occurs during each?

A: The cardiac cycle represents the functioning of the human heart from the resolution of one heart…

Q: 3. Distinguish between natural and artificial pacemakers. 4. Explain the operation and application…

A: The heart is a muscular organ the size of a fist that is found beneath and somewhat to the left of…

Q: 2. A pacemaker is a small device that is placed in the chest or abdomen to help control abnormal…

A: Introduction A pacemaker is a small, battery-operated device used to control an irregular heart…

Q: Describe why heart failure is so often referred to as “congestive" heart failure.

A:

Q: 16 A 62-year-old man comes to the emergency department because of chest pain. Cardiac…

A: The two main coronary arteries are the right coronary artery (RCA) and the left main coronary artery…

Q: If the left side of the heart were failing, how would this change the pressure that the right side…

A: Ans-  If the left side of the heart were failing, it will become more difficult for the right…

Q: Which heart sound is deeper pitched and more prolonged? Lub or Dup. Closure of what valves (and the…

A: Q1. Heart Sounds: The noises made by the beating heart and the blood flowing through it are known as…

Q: 1) What makes the heart sounds? 2) Know the whole cycle/route that the blood takes from the heart…

A: The circulatory system is the system that is responsible for pumping blood that carries oxygen and…

Q: 3.Define systolic and diastolic phases of the heart.

A: * Every single beat of heart of heart is called cardiac cycle. * And every cardiac cycle will have…

Q: 7. While performing surgery on a mammal, two blood vessels were cut by mistakes. In one of the…

A: Blood vessels transport oxygen and nutrients throughout the body. They aid in the delivery of oxygen…

Q: 1)In the regulation of heart rate, which of the following is the proper stimulus? Group of answer…

A: Note- We are supposed to answer 3 subpart of  a question. Please repost other questions separately.…

Q: 6. Compare and contrast between the following pair of terms: Systole and diastole: Arteries and…

A: Systole Diastole The process of contraction of heart muscle during cardiac cycle is called systole…

Q: 4. What blood vessels carry blood away from the heart? 5.   Left ventricular ___________ is the…

A: The circulatory system is made up of blood vessels that transport blood away from and towards the…

Q: 1) What role does the skeletal system plays in facilitating cardiovascular system function?

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: 4. Under the microscope, I can see a section through one of the chambers of the heart. The…

A: Myocardium is the muscular tissues which causes muscle  contractions in the heart. There are various…

Q: 3. When valves (all 4) of heart open and close? Explain the mechanism.

A: The heart is one of the important and essential organs in our body. The heart pumps blood throughout…

Q: Which heart sound is higher pitched and shorter in duration? Lub or Dup Closure of what valves (and…

A: The heart is the muscular organ of the cardiovascular system.

Q: How would a stenotic bicuspid valve affect the movement of blood from the left atrium to the left…

A: The narrowing of the gap in the mitral valve, which lies between the left atrium and the left…

Q: 1. Describe cardiac output, including the factors involved in its regulation.

A: Our hearts can also increase stroke volume by pumping more forcefully and increasing the amount of…

Q: . What is the large peripheral blood vessel into which extra-embryonic blood vessels open?

A: Extra embryonic blood vessel develop in the 3rd week of fetal life by the process of angiogenesis…

Q: 1.What blood type is known as the "Universal Recipient"?

A: Blood type is basically a classification of blood groups into various categories depending on the…

Q: 1) unoxygenated blood leaves the right ventricle via the .................. to get to the lungs?

A: There are two types of circulation in double circulation are- 1. Pulmonary circulation 2. Systemic…

Q: . If the left side of the heart frilswhere in the circulation would blood back up? What about the…

A: Need to find what happens if the left side of heart fails and where the blood will backup.

Q: 1 What units do we use to measure pulse rate?

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: 5. How natural pacemaker functions?

A: The sinus node can also be known as ' natural pacemaker ' . Everytime sinus node cause new…

Q: Which of the four chambers of the heart would have its workload increased the most by a stenotic…

A: Stenotic bicuspid valve is the condition where the aortic valve gets narrowed down and comprises of…