What chamber of the heart does blood leave as it goes to the lungs? O left atrium right ventricle O left ventricle O right atrium QUESTION 34 The vena cava is the largest O atrium O valve O artery O vein QUESTION 35 Which of the following describes the heart beat? O First the atria contract, then the ventricles contract, then all chambers relax. All chambers contract at the same time, then they all relax. O First the atria contract, then they relax, then the ventricles contract. O First the ventricles contract, then the atria contract, then all chambers relax.

Q: Which chamber of the heart pumps oxygen-poor blood to the lungs?___        Which chamber of the…

A: The human heart is an organ on the left of the midline constituting two-thirds of the mass. The…

Q: If 20 people need a heart transplant and only one heart isavailable, who decides who gets another…

A: Organ donation refers to the action of donating a donor's organs after the death of the donor. The…

Q: Fill in the blank:  The first sound of a cardiac cycle occurs when the _______________________ are…

A: The AV valves or atrioventricular valves are located at the junction of the atria and ventricles.…

Q: Assume your heart rate is 70 beats per minute (bpm), and eachminute your heart pumps 5.25 l of blood…

A: Human heart is the Center for regulating blood across the body. It is located within the thoracic…

Q: What is the name of the flap of tissue that prevents blood from flowing backward? Mention the name…

A: The human heart is made up of a special type of muscle known as the cardiac muscle. It consists of…

Q: Use this labelled diagram of a human heart & major blood vessels to answer these questions. Which…

A: Introduction  Heart is the pumping organ in the body that pumps both deoxygenated and oxygenated…

Q: How might the body maintain homeostasis if blood pressure rises toohigh?a. By boosting the volume of…

A: Answer: Introduction: Homeostasis is a process of maintaining constant inner and exterior…

Q: The human heart is A) Neurogenic heart B) Myogenic heart O C) Pulsating heart D) Ampullary heart

A: Introduction:- The human heart is an organ that pumps blood through the circulatory system's veins,…

Q: What is another name for the circulatory system? What is the function of this system?

A: The human body contains many organ systems. These systems perform different functions such as…

Q: The sac that provides a fluid-filled cushion for the heart is composed of (z) an inner visceral…

A: The conical sac of fibrous tissue, which surrounds the heart and the roots of the great blood…

Q: What is the type of the blood circulatory system? A Open circulatory system Double circulatory…

A: Question- What is the type of the blood circulatory system? A) Open circulatory system B) Double…

Q: What is the division of the thoracic cavity housing the heart thymus gland and esophagus and trachea

A: The thoracic cavity can commonly be isolated into established compartments. Basically the pleural…

Q: Which of these functions can the heart perform that individual heart cells cannot?   using energy…

A: Heart A hollow muscular organ.  Located in thorax between 2 lungs.  4 chambers.  4 valves.  2…

Q: Is it necessary to monitor our heart rate? Why or why not?

A: Vital signs Vital signs are the basic components of physiological assessment and are the important…

Q: Which type of circulation ensures enough oxygenated blood will be supplied to myocardium-the main…

A:

Q: In what activity or activities did your heart rate reach from 150 to 180? Why do you think that…

A: The normal heart rate of a healthy human being is 80-100 beats/ minute. The more the fitness level,…

Q: What are the layers that make up the heart? Give the kind of tissue, it's location and function.

A: The cardiovascular system can be defined as the type of organ system which helps in circulation of…

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

A: Introduction :- A ventricle is one of two big chambers towards the bottom of the heart that collect…

Q: The difference between an artery and vein is that an artery moves blood away from the heart and a…

A: The tube like structures involved in the circulatory system, through which blood flows to the…

Q: What happens to tissues when the circulatory system stops working

A: Circulatory system is crucial for normal functioning of body tissues and  vital organs for survival…

Q: When oxygen-rich blood from the lungs is pumped to the rest of the body, so the cells can use the…

A: Blood must always circulate to sustain life. It carries oxygen from the air as we breathe to the…

Q: Which one of the following statements is incorrect? There are no valves in arteries. the walls of…

A: Closed circulatory system is a type of circulatory system in which blood flows inside the blood…

Q: Which of the following statements about our heartbeat is incorrect? Group of answer choices Pulse…

A:

Q: Which heart do you think is most efficient at delivering oxygen rich blood to the tissues? O 3…

A: Introduction : The arteries, veins, and capillaries are all tubular blood vessels that branch off…

Q: anatomy:  write about chambers of the heart

A: The heart is a hollow muscular organ that pumps blood throughout the body through the circulatory…

Q: Which component of the heart conduction systemwould have the slowest rate of firing?a.…

A: Step 1 A cardiac conduction system is an array of functional and specialized cardiac muscle cells,…

Q: If the Mitral Valve failed in a patient, would the blood flow back into the Right Ventricle?…

A: Heart is chief pumping structure in the circulatory system that consists of 4 chambers : Right…

Q: Does the sheep and human have the structure of heart listed below? If not what structures does human…

A: Sheep Heart: The sheep heart is mammalian, with four chambers, including two atria and two…

Q: The right side of the heart pumps blood Select one: through the bicuspid valve. to the systems of…

A: The cardiovascular system is responsible for the transportation and delivery of nutrients, gases,…

Q: The heart is..... to the sternum

A: Anatomy is the branch of biology, anatomy deals with the study of the structure of organisms and…

Q: What is the function of the valves in the heart? promote contraction of the ventricles O prevent…

A: Heart:  It is located in the chest cavity. It is protected by the layer called pericardium. The…

Q: fow does not correctly contract the pulmonary circulation and the systemic circulation? The…

A: systemic circulation carries oxygenated blood and pulmonary circulations carry deoxygenated blood.

Q: What is a human heart made up of? a) Tissues b) Muscle c) Skin d) Bone

A: One of the most significant systems in the human body is the circulatory system is an important…

Q: What do the vessels that are carrying oxygen-poor blood back to the heart have that stops blood from…

A: The circulatory system of the body is the transport system of the body. The main function of this…

Q: If a person‘s heart rate is 180 beats per minute, what would be the frequency in Hz.

A: Heart rate is defined as the speed at which the heart beats. It is measured by how many times the…

Q: From which chamber of the heart does blood leave to go to the body: O Left atrium O Both left…

A: Please follow step 2 for detailed explanation.

Q: An open circulatory system O Includes spiracles, opening to the exoskeleton of the orga Includes a…

A: Blood is a body fluid in humans and other animals that delivers the necessary substances such as…

Q: Which blood vessels supplies the heart tissue with oxygen and glucose

A: All blood vessels that take blood away from the heart and towards the body parts are named arteries.…

Q: In what activity or activities did your heart rate reach above 180? Why do you think it occurred?

A: Heart rate is measured by the speed of the heartbeat by calculating the number of contractions per…

Q: The in the brainstem speeds up or slows down the heart rate. cardiac control center SA control…

A: The rate at which the heart pumps the blood into the respective organs of the body through blood…

Q: The customer has an increased heart rate (higher heart rate) and you then also explain what it is…

A: Introduction Heart rate:- It is the number of times the heart beats within a certain time period,…

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: What happens to your veins as your arm reaches the height of your heart?  Why do you think this…

A: The majority of veins return oxygen-depleted blood from body tissues to the heart, from where it is…

Q: is it necessary to monitor our heart rate? Why or why not?

A: KEY WORDS :- Normal heart rate -72 to 82 per minute for a normal adult.

Q: The right side of the heart pumps the blood the heart the lungs. to, from from, to O to, to O from,…

A: The heart is a solid muscular organ about the size of a clench hand, found simply behind and…

Q: upper chambers

A: Answer: The two upper chambers of the heart are called the atria. They are the chambers that fill…

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: In a study of heart valve functions, it is necessary to inject a dye intothe right atrium of the…

A: Heart has valves Tricuspid valve: located between right atrium and right ventricle. Pulmonary valve…

Q: Given: One night your body goes crazy and the amount of albumin in your blood doubles. a. What will…

A: Albumin is a globular protein, which is basically found in the blood serum. Moreover, this protein…

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…

Mitochondrial Mutations

A mitochondrion is a cellular organelle that serves as the site for cellular respiration and energy production (ATP or Adenosine Triphosphate). It is a double-membrane-bound organelle and is only present in eukaryotic cells.