What is the purpose of the second aorta in alligators and crocodiles? What would happen if they simply shut off the pulmonary artery without having the left aorta? Choos the best answer the left aorta helps increase the blood supply to their digestive system   All vertebrates have two aortas, only the left aorta is usually called the pulmonary vein   The left aorta ensures uninterrupted circulation when the pulmonary artery is closed

Q: The aorta, the largest artery in the body (in diameter), carries oxygen-rich blood away from the…

A: Aorta is the blood vessel that is most closely attached to..

Q: What is section of three main blood vessels in human

A: INTRODUCTION Arteries, capillaries and veins are the three types of blood vessels.

Q: One cell-thick vessels are called:         I.   Arteries       II.   Veins      III.   Capillaries…

A: Blood vessels are the components of the circulatory system, which are essential for transporting…

Q: The left ____________________________ can often be seen superior to the aortic arch as it courses…

A: Structures present surrounding the aorta are pulmonary artery anteriorly, left atrium, right…

Q: Which of the following is incorrect? Group of answer choices The walls of the cappillaries are…

A: Blood is a liquid comprising of plasma, red blood cells, white blood cells, and platelets which is…

Q: Which blood vessel carries blood back to the heart

A: Blood flow continuously in our body through blood vessels. Blood carries oxygen and nutrients to the…

Q: Which type of capillary would you expect to find in the brain? Group of answer choices Continuous…

A: Capillaries: Capillaries are small blood-containing structures that join ventricles and…

Q: Capillaries are very narrow and leaky. Which functions do those characteristics enable? Pick ALL…

A: Capillaries are the tiny blood-containing structures that establishes the connection arterioles to…

Q: Which of these types of vessels have valves in them?     veins only     veins and arteries…

A: The function of valves in the circulatory system is to ensure that the blood flows in a single…

Q: Which of the following features applies to the aorta? semilunar valves present along the length…

A: The aorta arises from the left ventricle. The heart has two atrium and two ventricles. The aorta is…

Q: Which one of the following sentences is wrong? A Small arteries are called arterioles. B…

A: The network of circulatory system consists of blood, blood vessels and the heart. This entire…

Q: Which of the following statements is TRUE if the fluid is leaving a capillary and entering the…

A: According to guidelines we have to answer the first question only. so please kindly post the…

Q: The blood vessels with venous blood proceeding from the right ventricle to the lungs are the Group…

A: Heart : It consists of four chambers i.e. right atrium, right ventricle, left atrium and left…

Q: what would be the order of specific tissue types one would expect to find in the aorta (from deep to…

A: Aorta : The largest artery in our body that transfer oxygenated (oxygen rich ) blood away from the…

Q: The blood enters the heart from the ___________ through the vena cava. It enters the _____________…

A: Step 1 Hello. Since you have posted a question with multiple sub-parts, we will solve the first…

Q: Which of the following would increase the resistance in a blood vessel? Group of answer choices All…

A: Resistance is a force that opposes the flow of a fluid. The length of a vessel is directly…

Q: A key role of the atrioventricular node is to   act as a barrier to prevent the electrical impulse…

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

Q: What blood vessel sends deoxygenated blood away from the heart and to the lungs? a-Aorta b-Pulmonary…

A: The heart is divided into four chambers: the right atrium, the right ventricle, the left atrium, and…

Q: The figure shows the structure of an artery and a vein. Explain how the structure of the artery is…

A: The arteries are muscular tubes carries the oxygenated blood from heart to all the tissues in body.…

Q: Figure 16.10 Which of the following statements about the circulatory system is false?a. Blood in the…

A: The body tissues get blood via various blood vessels. Two closed systems of tubes are made by them,…

Q: Place in correct order the blood vessel type a blood cell passes through as it travels from the left…

A: The circulatory system is made of the following systems that work together; the cardiovascular,…

Q: Fill in the blanks: The first heart sound is called __________and it is caused by the closing of the…

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

Q: What may not be a reason for the evolution of heart valves from ball and cage to bi-/trivalve…

A: The cardiovascular system consists of the heart and the blood vessels. The heart is the pumping…

Q: What is the correct path through the circulatory system, which describes the passage of blood…

A: Option A is correct

Q: Many congenital heart defects cause mixing of oxygenated and deoxygenated blood. This is because:…

A: Disorders of human heart can be referred to as congenital heart defects in case of presence of…

Q: Arteries carry blood away from the heart. The smallest blood vessels are called arterioles. The SA…

A: Blood vessels help in the flowing of blood throughout the body. Arteries transport blood away from…

Q: art pumps oxygenate

A: The heart can be defined as the muscular organ present in most of the animals which are responsible…

Q: The ___ valves are positioned between the ventricles and blood vessels.

A: Heart valves run in one direction because it prevents the backflow of blood and blood flows in a…

Q: The heart layer the lines the chambers is called the ___.

A: Question- The heart layer the lines the chambers is called the ___.

Q: Show a photo of an intact,undissected heart with attached blood vessels and label fully all…

A: Human heart: The heart is a crucial organ that carries out the pumping of blood through the body.…

Q: How do the walls of the atria compare with the walls of the ventricles and why are they different?…

A: INTRODUCTION: Human heart is a four-chambered organ which consists two atria and two ventricles.…

Q: Fill in the blank:  Precapillary _______________________ are composed of smooth muscles that…

A: Muscle is a soft tissue in the body which primarily functions as source of power. Muscles cells…

Q: The only vessels that provide direct access oxygen and nutrients to nearly every cell in the body…

A: Circulatory system is also known as cardiovascular system which allows circulation of blood and…

Q: All of the following statements regarding the cardiovascular system are correct, EXCEPT blood is a…

A: The circulatory framework is comprised of veins that divert blood from and towards the heart.…

Q: Doctors strongly recommend that travelers on long airline flights stretch their legs or stand up and…

A: Formation of blood clots/thrombosis in a deep vein of the body, especially in the legs results in…

Q: What steps should Dr. Bright and Dr. Idea take before they can begin marketing the machine?

A: Steps that should be taken by doctors before marketing of the machine is given below-

Q: patient of yours gets a blockage in a branch from the coronary artery (called the LAD). It causes…

A: The left descending anterior artery is the branch of left coronary artery full stop it is the major…

Q: Fill in the blank:  The _______________________ artery in the arm is the standard systemic artery in…

A: Blood pressure is the pressure or force exerted by the blood on the walls of the arteries. This is…

Q: Which of the choices below best describes the systemic circulation of blood? a. The flow of blood…

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

Q: "HW3: Is it accurate to compare the circulation of blood through a body to a plumbing system with…

A: The circulatory system is controlling the blood movement through the heart and all parts of the…

Q: What is the correct path through the circulatory system which describes the passage of blood…

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

Q: Fill in the blank:  The lowest pressure that remains in the arterial system during ventricular…

A: The cardiac cycle refers to the sequential events that take from the beginning of one heartbeat to…

Q: The valve is also known as the mitral valve. One-way flow of blood from the right ventricle is…

A: Heart is the pumping organ and it transport blood to all the body parts.it is part of the…

Q: Arteries and veins have the same three layers, they are just different thickness depending on…

A: Sol: The arteries and veins are the blood vessels which are the part of the cardiovascular system.…

Q: Which of the events below does not occur when the semilunar valves are open?   A Ventricles are in…

A: The heart valves regulate the blood flow into and out of the heart. The normal human heart contains…

Q: False statements about the cardiovascular system? (select multiple if necessary) o Deoxygenated…

A: The cardiovascular system is consisting of heart, arteries, veins and blood capillaries that are…