The foramen ovale and ductus arteriosus are found in the fetal heart but not the normal adult heart. What do these structures do?

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 the purpose of the second aorta in alligators and crocodiles? What would happen if they…

A: Alligators and crocodiles have four-chambered hearts like mammals and birds. They have two…

Q: Which statement concerning the pulmonary vein is correct? It carries oxygenated blood from the lung…

A: In the circulatory system, three types of blood vessels: arteries, veins, and capillaries. Arteries…

Q: Heart Anatomy The human heart has _# chambers. The top chambers TYPE are called and the bottom are…

A: To answer the blanks that are missed. The paragraph talks about heart anatomy.

Q: skeletal muscles The two opposing forces at work to regulate capillary exchange are and osmotic…

A: The two opposing forces at work to regulate capillary exchange rate are Blood Pressure and Osmotic…

Q: Which of the following statements is correct? Group of answer choices Veins carry blood away from…

A: Veins  Veins are blood vessels that carry blood towards the heart. Stenotic heart valve Valve that…

Q: Which of the following is NOT true of gas, nutrient, and fluid exchange between capillaries and body…

A: The objective of the question is to identify the incorrect statement about the exchange of gas,…

Q: leukocytes

A:

Q: The pacemaker that determines the heart rate Purkinje fibers The electrical gateway to the…

A: Human heart is myogenic that means it can generates its own electric impulses. In the heart several…

Q: The blood pressure through the systém iš highest at the ou as it moves through the system…

A: The heart is the main organ of the cardiovascular system that supplies blood throughout the body. It…

Q: Which of the following occurs during ventricular diastole? Blood returns to the heart Blood is…

A: We know that the Cardiac cycle is a repetitive cycle where a heart performs its functions. This…

Q: Which of the following is not correct regarding the heart? ventricular fibrillation occurs from…

A: Heart is the major organ of the cardiovascular system. It is the mesodermally derived organ and it…

Q: visceral pericardium endocardium myocardium parietal pericardium pericardial cavity The heart is…

A: The human heart pumps blood during the frame thru the vessels of the circulatory system, providing…

Q: Dh no! TA Tim accidentally wandered into a surgical ward and was put in charge of doing another…

A: This is a rare medical condition also when the heart is placed backwards or face towards the right…

Q: How does the muscle layer of the heart get oxygenated red blood cells to supply its need for oxygen…

A:

Q: There is a semilunar valve between the_____ and _____       right ventricle and the aorta.   left…

A: In the heart of mammals different valves are present which are responsible for the transportation of…

Q: How exactly does the heartbeat work? Does the right and left atrium pump blood at the same time? Or…

A: Introduction The heart, a fist-shaped organ is covered by a pericardium which is divided into the…

Q: A young couple that you are friends with gave birth to a new baby. They were told by their physician…

A: The circulatory system is one of the most essential systems in the body. The function of 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: These These blood vessels are the [ Select ] arteries and the coronary

A: The arteries, arterioles, veins, venules and capillaries are the blood vessels forming the…

Q: Why does blood keep flowing through the vascular system even during diastole? Valves in veins…

A: Blood is a circulating biological fluid that contains plasma and blood cells. Erythrocytes (red…

Q: Which of the following is true regarding the fatty epicardial tissue surrounding the coronary…

A: Introduction:- Tissues are a group of cells that have the same structure and work together as a…

Q: As we auscultate the heart it is imperative, we understand what part of the heart we are listening…

A: As we auscultate the heart, it is important to understand which part of the heart we are listening…

Q: In all humans the first three arteries to branch off of the aortic arch are brachiocephalic trunk,…

A: Since there are multiple questions, the first one is answered for you. If you wish to seek an answer…

Q: The fibrous skeleton of the heart functions to:

A: The fibrous skeleton of the heart, also called the cardiac skeleton, is made up of dense connective…

Q: Let's say that the cross-sectional area of the aorta is 1 cm2 = 100 mm2. The blood pumps through the…

A: The circulatory system in humans is responsible for the distribution of oxygenated blood throughout…

Q: if the ventricle cannot pump out as much blood to lung as is coming in through the vena cava what…

A: Venous return refers to the volume of blood that flows from the systemic circulation back to the…

Q: The heart is a muscle and needs blood too. What arteries supply this blood? Superior Vena Cava…

A: Heart is the main organs of the circulatory system that is a multi chamber muscular organ that pumps…

Q: In this diagram, which one of the following structures is the most important structure in…

A: The atrioventricular (AV) node is the structure most important for transferring electrical impulses…

Q: A red blood cell is in the right atrium of the heart. Where will it go next? superior vena cava O…

A: The heart pumps oxygen- and nutrient-rich blood to the body with each beat. The circulatory system…

Q: How does the L-type voltage-gated channels on the contractile myocardial fibers rapidly closing…

A: L type of calcium channels is responsible for excitation-contraction coupling for all three kinds of…

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: What keeps the atrioventricular (AV) valves from being pushed open as the ventricles contract?…

A: The heart is responsible for pumping enough blood to provide the brain and other internal organs…

Q: All valves are closed, ventricular pressure decreases. Blood flows passively through the atria and…

A: All valves are closed, ventricular pressure decreasesBlood flows passively through the atria and AV…

Q: Blood flows from the heart (specifically, the left ventricle) into the aorta to feed the rest of the…

A: Assumptions Consider the aorta and the iliacs as rigid pipes. The blood flow is steady even though…

Q: The term epicardium (visceral pericardium) refers to O the thickest layer of the heart coverings,…

A: The cardiovascular system of the human body is made up of heart, blood and blood vessels that help…

Hematology

Hematology is the branch of biology. Hematology is the medical field that deals with the treatment of blood disorders and cancers, such as hemophilia, leukemia, lymphoma, and sickle-cell anemia. Hematologists and hematopathologists are medical professionals who specialize in illnesses of the blood and its components.