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

Q: An individual s venous return to the heart at this moment contains much less oxygen than it did…

A: Less oxygen in the venous blood means that oxygen has been extracted and is being used in the…

Q: Unlike the arterial system, the venous system does not function directly from a pump like the heart.…

A: Introduction: The heart is a muscular hollow organ that dilates and contracts rhythmically to pump…

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: 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: 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: As the blood in the cardiovascular system travels from the heart through the upper abdomen to the…

A: Heart is the pumping organ present in the circulatory system. It is responsible for pumping the…

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: The heart would develop normally; the ECM composition does not affect cardiomyocyte differentiation…

A: In the myocardium, Extracellular matrix (ECM) is remodeled in association with many cardiovascular…

Q: when the blood from the heart goes out into the rest of the body it is oxygen rich blood, however…

A: The heart pumps the blood to the rest of the body through blood vessels. There are three main types…

Q: The blood vessel that delivers blood to the lungs is called O The inferior vena cava O The superior…

A: Cardiovascular System: The cardio refers to the heart and the vascular refers to the blood vessels.…

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: How do arteries differ from veins?     Arteries have thicker smooth muscle layers to accommodate…

A: The circulatory system consists of three systems that work together; the heart (cardiovascular),…

Q: True or false Blood pressure is a product of cardiac output and resistance. Blood pressure is…

A: Blood pressure is the pressure exerted by the flow of blood through the walls of the arteries. Blood…

Q: Which statement below best explains why valves are necessary in the veins but not in the arteries?…

A: Veins are vessels that take blood to the heart and deoxygenated blood is mainly transferred to the…

Q: Which best describes blood flow through the heart? oxygenated blood comes into the heart's left…

A: The heart, the lungs, and the blood vessels function to form the round circulatory system. The 3…

Q: 1.Which of the following best describes how light energy is "captured" during the process of…

A: Answer 1: Option  A is correct :   The correct photon of light "excites" an electron in a…

Q: Which of the following structures in the circulatory system carries oxygenated blood? a pulmonary…

A: The circulatory system consists of heart, blood and blood vessels. Type of blood vessels which…

Q: The left ventricle wall is very thick since it must pump blood to the entire body along miles of…

A: Human heart is a four chambered pump like organ. Among the four chambers, two are auricles and two…

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: which of the following does not describe the human heart? Major vessels enter and exit at the Apex,…

A: The great vessels of the heart process to hold the blood to and from the heart as it pumps, placed…

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: Why do you think it is important for heart valves to ensure that blood flows in only one direction…

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

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

A:

Q: Which of the following statements about the circulatory system is INCORRECT?   Question 25 options:…

A: Heart is the main organ of the circulatory system and it pumps blood to all parts of the body. Heart…

Q: What do large veins have in common with lymphatics?

A: Blood vessels carry oxygen and nutrients and deliver to all the cells in the body, but lymphatic…

Q: the

A: The circulatory system distributes nutrition, breathing gases, and metabolic products throughout a…

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: Thoracic Blood Vessels of the Fetal Pig Can you xxplain the structures/ or organs that each blood…

A: Like humans, pigs also belongs to mammals and have four-chambered heart located in the thoracic…

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: Valve #23 is a ______ valve based on its structure and based on which blood vessel is bring the…

A: Blood goes passes through a valve prior to leaving each chamber of the heart. The valves stop the…

Q: Why is it important that arteries and veins are lined with muscle tissue? so blood can diffuse out…

A: Arteries are blood vessels that carry oxygen-rich blood from the heart to the tissues and organs.…

Q: Which of the following statements IS true about arteries?   Majority of the body's total volume of…

A: Circulatory system has three components: heart, blood vessels and blood. Heart pumps the blood…

Q: Crocodilians, birds, and mammals lungs receive oxygen-poor blood heart has one atrium and one…

A: The circulatory system is a vital part of the human body. It is in charge of distributing various…

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.