is the Visceral portion(Visceral layer) of the serous pericardium and folds back on itself to form the parietal portion of the serous pericardium

Q: Why do the umbilical arteries carry oxygen-poor blood and the umbilical veincarries oxygen-rich…

A: The umbilical cord can be defined as a type of tube developed on the fifth week of the pregnancy. It…

Q: Define venous sinus

A: Sinuses are a connected network of hollow cavities present in the skull.

Q: Why would venous valves be unnecessary in the jugular veins of the neck?

A: Veins The veins carry oxygen depleted blood from different body parts to the heart. The veins are…

Q: tarting in the left ventricle, list in order all the vessels that an erythrocyte will pass to reach…

A: The thigh, also known as the femoral area, is the most superior portion of the mobile lower limbs.…

Q: A B- 55

A: Blood is a fluid tissue that transports oxygen and nutrients to all parts of the body; also, it…

Q: Why are coronary arteries considered functional end arteries?

A: The blood circulating through the circulatory system is responsible for the transport of oxygen and…

Q: What is the term for the epithelium of the endocardium and epicardium

A: Epithelium is the major tissue out of four animal tissue.  It is thin, protective and continuous…

Q: Name the three vessels that deliver oxygen-poor blood to the right atrium.

A: The circulatory system of the human body is responsible for transport of blood throughout the body.…

Q: What anatomical feature prevents the electrical signal from traveling directly from atrial muscle to…

A: The heart is a muscular organ that is divided into the left and right side to prevent the mixing of…

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: Deoxygenated blood found in this vessel at the site marked (white arrow):  (A) drains directly into…

A: The given image shows different veins in the arm. It shows the brachial vein, the median cephalic…

Q: Define pulmonary vein

A: The blood vessels which carry blood to the heart are called as veins. The function of the pulmonary…

Q: Why is the thickness of the myocardium different in the right and left ventricles?

A: It is a muscular organ of four chambers. The heart size is the size of a clenched fist or so. The…

Q: The two arteries formed by the division of the brachioce- phalic trunk are the (a) aorta and…

A: The circulatory framework, additionally called the cardiovascular framework or the vascular…

Q: Define the term - vena cava ?

A: Answer- Humans have closed type of circulatory system and it comprises of arteries and veins to…

Q: If the mitral valve were insufficient, would you expect to hear the murmur (of blood flowing through…

A: The part of the circulatory system that is responsible for pumping the blood into the blood vessels…

Q: What is mediastinum? What are the different divisions/compartments of the mediastinum? Describe and…

A: The mediastinum is an important area of the body located between the lungs. It houses various…

Q: Discuss the structure and function of the pericardium

A: We know that The outer sac that contains the roots of great vessels and the muscular heart is known…

Q: Define segmental artery

A: Arteries are the blood vessels that supply oxygenated blood to the different organs and parts of the…

Q: Define pericardial cavity

A: Introduction: The pericardium is a double-walled sac that houses the heart. It is divided into two…

Q: The pulmonary trunk and pulmonary arteries are colored blue in all of the figures. Why are they…

A: In physiology, the pulmonary trunk is known as the main pulmonary artery which carries the arterial…

Q: Define endocardium

A: Endocardium can be defined as a smooth and thin membrane present in the heart's chambers interiorly…

Q: If a blood cell was ejected from the left ventricle, what must it pass through in order to get to…

A: Introduction: The cardiovascular or the circulatory system is the body's transport system via which…

Q: Discuss the structure and function of the pericardium

A: The outer sac that contains the roots of great vessels and the muscular heart is known as the…

Q: Where is the mitral valve located? Describe the directionand type of blood (oxygenated or…

A: The valve of the heart is composed of the endocardium and connective tissue. Valve are structures…

Q: A blood sample taken from the umbilical cord contains high levels of oxygen and nutrients, and low…

A: Always umbilical Vein carry Oxygen, Nutrients and less quantity of CO2 for growing embryo. Umbilical…

Q: For each umbilical vessel and the major fetal blood vessels, state whether each vessel carries…

A: In a placental mammal, the umbilical cord is a conduit between the developing fetus and the…

Q: Define aortic arch

A: Aorta is the largest artery of the body and arises from the left ventricle of the heart. Along with…