Which chamber of the heart sends blood to the lungs? :_______________ Which valve prevents backflow of blood into the left ventricle? :_______________ Which vessels carry oxygen-rich blood? :_______________

Q: Fill in the blank:  The _______________________ of an artery wall contains many smooth muscle cells.

A: The peripheral circulatory system performs distribution of the blood flow, transport, storage of…

Q: what does the formation of the strip ventricular canal from the first heart field look like ?

A: During early development, the heart tube is a straight tube that undergoes looping to form the…

Q: Select the best answer or answers from the choices given: The baroreceptors in the carotid sinus and…

A: Baroreceptors are the sensory structures located in the carotid sinus and aortic arch. These…

Q: Unlike skeletal and smooth muscle tissue, cardiac muscle is “self-excitable”. Explain how this…

A: There are three major types of muscles. They are skeletal muscles, smooth muscles, and cardiac…

Q: The heartbeat is regulated by the cardiac conduction system and includes five different components.…

A: The heart is the main organ in the circulatory system that is responsible for pumping blood to all…

Q: Athletes have thicker heart walls than non-athletes. Which layer of the heartenlarges? Explain.

A: The human circulatory system is one of the major eleven organ systems in the human body and is…

Q: The mother of a three-month-old infant was concerned because her child had little energy and did not…

A: The cardiovascular system is a crucial component of the circulatory system in humans (which is often…

Q: At rest, which heart sound is louder,lubb or dupp? Explain.

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

Q: What valve defect(s) would be indicated by the following sequence of heart sounds:…

A: The two normal heart sounds are lub and dup. Lub and dup normally occur in a sequence with each…

Q: What major difference(s) did you observe between the right and left ventricle?

A: The human heart is the engine that powers the circulatory system, giving oxygen and nourishment to…

Q: Marfan’s syndrome is an inherited genetic disorder that results in malformedelastic fibers that are…

A: Marfan syndrome is a genetically inherited disorder that is an autosomal dominant disease. Autosomal…

Q: Which heart sound is the loudest sound when auscultated, the lubb or dupp? Why?

A: There are four types of heart sounds which are S1, S2, S3, and S4. The S1 and S2 are considered as…

Q: Look for the septal leaf of the tricuspid valve and just above its attachment,locate the…

A: The heart is a muscular organ situated on the left side of the chest. It is about the size of the…

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: Which factors reflect the oxygen demands of the myocardium?     heart rate multiplied by…

A: Myocardial oxygen demand can be defined as the amount of oxygen that is required by the heart to…

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: take your pulse (or someone else’s pulse) either on your neck (carotid pulse) or wrist (radial…

A: The amount of blood that is pumped out by heart and circulated in the body to supply oxygen to the…

Q: Name the veins that return blood to the right atrium.

A: There are two types of circulations namely pulmonary circulation and systemic circulation.…

Q: Where does blood in the right atrium go next? :_______________ Where does blood in the left…

A: The cardiovascular system consists of the heart, blood vessels and blood. Its primary function is to…

Q: The cardiac skeleton electrically insulates the atria from the ventricles? Why is this important?

A: The cardiac skeleton electrically  insulates the atria from the ventricles. The fibrous skeleton…

Q: Select the best answer or answers from the choices given: Which statement does not accurately…

A: Blood is a special connective tissue composed of a fluid matrix, plasma, and formed elements. There…

Q: Fill in the blanks: In the systemic circuit, the ___A____ ventricle pumps blood into the ____B______…

A: The cardiovascular system is made up of the heart, blood vessels, and blood. The heart pumps blood…

Q: Define pulmonary vein

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

Q: Fill in the blanks: __________ regulate __________ junctions in capillary __________ cells to limit…

A: The cell signaling molecules are the proteins, which get phosphorylated to activate the cell…

Q: What valve is located between the left atrium and left ventricle? a-Tricuspid valve b-Bicuspid valve…

A: Heart is a muscular organ. Heart pumps blood, it has four chambers having two atrium and two…

Q: What is a pulse? List the locations on the body where thepulse can easily be detected.

A: Vital signs are the four medical signs that evaluate the functioning of the body whether it is…

Q: Which side of the heart is considered the pulmonary pump? What is the destination of blood from the…

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

Q: Myocardial contraction is named _____            Relaxation of heart named ______  What is the unit…

A: The heart is a specialized organ of our circulatory system composed of cardiac muscle tissue. It…

Q: A child has chronic strep throat. If this condition is not treated, what heart disease can occur?…

A: The respiratory system is a network of tissues and organs that help an organism to breathe. In…

Q: Fill in the blank:  Parasympathetic nerve fibers that supply the heart make up part of the…

A: According to the body requirements, the heart pumps blood that is variable in volume. During the…

Q: Fill in the blank:  _______________________ in certain veins close if blood begins to back up in the…

A: The semilunar valves can be defined as the pocket-like structures attach to the point at which the…

Q: John is your 68-year old neighbor who was recently told by his doctor that his heart’s main…

A: Cardiovascular system consists of the heart, blood vessels. The main function of the heart is to…

Q: Select the best answer or answers from the choices given: The activity of the heart depends on…

A: All the above

Q: Which vessels carry oxygen-poor blood? :_______________ Which vessels carry blood away from the…

A: The cardiovascular system of a human consists of the heart, the blood, the blood vessels and the…

Q: Make a drawing of the adult heart and the associated large vessels. Then color and label the adult…

A: The prenatal development of heart also referred to as cardiogenesis, begins at around 17 to 19 days…

Q: ESV represents the minimum ventricular volume.

A: Heart is a soft-tissue organ comprises of four chambers, two auricles on the top and two ventricles…

Q: Starting from the right atrium, explain the pathway through the cardiovascular system we need to…

A: The cardiovascular system is a complex system consisting of the Heart which is the main organ of CVS…

Q: Select the best answer or answers from the choices given: Which of the following can lead to…

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