24 25 26 27 28 29 30 31 32 33 Figure 10.2. Heart, Internal 34 35 Figure 10.2 36 A. Aortic valve B. Aortic vestibule C. Bicuspid valve D. Chordae tendinae E. Infundibulum AB. Interventricular septum AC. Left atrium 37 AD. Opening of coronary sinus AE. Opening of IVC BC. Opening of SVC BD. Papillary musde BE. Pulmonic valve CD. Right atrium CE. Tricuspid valve DE. Fossa ovalis

Q: H K M N Thoracic aorta 2 Bicuspid valve 3 Left atrium 4 Superior vena cava

A: Heart is an organ of cardio vascular system .It pumps our blood sothat every organ get the…

Q: The second heart sound ("dub") results from vibrations generated by the A. closing of the AV valves…

A: A normal heartbeat consists of two sounds- LUB and DUB. These sounds often occur as pairs in a…

Q: The Internal Iliac artery is a:     A. Visceral branch of the aorta     B. Parietal branch of the…

A: Blood vessels are one of the three key components (The other 2 being the heart and the blood) are…

Q: Within the T-P interval of the EKG... a. The 2nd heart sound is heard b. the semilunar valves are…

A: a. The 2nd heart sound is heard

Q: gastrointestinal tract the micrograph sections

A: The gastrointestinal tract is a collection of hollow organs that are combined in a long, coiled tube…

Q: Match the following:   ? Prevents backflow into the left ventricle   ?  Prevents backflow into the…

A: Valves are flap like structures which are present in heart and helps in movement of blood in one…

Q: The coronary arteries branch off of the ________.a. aortic valveb. ascending aortac. aortic archd.…

A: The human heart is a four-chambered muscular organ that pumps blood throughout the body. It pumps…

Q: A healthy elastic artery a. is compliant b. reduces blood flow c. is a resistance artery d. has a…

A: We know that Blood flow is illustrated as the movement of blood via an organ, vessel, or tissue.…

Q: 14. Carotid bodies and aortic bodies___ in carotid arteries and aorta. A. Endocrine glands B.…

A: The respiratory system involves exchange of gases between atmosphere and body. The controlling…

Q: The _ valve is located between the left atrium and the left ventricle. A. crescent B. bilobed C.…

A: The heart is a muscular pumping organ usually the size of our fist. It works nonstop and pumps blood…

Q: Match the following terms with the correct definition._____ Auricle                            a.…

A: The cardiovascular system comprises of blood, blood vessels, and the four-chambered muscular organ…

Q: Which of the following connects vessels through vascular anastomoses? a. precapillary sphincters c.…

A: BASIC INFORMATION  BLOOD VESSELS  These are components of Circulatory system. They have the…

Q: Which of the following conditions might result in the back flow of blood through a weakened mitral…

A: a. High pressure in the left ventricle, low pressure in the left atrium

Q: Which heart valve(s) is/are open during the Ejection phase of the cardiac cycle?   A. Tricuspid…

A: The cardiovascular system of the body is concerned with the circulation of blood rich in oxygen to…

Q: All of the following are true of cardiac arrest except A. It is the cessation of all heart activity…

A: The heart is a muscular organ that pumps oxygenated blood to the aorta, which conveys it to the…

Q: Which of the following anatomical structures is not part of the systemic circuit a. left ventricle O…

A: The cardiovascular system is composed of two main circuits - A. The pulmonary circuit B. The…

Q: Which of the following can be included in the description of an artery?     A. Remains open when…

A: Artery has elastic wall so it is not a solid structure so option B is incorrect.  Veins have…

Q: sinus is the largest located laterally and slightly inferior to nasal cavity Oa. Maxillary sinus Ob.…

A: Sinuses are also known as paranasal sinuses. These are air-filled extensions of the nasal cavity.…

Q: 1. The source of the electrical currents that you measured on the skin throughout a normal…

A: Note: According to the given guidelines, we are supposed to answer only one question (1st question).…

Q: The Right Subclavian artery is a:     A. Visceral branch of the aorta     B. Parietal branch of…

A: Blood vessels are one of the three key components (The other 2 being the heart and the blood) are…

Q: 2)Which structure is labelled "M"? Aorta Cardiac muscle Inferior vena cava Left atrium Left…

A: The Human heart is a muscular organ located behind the breastbone and situated slightly to the left.…

Q: The origin of the coronary arteries are labelled ___ in this image. D A E K

A: The heart must operate constantly, thus it is made up of specialized muscle tissue (cardiac muscle)…

Q: 1. Which phase of Ventricular Filling increases the volume of blood in the ventricles the most?…

A: The heart is a pump that transports blood through a network of arteries. Its function is to send…

Q: Obstruction of this vessel causes a more severe myocardial infarction in comparison to other…

A: Answer: Myocardial Infraction is also known as the heart attack which may develop due to heart…

Q: After passing through the inferior vena cava blood passes through the ____.   A coronary sinus   B…

A: The cardiovascular system or circulatory system is comprised of blood pumping muscular organ, heart,…

Q: During which of the following periods are the large elastic arteries distributing blood to smaller…

A: The cardiac cycle is referred to as one heartbeat that consists of one cycle of contraction and…

Q: Which vessel would blood in the right coronary artery pass through next?   A anterior…

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

Q: Medication to treat congestive heart failure include all except A. Angiotensin converting enzyme…

A: Heart failure is where the function of the heart gets affected. The heart muscle will not be able to…

Q: select the applicable structures a.Pulmonary circulation b.Systemic circulation c.Carries…

A: The given image is labelled as follows;

Q: When the ventricles contract, all of the following occur excepta. closing of the AV valves.b. blood…

A: Ventricles are the larger chambers of the heart which receives blood from the atrium. The right…

Q: While the semilunar valves are open during a normal cardiac cycle, thepressure in the left ventricle…

A: The human heart beats 72 times per minute. During each heart beat, the chambers of the heart…

Q: The valve found between chambers A and B is the .. A B D

A: Heart is the most important organ of circulatory system. In humans, heart has two atria and two…

Q: a. Explain the difference in size and wall thickness of the ventricles. . b. Describe the function…

A: * The ventricles of the heart will have thicker walls than atria because blood is pumped out of…

Q: 1)Which structure is labelled "L"? Aorta Cardiac muscle Inferior vena cava Left atrium Left…

A: Heart is a hollow muscular organ of circulatory system that functions to pump blood through the…

Q: The Right internal carotid artery is a:     A. Visceral branch of the aorta     B. Parietal branch…

A: Brain is the major and central organ of the nervous system of our body. It plays crucial role in…

Q: Select the letter of the choice that best completes the statement. The valve between the right…

A: The right atrium causes the transportation of deoxygenated blood, which then enters into the right…

Q: 9. male A 62-year-old Caucasian presents to the emergency room chest with severe substernal pain,…

A: The objective of the question is to identify the artery that is most likely occluded, causing a…