1. Indicate the number of cusps composing the heart valves. Mitral Tricuspid 2. Compare the thickness of the valve cusps.. Atrioventricular valves Semilunar valves right valve has cusps Aortic The left ventricle has the thickest wall Pulmonary ne le

Q: 14. Assume that a string is tied around the heart at the level shown in the diagram by the red line…

A: Introduction: Human's and frog's circulatory system is similar, comprising one circuit that brings…

Q: 1. Arteries have muscular walls to with 2 Veins have walls and one-way

A: Since you have posted a question with multi- sub parts , we will solve first three sub-parts for…

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: Absent "P" waves in a junctional arrhythmia indicate: O A. Retrograde atrial deplorization occurs at…

A: In a normal sinus rhythm the electrical impulse startsin the sinoatrial node. which formulates P…

Q: Parietal pericardium _Myocardium Visceral pericardium Chordae tendinae Papillary muscles A Cardiac…

A: The heart is a solid organ about the size of a clench hand, found simply behind and marginally left…

Q: Major Systemic Arteries and Veins of the Body 5. Use the key on the right to identify the arteries…

A: Arteries are the blood vessels that carry the oxygen-rich blood from the heart and distribute it to…

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: The endocardium of the heart is composed of THREE layers. Describe their structure and also explain…

A: The main organ of the circulatory system is the heart. It has four-chamber that is responsible for…

Q: 8.Which heart chamber has the thickest myocardium? Read and analyze the question and choices…

A: A multi-chamberd muscular organ that pumps blood throughout the body in a rhythmic process is known…

Q: ce the flow of blood through ht ventricle and return back tracing, When going to the b -s and the 3…

A: The heart is an involuntary muscular organ located in the center of the chest - slightly to the left…

Q: In Josie's case congestive heart failure was caused by a stenotic bicuspid valve. However, other…

A: The human heart is four-chambered, and each chamber is separated from the other, the flow of blood…

Q: 6. Put the following events of the conduction system in the proper order (#1-9). .1. sinoatrial node…

A: The heart's independent but coordinated activity is determined by the existence of gap junctions and…

Q: 7. Estimate heart rate for the given ECG waveform. Clearly explain your answer with reasons and…

A: ECG  is also called as Electrocardiogram. This test usually advises to test the electrical activity…

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: Explain what would happen to the ECG if the AV node were very slow at transmitting the action…

A: An essential part of the heart's electrical conduction system is the AV (atrioventricular) node. It…

Q: 36. Which heart chambers are used as route between heart and the entire body? Group of answer…

A: Sol: There are four chambers in the heart of the humans which are 1. Right atrium, 2. Left atrium,…

Q: #6

A: Heart is a derived from mesodermal layer of embryo , present in the thoracic cavity and tilted…

Q: 13. Rate: bpm P-P atrial rhythm regular? R-R ventricular rhythm regular? Rhythm: اساس اسرالي السراي…

A: A cardiac cycle is defined as a series of events that occur during one complete heartbeat. It…

Q: 1. What happens when the pressure in the ventricles becomes lower than the pressure in the atria?…

A: Semilunar valves are valves of the heart and the shape of valves prevents the blood to flow back…

Q: Which heart valve is found defective more than any other? mitral O tricupid O aortic pulmonary

A: Introduction:- The heart has 4- chamber-2 chambers atria (upper chambers) and 2 ventricles (lower…

Q: uppose it were the pulmonary semilunar valve that were stenotic. Which of the four chambers of the…

A: Ans -The right ventricle of the heart would its workload increased the most. because the pulmonary…

Q: Which of the following is not an effect of contraction of the heart?     increase volume in aorta…

A: The cardiac cycle is the time period starting from the atrial contraction and ending with the…

Q: DOOD between the left atrium and left ventricle between the right atrium and right ventricle between…

A: At various places in the heart, valves are present to prevent the backflow of the blood. When the…

Q: 21. Aortic diastolic pressure is normally around 0mmhg. True

A: Aortic diastolic pressure:  When pressure is exerted by arteries it is the aortic diastolic…

Q: Which heart sound is deeper pitched and more prolonged? Lub or Dup. Closure of what valves (and the…

A: Q1. Heart Sounds: The noises made by the beating heart and the blood flowing through it are known as…

Q: 5. W hich structure is present in the right ventricle of the sheep's heart, but not in the left…

A: The question asks the structure located in the right ventricle but not in the left ventricle of the…

Q: 3.Define systolic and diastolic phases of the heart.

A: * Every single beat of heart of heart is called cardiac cycle. * And every cardiac cycle will have…

Q: 3. In chest X-Ray PA view, right border of cardiac shadow is formed by which structure? L a. Left…

A: The objective of the question is to identify the anatomical structure that forms the right border of…

Q: 1. Label the waves and intervals on the ECG below.

A: Electro cardiogram (ECG) record the electrical activity of heart that includes heart rate and heart…