Description : The chamber of the heart that receives deoxygenated blood from the various parts of the body is (a) Sinus venous (b) Left auricle (c) Right auricle (d) Right venous
Last Answer : Ans:(d)
Description : The route of circulation in the human heart (a) Left auricle - right auricle - right ventricle - pulmonary artery - lungs - pulmonary veins - Left ventricle - aorta (b) Right auricle - left ... - right ventricle - pulmonary artery - lungs - pulmonary veins - left auricle - left ventricle - aorta
Last Answer : Ans:(b)
Description : Systemic heart refers to (a) the heart that contracts under stimulation from nervous system (b) left auricle and left ventricle in higher vertebrates (c) entire heart in lower vertebrates (d) the two ventricles together in humans.
Last Answer : (b) left auricle and left ventricle in higher vertebrates
Description : Central venous pressure is measured in which of the following heart chambers? a) Right atrium The pressure in the right atrium is used to assess right ventricular function and venous blood return ... d) Right ventricle The right ventricle is not the central collecting chamber of venous circulation.
Last Answer : a) Right atrium The pressure in the right atrium is used to assess right ventricular function and venous blood return to the heart.
Description : Tricuspid valve is found in between (a) sinus venosus and right auricle (b) right auricle and right ventricle (c) left ventricle and left auricle (d) ventricle and aorta.
Last Answer : b) right auricle and right ventricle
Description : What vessel carries the venous blood to the lungs for oxygenation? (1) Pulmonary arteries (2) Pulmonary veins (3) Pulmonary arteriovenous shunt (4) Right ventricle
Last Answer : (1) Pulmonary arteries Explanation: Pulmonary arteries carry venous blood from the right ventricle of the heart to the lungs. They carry deoxygenated blood to the lungs, where it releases carbon dioxide and pick up oxygen during respiration.
Description : What vessel carries the venous blood to the lungs for oxygenation ? (1) Pulmonary arteries (2) Pulmonary veins (3) Pulmonary arterio-venous shunt (4) Right ventricle
Last Answer : Pulmonary arteries
Description : Impulses from the pace -maker cause the (a) ventricles to contract (b) auricles to contract (c) both the ventricle and auricle to contract (d) heart to relax
Description : Blood pressure in the mammalian aorta is maximum during (a) systole of the left ventricle (b) diastole of the right atrium (c) systole of the left atrium (d) diastole of the right ventricle
Last Answer : (a) systole of the left ventricle
Description : patient with rhumatic heart disease and had mitral valve stenosis Mitral vave diameter less than 1 mm In order to maintain COP what will happen : Left atrial hypertrophy and decrease ... dilatation with decrease pressure of contraction d- ventricle dilatation with decrease pressure of contraction .
Last Answer : Dilatation in the atrium with chamber hypertrophy
Description : Mixing of oxygenated and deoxygenated blood occurs in the ventricle of
Last Answer : Mixing of oxygenated and deoxygenated blood occurs in the ventricle of A. Scoliodon B. Rabbit C. Frog D. None of these
Description : The given figure shows schematic plan of blood circulation in humans with labels A to D. Identify the label and give its functions. (a) C - Vena cava - Takes blood from body parts to right auricle, pCO2 = 45 ... 60 mm Hg (d) B - Pulmonary artery - Takes blood from heart to lungs, pO2 = 90 mm Hg
Last Answer : (a) C - Vena cava - Takes blood from body parts to right auricle, pCO2 = 45 mm Hg
Description : The nurse auscultates the apex beat at which of the following anatomical locations? a) Fifth intercostal space, midclavicular line The left ventricle is responsible for the apex beat or the point of ... of the xiphoid process will detect gastrointestinal sounds, but not the apex beat of the heart.
Last Answer : a) Fifth intercostal space, midclavicular line The left ventricle is responsible for the apex beat or the point of maximum impulse, which is normally palpable in the left midclavicular line of the chest wall at the fifth intercostal space.
Description : When the Left Ventricle in the human heart contracts, the blood moves to the - (1) Brain (2) Pulmonary Artery (3) Aorta (4) Lungs
Last Answer : (3) Aorta Explanation: As the left ventricle contracts, the oxygenated blood is pumped into the main artery of the body — the aorta. To get to the aorta, blood passes through the aortic semilunar valve, which serves to keep blood flowing from the aorta back into the left ventricle.
Description : When the Left Ventricle in the human heart contracts, the blood moves to the (1) Brain (2) Pulmonary Artery (3) Aorta (4) Lungs
Last Answer : Aorta
Description : Blood vessel which brings oxygenated blood to left auricle is
Last Answer : Blood vessel which brings oxygenated blood to left auricle is A. precaval vein B. Post caval vein C. Pulmonary vein D. Pulmonary artery
Description : What vessel receives deoxygenated blood in the right atrium via the heart?
Last Answer : Need answer
Description : The wall of the left ventricle is much thicker than that of right ventricle because (a) it accommodates more blood (b) it receives oxygenated blood with tremendous force from various parts of the ... body (d) it is engineered to carry blood with a high quantum of oxygen and nutrients Questions
Last Answer : Ans:(c)
Description : What is the correct route for blood flow in a human? Left atrium " Left ventricle " Lungs " Right ventricle " Right atrium Left atrium " Left ventricle " Right ventricle " Right atrium " Lungs (c) ... " Left atrium " Lungs (d) Right atrium " Right ventricle " Lungs " Left atrium " Left ventricle
Last Answer : (d) Right atrium " Right ventricle " Lungs " Left atrium " Left ventricle
Description : (a) Draw a sectional view of the human heart and label on it – Aorta, Right ventricle and Pulmonary veins. (b) State the functions of the following components of transport system: (i) Blood (ii) Lymph -Biology
Last Answer : Answer.(a) (b) The functions of blood and lymph are as follows: (i) BloodOxygen is transported by the blood to the tissues of the body for the breakdown of digested food.Carbon dioxide is ... without which nothing will diffuse. (iii) A thin surface across which gases diffuse. (iv) Warm conditions.
Description : When right ventricle of human heart contract then blood pumped into `:-`
Last Answer : When right ventricle of human heart contract then blood pumped into `:-` A. All parts of body B. Lungs C. Pulmonary veins D. Systemic aorta
Description : To which heart chamber does the blood go after leaving the left atrium? What is the valve that separates these compartments?
Last Answer : The arterial blood that has come from the lungs to the left atrium passes then to the left ventricle. The valve between the left ventricle and the left atrium is the mitral valve, a ... left atrium during systole (contraction of the ventricles). The Circulatory System - Image Diversity: mitral valve
Description : Why the left ventricle has the strongest wall in human heart?
Last Answer : Left ventricle contracts more forcefully than the right one, as it has to push the blood to all around the body, while right one has to push to blood just to lungs.
Description : Blood which heart pumps to lungs is-----? A. deoxygenated blood (Answer) B. lymph fluid C. atria blood
Last Answer : A. deoxygenated blood (Answer)
Description : What is the difference between arteries and veins? a) Arteries carry blood away from the heart, while veins carry blood back to the heart. b) Arteries carry oxygenated blood, while veins carry deoxygenated ... same thing. d) Arteries carry food to our cells, while veins carry oxygen to our cells.
Last Answer : a) Arteries carry blood away from the heart, while veins carry blood back to the heart.
Description : Which of the following brings back deoxygenated blood from different parts of human body to heart?
Last Answer : Veins
Description : Prawn heart carries - (1) no blood (2) deoxygenated blood (3) oxygenated blood (4) mixed blood
Last Answer : (3) oxygenated blood
Description : Which of the following brings back deoxygenated blood from different parts of human body to heart? (1) Veins (2) Arteries (3) Nerves (4) Lungs
Last Answer : (1) Veins
Description : Prawn heart carries (1) no blood (2) deoxygenated blood (3) oxygenated blood (4) mixed blood
Last Answer : oxygenated blood
Description : Heart murmur indicates a - (1) defective valve (2) poor oxygenation (3) dislocation of the heart (4) improper development of muscles
Last Answer : (1) defective valve Explanation: Murmurs are pathologic heart sounds that are produced as a result of turbulent blood flow that is sufficient to produce audible noise. A functional murmur or " ... through which blood flows in or near the heart. Such murmurs are known as pathologic murmurs.
Description : Heart murmur indicates a (1) defective valve (2) poor oxygenation (3) dislocation of the heart (4) improper development of muscles
Last Answer : defective valve
Description : Match the items given in column I with those in column II and select the correct option given below. Column I Column II A. Tricuspid valve (i) Between left atrium and left ventricle B. Bicuspid valve (ii) Between right ventricle and ... (b) (i) (iii) (ii) (c) (i) (ii) (iii) (d) (ii) (i) (iii)
Last Answer : (a) (iii) (i) (ii)
Description : Match the items given in Column I with those in Column II and select the correct option given below: Column I Column II a. Tricuspid valve i. Between left atrium and left ventricle b. Bicuspid valve ii. Between right ventricle and ... a b c (1) iii i ii (2) i iii ii (3) i ii iii (4) ii i iii
Last Answer : (1) iii i ii
Description : What is the diastolic flow of blood from the aorta into left ventricle called?
Last Answer : Aortic insufficiency (AI), also known as aortic regurgitation (AR) is what is called when blood flows in the reverse direction during ventricular diastole, from the aorta into the left ventricle.
Description : What is the function of the left ventricle? Where does the blood go after leaving the left ventricle?
Last Answer : The function of the left ventricle is to get blood from the left atrium and to pump the blood under high pressure to the systemic circulation. After leaving the left ventricle the blood enters the aorta, the largest artery of the body. The Circulatory System - Image Diversity: aorta
Description : Which of the following terms indicates the amount of blood pumped out of the ventricle with each contraction of the heart? a) Stroke volume Stroke volume is the amount of blood pumped out ( ... d) Preload Preload is the pressure created by a volume of blood within a ventricle before contraction.
Last Answer : a) Stroke volume Stroke volume is the amount of blood pumped out (ejected) with each contraction of the heart (heart beat). Stroke volume times heart rate equals cardiac output.
Description : Which of the following terms describes the amount of blood ejected per heartbeat? a) Stroke volume Stroke volume is determined by preload, afterload, and contractility. b) Cardiac output Cardiac output ... must overcome to eject blood during systole and is one of the determinants of stroke volume.
Last Answer : a) Stroke volume Stroke volume is determined by preload, afterload, and contractility.
Description : When the right ventricle contracts the blood is pump is to `:-`
Last Answer : When the right ventricle contracts the blood is pump is to `:-` A. Superior vena cava B. Dorsal aorta C. Pulmonary aorta D. Pulmonary veins
Description : What is the function of the right ventricle? To where does the right ventricle pump the venous blood?
Last Answer : The function of the right ventricle is to get venous blood from the right atrium and pump the blood to be oxygenated in the lungs. The venous blood is carried from the right ventricle to the lungs by the pulmonary artery and their ramifications.
Description : A semi permeable membrane is stretched across a chamber filled with water. The membrane is only permeable to water. 60 mg of salt is added to the left side of the chamber. Which of the following will ... right side (C) Water will move toward the left side (D) salt will move toward the left side
Last Answer : (C) Water will move toward the left side
Description : Which of the following ECG waveforms characterizes conduction of an electrical impulse through the left ventricle? a) QRS complex The QRS complex represents ventricular depolarization b) P ... QT interval is an ECG characteristic reflecting the time from ventricular depolarization to repolarization.
Last Answer : a) QRS complex The QRS complex represents ventricular depolarization
Description : which heart chamber does the blood enter first?
Last Answer : left ventricle
Description : Given the name of blood vessel, which arises from first chamber of heart in cockroach :
Last Answer : Given the name of blood vessel, which arises from first chamber of heart in cockroach : A. Nephrocyte B. Fenestrae C. Ostia D. Anterior aorta
Description : Which is the first (human) heart chamber into which blood enters? Where does the blood go after passing that chamber? What is the name of the valve that separates the compartments? Why is that valve necessary?
Last Answer : The venous blood that comes from the tissues arrives in the right atrium of the heart. From the right atrium the blood goes to the right ventricle. The valve that separates the ... right atrium during systole (contraction of ventricles). The Circulatory System - Image Diversity: heart circulation
Description : The following are true about atherosclerosis: C A. it often occurs in the heart chamber B. foamy macrophages are not seen in the lesion C. smooth muscle cells proliferation in the intima of vessel D. no deposition of lipid occurs in wall of blood vessel
Last Answer : smooth muscle cells proliferation in the intima of vessel
Description : Which chamber of human heart pumps fully oxygenated blood to aorta and hence to the body?
Last Answer : Left ventricle
Description : What structures transmit the heart impulse from the av node to the ventricle?
Last Answer : Bundle of Hisatrioventicular bundle (bundle of his), right and left bundle bramches and the purkinge conducition fibers
Description : The action of quinidine differs from that of digitalis in (a) Decreasing irritability of cardiac muscle (b) Preventing passage of impulses to the ventricle (c) Increasing irritability of heart muscle (d) Reducing conductivity (e) None of the above
Last Answer : Ans: A
Description : In the heart: a. excitation begins in the sinoatrial node b. excitation of the ventricle begins at the apex and spread to the base c. depolarization occurs from epicardium to endocardium d. all above
Last Answer : all above
Description : Bundle of His is a network of (a) muscle fibres distributed throughout the heart walls (b) muscle fibres found only in the ventricle wall (c) nerve fibres distributed in ventricles (d) nerve fibres found throughout the heart.
Last Answer : (b) muscle fibres found only in the ventricle wall