How many double circulation is completed by human heart in one minute? -Biology

How many double circulation is completed by human heart in one minute? -Biology
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How many chambers do the bird heart and the mammalian heart have? Concerning temperature maintenance what is the advantage of the double and complete circulation of these animals?

Description : How many chambers do the bird heart and the mammalian heart have? Concerning temperature maintenance what is the advantage of the double and complete circulation of these animals?

Last Answer : The bird and the mammalian hearts are divided into four chambers: right atrium, right ventricle, left atrium and left ventricle. Birds and mammals are homeothermic, i.e., they control their body ... ). Part of the energy produced by the cellular respiration is used to maintain the body temperature.

Describe double circulation in human beings. Why is it necessary? -Biology

Description : Describe double circulation in human beings. Why is it necessary? -Biology

Last Answer : The double circulatory system of blood flow refers to the separate systems of pulmonary circulation and the systemic circulation. The adult human heart consists of two separated pumps, the right side with the ... system is that blood can be pumped to the rest of the body at a higher pressure.

Describe double circulation in human beings. Why is it necessary ? -Biology

Description : Describe double circulation in human beings. Why is it necessary ? -Biology

Last Answer : In our heart blood enters twice and also pumped out twice from the heart. The deoxygenated blood from the body is brought to the right atrium through vena cava from where it is sent to right ... body. This is useful in case of humans who constantly need energy to maintain their body temperature.

What is double circulation? -Biology

Description : What is double circulation? -Biology

Last Answer : answer:

What is the significance of double circulation? -Biology

Description : What is the significance of double circulation? -Biology

Last Answer : answer:

8 men and 4 women-together can complete a piece of work in 6 days. Work done by a man in one day is double the work done by a woman in one day. If 8 men and 4 women started working and after 2 days, 4 men left and 4 new women joined, in how many more days will the work be completed? a) 7 days b) 6 days c) 5 days d) 8 days e) 4 days

Description : 8 men and 4 women-together can complete a piece of work in 6 days. Work done by a man in one day is double the work done by a woman in one day. If 8 men and 4 women started working and after 2 days, 4 men ... more days will the work be completed? a) 7 days b) 6 days c) 5 days d) 8 days e) 4 days 

Last Answer : 1 man = 2 women 8 men + 4 women = 20 women 2 day's work of 20 women = 20 × 6/1 = 20 × 2/x x =1/3 Remaining work = 1 – 1/3 = 2/3 Total number of females = 16 20 × 6/1 = 16 × x ÷2/ 3 x = 5 days Short Cut M1D1=M2D2+M3D3 10x6 =10x2 + 8 x 60-20= 8x x= 5 days Answer: c)

Assertion `:` In amphibians incomplete double circulation presents. Reason `:` In amphibians oxygenated and deoxygenated blood get mixed up in the sin

Description : Assertion `:` In amphibians incomplete double circulation presents. Reason `:` In amphibians oxygenated and deoxygenated blood get mixed up in the sin

Last Answer : Assertion `:` In amphibians incomplete double circulation presents. Reason `:` In amphibians oxygenated ... . If both Assertion & Reason are false.

Incomplete double circulation is found in `:-`

Description : Incomplete double circulation is found in `:-`

Last Answer : Incomplete double circulation is found in `:-` A. Reptiles and Birds B. Amphibia and Reptiles C. Birds and Mammals D. Fish an Amphibia

Why can the amphibian circulation be classified as double and incomplete?

Description : Why can the amphibian circulation be classified as double and incomplete?

Last Answer : The amphibian circulation is double because it is composed of systemic and pulmonary circulations: respectively, heart-tissues-heart and heart-lungsheart. Since amphibians have only one ventricle in the ... amphibians occurs also in the systemic circulation since their skin is a gas exchange organ.

What is the difference between double closed circulation and simple closed circulation?

Description : What is the difference between double closed circulation and simple closed circulation?

Last Answer : Double closed circulation, or closed circulation, is that in which the blood circulates through two associated and parallel vascular systems: one that carries blood to and takes blood from the ... that perform gas exchange are associated in series with the systemic circulation, as in fishes.

Explain the General plan of circulatory system of vertebrates with the help of single circuit circulation and double circuit circulation?

Description : Explain the General plan of circulatory system of vertebrates with the help of single circuit circulation and double circuit circulation?  

Last Answer : Single Circuit Circulation: - Deoxygenated blood from all tissues of body enters the sinus venosus from where it passes into the single atrium. From atrium blood goes into ventricle from where ... body. As the blood circulates twice the heart hence it is called double circuit circulation. 

What is the average heart beat per minute in a normal adult human being?

Description : What is the average heart beat per minute in a normal adult human being?

Last Answer : 72

What is the average heart-beat in a human body per minute?

Description : What is the average heart-beat in a human body per minute?

Last Answer : 72.

How much average heart beat occurs in per minute in human

Description : How much average heart beat occurs in per minute in human

Last Answer : 72 time

Blood has traveled from the heart to the fingers. Which describes the next step of the circulation process?

Description : Blood has traveled from the heart to the fingers. Which describes the next step of the circulation process?

Last Answer : The blood returns to the heart through veins.

During high blood pressure, regulatinos of heart beat and circulation are controlled by

Description : During high blood pressure, regulatinos of heart beat and circulation are controlled by

Last Answer : During high blood pressure, regulatinos of heart beat and circulation are controlled by A. ... centres D. Cardio-inhibitory and vasodilator centers

a. In the above given flowchart blood filled in the heart is:- b. This type of blood circulation can be observed in:-

Description : a. In the above given flowchart blood filled in the heart is:- b. This type of blood circulation can be observed in:-

Last Answer : a. In the above given flowchart blood filled in the heart is:- b. This type of blood circulation can be observed in:-

a. In the above given flowchart blood filled in the heart is:- b. This type of blood circulation can be observed in:-

Description : a. In the above given flowchart blood filled in the heart is:- b. This type of blood circulation can be observed in:-

Last Answer : a. In the above given flowchart blood filled in the heart is:- b. This type of blood circulation can be observed in:-

When a child is born, what happens to its blood circulation? (1) Its blood flows for the first time (2) Its blood reverses its flow through the heart (3) Its blood ceases to pass from one atrium to the other (4) Its blood carries wastes for the first time

Description : When a child is born, what happens to its blood circulation? (1) Its blood flows for the first time (2) Its blood reverses its flow through the heart (3) Its blood ceases to pass from one atrium to the other (4) Its blood carries wastes for the first time

Last Answer : (4) Its blood carries wastes for the first time Explanation: The Fetal circulatory system is unique during pregnancy before the lungs first come into use at birth. Its circulatory system must reorient ... umbilical cord constrict and close. All this happens in a few moments when the baby is born.

The figure shows blood circulation in humans with labels A to D. Select the option which gives correct identification of label and functions of the part. (a) B - Capillary-Thin without muscle layer and wall two cell layers thick (b) C - Vein-Thin walled and blood flows in jerks/ spurts (c) D - Pulmonary vein-Takes oxygenated blood to heart, pO2 = 95 mmHg (d) A - Artery-Thick walled and blood flows evenly

Description : The figure shows blood circulation in humans with labels A to D. Select the option which gives correct identification of label and functions of the part. (a) B - Capillary-Thin without muscle layer and ... blood to heart, pO2 = 95 mmHg (d) A - Artery-Thick walled and blood flows evenly

Last Answer : (c) D - Pulmonary vein-Takes oxygenated blood to heart, pO2 = 95 mmHg

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 mm Hg (b) D - Dorsal aorta - Takes blood from heart to body parts, pO2 = 95 mm Hg (c) A - Pulmonary vein - Takes impure blood from body parts, pO2 = 60 mm Hg (d) B - Pulmonary artery - Takes blood from heart to lungs, pO2 = 90 mm Hg.

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

Frog’s heart when taken out of the body continues to beat for sometime. Select the best option from the following statements. (1) Frog is a poikilotherm. (2) Frog does not have any coronary circulation. (3) Heart is “myogenic” in nature. (4) Heart is autoexcitable. (a) Only (4) (b) (1) and (2) (c) (3) and (4) (d) Only (3)

Description : Frog's heart when taken out of the body continues to beat for sometime. Select the best option from the following statements. (1) Frog is a poikilotherm. (2) Frog does not have any coronary circulation. (3) Heart is myogenic in nature. ... (a) Only (4) (b) (1) and (2) (c) (3) and (4) (d) Only (3)

Last Answer : (c) (3) and (4)

The nurse teaches the patient with peripheral vascular disease to refrain from smoking because nicotine causes a) vasospasm. Nicotine causes vasospasm and can thereby dramatically reduce circulation to the extremities. b) slowed heart rate. Nicotine has stimulant effects. c) depression of the cough reflex. Nicotine does not suppress cough. Smoking irritates the bronchial tree, causing coughing. d) diuresis. Nicotine does not cause diuresis.

Description : The nurse teaches the patient with peripheral vascular disease to refrain from smoking because nicotine causes a) vasospasm. Nicotine causes vasospasm and can thereby dramatically reduce circulation to the ... the bronchial tree, causing coughing. d) diuresis. Nicotine does not cause diuresis.

Last Answer : a) vasospasm. Nicotine causes vasospasm and can thereby dramatically reduce circulation to the extremities.

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 to the heart. b) Left atrium The left atrium receives oxygenated blood from the pulmonary circulation. c) Left ventricle The left ventricle receives oxygenated blood from the left atrium. d) Right ventricle The right ventricle is not the central collecting chamber of venous circulation.

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.

Frog's heart when taken out of the body continues to beat for sometime. Select the best option from the following statements. (a) Frog is a poikilotherm. (b) Frog does not have any coronary circulation. (c) Heart is "myogenic" in nature. (d) Heart is autoexcitable Options: (1) Only(d) (2) (a) and (b) (3) (c)and(d) (4) Only(c)

Description : Frog's heart when taken out of the body continues to beat for sometime. Select the best option from the following statements. (a) Frog is a poikilotherm. (b) Frog does not have any coronary circulation. (c) Heart is "myogenic" in ... Options: (1) Only(d) (2) (a) and (b) (3) (c)and(d) (4) Only(c)

Last Answer : (3) (c)and(d)

When a child is born, what happens to its blood circulation ? (1) Its blood flows for the first time (2) Its blood reverses its flow through the heart (3) Its blood ceases to pass from one atrium to the other (4) Its blood carries wastes for the first time

Description : When a child is born, what happens to its blood circulation ? (1) Its blood flows for the first time (2) Its blood reverses its flow through the heart (3) Its blood ceases to pass from one atrium to the other (4) Its blood carries wastes for the first time

Last Answer : Its blood carries wastes for the first time

Why is the human heart called the double loop?

Description : Why is the human heart called the double loop?

Last Answer : There are two loops to the human heart, a pulmonary loop and asystemic loop. All of the oxygen-poor blood returns to the heartvia the right atrium and flows into the right ventricle. When ... thevenous system, it will empty into the right atrium of the heartbeginning the process all over again.

What is in a healthy person rate of heart beat on one minute? -General Knowledge

Description : What is in a healthy person rate of heart beat on one minute? -General Knowledge

Last Answer : The answer is '72times'

What is in a healthy person rate of heart beat on one minute? -General Knowledge

Description : What is in a healthy person rate of heart beat on one minute? -General Knowledge

Last Answer : answer:

How many times does a healthy human's heart beat in a minute? -General Knowledge

Description : How many times does a healthy human's heart beat in a minute? -General Knowledge

Last Answer : answer:

How many times does a healthy human's heart beat in a minute? -General Knowledge

Description : How many times does a healthy human's heart beat in a minute? -General Knowledge

Last Answer : A normal resting heart rate for adults ranges from 60 to 100 beats per minute. Generally, a lower heart rate at rest implies more efficient heart function and better cardiovascular fitness.

What is the normal average heart rate per minute ?

Last Answer : Normal average heart rate per minute 72.

The rate of heart beat per minute is highest in case of

Description : The rate of heart beat per minute is highest in case of

Last Answer : The rate of heart beat per minute is highest in case of A. Elephant B. Whale C. Man D. Mouse

What If An adult male's heart pumps about 2.8 million liters of blood a year if his heart beats 70 times a minute how much blood does his heart pump with each beat?

Description : What If An adult male's heart pumps about 2.8 million liters of blood a year if his heart beats 70 times a minute how much blood does his heart pump with each beat?

Last Answer : Need answer

How many beats per minute does the heart have to beat in order for it to be considered cardiac arrhythmia?

Description : How many beats per minute does the heart have to beat in order for it to be considered cardiac arrhythmia?

Last Answer : If your heart beat is below 50 and above 100 you may have arrhythmia. To make sure you don't it would be wise to visit a doctor to determine if you actually do or don't.

In a healthy person average rate of heart beat in one minute is______

Description : In a healthy person average rate of heart beat in one minute is______

Last Answer : 72 times

An 18-year-old man shot once in the left chest has a blood pressure of 80/50 mm. Hg, a heart rate of 130 beats per minute, and distended neck veins. Immediate treatment might include: A. Administration of one liter of Ringer's lactate solution. B. Subxiphoid pericardiotomy. C. Needle decompression of the left chest in the second intercostal space. D. Emergency thoracotomy to cross-clamp the aorta.

Description : An 18-year-old man shot once in the left chest has a blood pressure of 80/50 mm. Hg, a heart rate of 130 beats per minute, and distended neck veins. Immediate treatment might include: A. ... of the left chest in the second intercostal space. D. Emergency thoracotomy to cross-clamp the aorta.

Last Answer : Answer: AC DISCUSSION: The finding of distended neck veins in conjunction with hypotension should suggest tension pneumothorax or pericardial tamponade. Absent ipsilateral breath sounds and a trachea ... injuries. There is no role for aortic cross-clamping in this scenario of cardiogenic shock

The heart rate in an adult person is – (1) 50-60 times per minute (2) 70-80 times per hour (3) 70-80 times per second (4) 70-80 times per minute

Description : The heart rate in an adult person is – (1) 50-60 times per minute (2) 70-80 times per hour (3) 70-80 times per second (4) 70-80 times per minute

Last Answer : (4) 70-80 times per minute Explanation: Heart rate refers to the speed of the heartbeat, specifically the number of heartbeats per unit of time. The heart rate is typically expressed as beats per minute ( ... heart rate ranges from 60- 100 bpm; however 70-80 bpm is treated as the normal in adults.

How many times does the heart beat approximately in a minute in humans? (1) 25 times (2) 30 times (3) 72 times (4) 96 times

Description : How many times does the heart beat approximately in a minute in humans? (1) 25 times (2) 30 times (3) 72 times (4) 96 times

Last Answer : (3) 72 times Explanation: The average heart rate for adult humans is about 70 to 75 beats per minute in a normal relaxed mode. The "normal" heart beat rate is taken to be "72 beats per minute".

The average heart beat rate per minute in a normal person is - (1) 82 (2) 92 (3) 72 (4) 98

Description : The average heart beat rate per minute in a normal person is - (1) 82 (2) 92 (3) 72 (4) 98

Last Answer : (3) 72 Explanation: The average heart rate for adult humans is about 70 to 75 beats per minute in a normal relaxed mode. While we tend to think of the "normal" heart beat rate as being "72 ... health risk. The "72 beats per minute" that we are familiar with is the normal average heart beat rate.

What is the approximate time required for a heart-beat? (1) 0.5 second (2) 0.8 second (3) 0.5 minute (4) 1.0 minute

Description : What is the approximate time required for a heart-beat? (1) 0.5 second (2) 0.8 second (3) 0.5 minute (4) 1.0 minute

Last Answer : (2) 0.8 second Explanation: The heart has an increasing rhythmic activity. It pumps blood by its contraction and relaxation. The contraction of the heart is called systole and the ... second. Ventricular Systole takes about 0.3 seconds. Ventricular systole is followed by ventricular diastole.

What would be the heart rate of a person if the cardiac output is 5 L, blood volume in the ventricles at the end of diastole is 100 mL and at the end of ventricular systole is 50 mL ? (a) 125 beats per minute (b) 50 beats per minute (c) 75 beats per minute (d) 100 beats per minute

Description : What would be the heart rate of a person if the cardiac output is 5 L, blood volume in the ventricles at the end of diastole is 100 mL and at the end of ventricular systole is 50 mL ? (a) 125 beats per minute (b) 50 beats per minute (c) 75 beats per minute (d) 100 beats per minute

Last Answer : (d) 100 beats per minute

Which of the following manifestations is often the earliest sign of malignant hyperthermia? a) Tachycardia (heart rate above 150 beats per minute) Tachycardia is often the earliest sign of malignant hyperthermia. b) Hypotension Hypotension is a later sign of malignant hyperthermia. c) Elevated temperature The rise in temperature is actually a late sign that develops rapidly. d) Oliguria Scant urinary output is a later sign of malignant hyperthermia.

Description : Which of the following manifestations is often the earliest sign of malignant hyperthermia? a) Tachycardia (heart rate above 150 beats per minute) Tachycardia is often the earliest sign of malignant ... develops rapidly. d) Oliguria Scant urinary output is a later sign of malignant hyperthermia.

Last Answer : a) Tachycardia (heart rate above 150 beats per minute) Tachycardia is often the earliest sign of malignant hyperthermia.

The heart rate in an adult person is (1) 50-60 times per minute (2) 70-80 times per hour (3) 70-80 times per second (4) 70-80 times per minute

Description : The heart rate in an adult person is (1) 50-60 times per minute (2) 70-80 times per hour (3) 70-80 times per second (4) 70-80 times per minute

Last Answer : 70-80 times per minute

How many times does the heart beat approximately in a minute in humans? (1) 25 times (2) 30 times (3) 72 times (4) 96 times

Description : How many times does the heart beat approximately in a minute in humans? (1) 25 times (2) 30 times (3) 72 times (4) 96 times

Last Answer : 72 times

The average heart beat rate per minute in a normal person is (1) 82 (2) 92 (3) 72 (4) 98

Description : The average heart beat rate per minute in a normal person is (1) 82 (2) 92 (3) 72 (4) 98

Last Answer : 72

What is the approximate time required for a heart-beat ? (1) 0.5 second (2) 0.8 second (3) 0.5 minute (4) 1.0 minute

Description : What is the approximate time required for a heart-beat ? (1) 0.5 second (2) 0.8 second (3) 0.5 minute (4) 1.0 minute

Last Answer : 0.8 second

At what age is the development of human intellect completed ?

Last Answer : The development of human intelligence is completed at the age of 24 years.