What is the average power output of the heart

Assignment Help Physics

Reference no: EM13537239

A healthy heart pumps about 70 ml of blood in one heart beat. The average pressure exerted is about 100 mm-Hg and there are 70 heartbeats in a minute.

(a) What is the average power output of the heart?

(b) Typical granulated sugar carries nutritional energy of about 387 kcal (1619 kJ) per 100 g. How much sugar does one have to consume per day to supply the energy for pumping blood?

Reference no: EM13537239

Questions Cloud

Magnetic resonance imaging needs a magnetic field strength : Magnetic resonance imaging needs a magnetic field strength of 1.5 T. The solenoid is 1.8 m long and 75 cm in diameter. It is tightly wound with a single layer of 1.70-mm-diameter superconducting wire.

What is the change in the primary current : During a 75-ms interval, a change in the current in a primary coil occurs. This change leads to the appearance of a 6.3-mA current in a nearby secondary coil. What is the change in the primary current

Define the balanced net ionic equation of agno3 and nai : When agueous solutios of AgNO3 and NaI are mixed,AgI precipitates. What is the balanced net ionic equation

Calculate the distance between the impact points : A mass spectrometer is used to examine the isotopes of uranium. What is the distance between the impact points

What is the average power output of the heart : A healthy heart pumps about 70 ml of blood in one heart beat. The average pressure exerted is about 100 mm-Hg and there are 70 heartbeats in a minute.

Define what is the volume of the container : To measure the volume of an irregularly shaped container filled with water, 1.00 ml of 2.00 M potassium chloride solution is added. After stirring, a 5.00 ml sample was found to contain 2.54x 10^-2 mg of potassium ion. What is the volume of the co..

Compute the area of the first surface : Two flat surfaces are exposed to a uniform, horizontal magnetic field of magnitude 0.38 T. Determine the area of the first surface

Pressure and volume of a monatomic ideal gas : Is it possible for both the pressure and volume of a monatomic ideal gas to change without causing the internal energy of the gas to change?

Explain the average molar concentration of gold in seawater : About 6 x 10^9 g of gold is thought to be dissolved in the oceans of the world. If the total volume of the oceans is 1.5 x 10^21 L, What is the average molar concentration of gold in seawater

User Account

All Pages