Which change has the strongest effect on blood flow

Assignment Help Physics
Reference no: EM13277051

While exercising, the following physiological changes occur for a certain person. His systolic pressure increases by 46 %. His blood vessels dilate, causing the average diameter to increase by 34 %. The viscosity of his blood decreases by 5.1 % due to increased body temperature.

A/ By what factor does blood flow increase as a result of these changes?

B/ Which change has the strongest effect on blood flow?

1. Pressure

2. Dilation

3. Viscosity

Reference no: EM13277051

Questions Cloud

Find how long will the cassette operate at normal power : The four alkaline battery cells store a total of 200watt-seconds of energy. If the cassette player is drawing a constant 10mA from the battery pack, how long will the cassette operate at normal power
Explain steam distillation at a boiling temperature : Calculate the following for an oil (MW=169g/mol) that distills during steam distillation at a boiling temperature of 98°C at 1atm of pressure. A) The mass of the oil that codistills with each one gram of water at 98°C
What is the rms value of the fundamental show its frequency : Measurments taken of a square-wave signal using a frequency-selective voltmeter(called a spectrum analyzer) show its spectrum to contain adjacent components(spectral lines) at 98KHz and 126 KHz of amplitudes 63 mV and 49 mV
What is the magnetic energy density of the wave : The magnetic field component of the electromagnetic wave is 15.0 microT. What is the magnetic energy density of the wave
Which change has the strongest effect on blood flow : While exercising, the following physiological changes occur for a certain person. His systolic pressure increases by 46 %. Which change has the strongest effect on blood flow
Design a creativity training program : Consider this: You have just been given an assignment within your company to design a creativity training program. Describe the elements you would include in the program and explain the rationale of each one.
Explain how many moles of naoh must be added to a solution : How many moles of NaOH must be added to 1.0 L of 1.2 M HC2H3O2 to produce a solution buffered at each pH. a) pH=3.87 b) pH=5.24
How can burden of proof in a criminal case be best described : Which of the following is responsible for managing the state owned mineral rights and state owned lands?  Which of the following parts of the executive branch regulates various areas of business and industry in Texas? How can the burden of proof in a..
Calculate the decrease in pressure along this artery : The heart requires a continuous flow of blood maintain normal function. The average length of the mid left anterior descending coronary artery is 11 cm, Calculate the decrease in pressure along this artery

Reviews

Write a Review

Physics Questions & Answers

  What inductance is in series with the capacitor

An LC circuit with a 4.90 pF capacitor oscillates in such a manner as to radiate at a wavelength of 3.50 m. What inductance is in series with the capacitor

  How fast must the shuttle be moving

The space shuttle releases a satellite into a circular orbit 700 km above the Earth, How fast must the shuttle be moving (relative to Earth's center) when the release occurs

  Find the velocity of each ball as it strikes the ground

Two students are on a balcony a distance h above the street. One student throws a ball vertically downward at a speed vi; at the same time, the other student throws a ball vertically upward at the same speed. Answer the following symbolically in t..

  At which energy is transferred by heat through the glass

On a certain amusement park ride, passengers are seated in a horizontal circle of radius 7.5m. the seats begin to rotate from rest and are uniformly accelerated for 21 seconds to a most rotational speeds of 1.4 rad/s.

  How far would light have travelled in a vacuum

A flat sheet of crown glass has a thickness of 2.3 cm. It is on top of a flat sheet of crystalline quartz that has a thickness of 3.6 cm. Light strikes the crown glass perpendicularly.

  Find the moment of inertia of the plate

Find the moment of inertia of the plate for an axis that lies in the plane of the plate, passes through the center of the plate, and is perpendicular to the axis in part A

  Find amplitude to drop to half its initial value

How long does it take for amplitude to drop to half its initial value . How long does it take for mechanical energy to drop to half its initial value.

  What is its vertical displacement during this time

What is the acceleration of two falling sky divers (mass 112.0 kg including parachute) while the upward force of air resistance is equal to one-fourth of their weight.

  Find the tension in the left string right

A meterstick (L = 1 m) has a mass of m = 0.133 kg. Initially it hangs from two short strings: one at the 25 cm mark and one at the 75 cm mark. find the tension in the left string right

  Find the rotational frequency of the wheel

Find the rotational frequency of the wheel.

  What is the period and frequency of the oscillation

A mass of 125g is suspended from a spring of a spring constant of 38N/m. When this mass is pulled down 3mm and set in oscillation, what is the period and frequency of the oscillation? How different would be both, the period and frequency, if the m..

  Explain how fast is he moving on path when he releases rope

Suppose he enters the water at a speed of 16.0 m/s via path 1. Explain how fast is he moving on path 2 when he releases the rope at a height of 4.00 m above the water? Ignore the effects of air resistance.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd