Blood Flow and Biophysics Quiz

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Questions and Answers

What is the percentage of water in the body?

Around 20%
Around 60% (correct)
Around 40%
Around 80%

What does the Poiseuille-Hagen Formula define?

Oxygen saturation in blood
Heart rate variability
Blood pressure regulation
Resistance to blood flow (correct)

What does the Laplace's law describe?

Formation of blood clots
Rate of blood flow through capillaries
Relationship between pressure, radius, and wall tension in blood vessels (correct)
Effect of exercise on blood viscosity

What is the difference between laminar and turbulent flow?

Laminar flow is smooth and orderly, while turbulent flow is chaotic and irregular (C) Signup and view all the answers

What does the distribution of total body fluids affect?

Blood flow (D) Signup and view all the answers

What is the percentage of water in the body?

Around 60% (A) Signup and view all the answers

Which formula is used to define Poiseuille-Hagen Formula?

$Q = rac{ riangle P imes ext{r}^{2} imes ext{π}}{8 imes ext{η} imes ext{L}}$ (C) Signup and view all the answers

What is the difference between laminar and turbulent flow?

Turbulent flow is characterized by irregular fluctuations in velocity and pressure, while laminar flow is smooth and orderly. (B) Signup and view all the answers