15 Questions
What is the potential difference that exactly balances the tendency for diffusion down a concentration difference?
Equilibrium potential
What is the potential difference generated across a membrane due to a concentration difference of an ion?
Diffusion potential
When can a diffusion potential be generated across a membrane?
When the membrane is permeable to the ion
At electrochemical equilibrium, what happens to the chemical and electrical driving forces acting on an ion?
They become equal and opposite
In the example of Na+ equilibrium potential, what ion is the membrane permeable to?
Only Na+
What is the definition of obesity?
Accumulation of excessive amount of fat in storage areas of the body.
What BMI range is considered as overweight?
BMI of 25-29.9
What type of obesity occurs in children due to excessive energy intake?
Hyperplastic type
At what percentage of fat is obesity said to be present in females?
35%
In which type of obesity is there an increase in the size of the adipocytes?
Hypertrophic type
What is the defining characteristic of the hyperplastic type of obesity?
Increased number of adipocytes
In which type of obesity does the size of adipocytes increase?
Hypertrophic type
What BMI range is considered as overweight?
25-29.9
What is the main factor determining the size of the body's energy stores?
Energy homeostasis
At what fat percentage is obesity said to be present in females?
35%
Test your knowledge of membrane potentials with this quiz. Explore topics such as resting membrane potential, action potentials, and diffusion potential. Ideal for those studying physiology or neuroscience.
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