Examlex
When measuring the Hall voltage, what happens to the reading when the current is increased 20%?
All-or-none Law
The principle that the strength of a response of a nerve or muscle fiber is not dependent on the strength of the stimulus; if a stimulus is above a certain threshold, a nerve or muscle fiber will fire.
Action Potential
A brief electrical charge that travels down an axon, generating a nerve impulse as a response to a stimulus.
Stimulus
Any occurrence or circumstance that prompts a reaction from a living being.
Acetylcholine
A neurotransmitter in both the peripheral nervous system (PNS) and central nervous system (CNS) in many organisms including humans.
Q7: A simple magnifier of refractive power 15.0
Q11: The loss of accommodation that comes with
Q14: What electric field has the same energy
Q23: How long does it take for a
Q27: The current in an RLC circuit when
Q38: A conducting sphere of radius 20 cm
Q47: One wire, lying on the x-axis, carries
Q55: A ray of light enters an equilateral
Q75: What is the smallest possible value for
Q80: A conducting sphere of radius 20 cm