Excitable Tissues Quiz

What is the potential difference across the cell membrane during rest called?

• Action Potential

• Resting Membrane Potential

• Spread Of Nerve Impulse

• Neuromuscular Transmission

What is a stimulus?

• A type of muscle contraction

• A type of neurotransmitter

• A type of cell in the body

• A change in the environment surrounding the nerve

Which part of a neuron conducts impulses away from the cell body?

• Nucleus

• Axon

• Dendrites

• Cell body

What is the main cause of Resting Membrane Potential (RMP)?

• Selective Permeability Of The Cell Membrane

• Electrogenic Sodium-Potassium Pump

• Presence of Chloride Ions

• Presence of Calcium Ions

During which phase of the Action Potential does the membrane potential drop to zero and then increase with a reversal of polarity?

• Resting Phase

• Repolarization

• Depolarization

• Hyperpolarization

What is the law of action potential that states if the stimulus strength is increased above the value of the adequate stimulus, the action potential produced will have the same characteristics?

• All or non law of action potential

• Ohm's Law

• Newton's Third Law

• Boyle's Law

During which phase of the Action Potential can the membrane not respond to another stimulus regardless of its strength?

• Repolarization

• Depolarization

• Relative refractory period

• Absolute refractory period

What is the process by which an action potential is self-propagated along the cell membrane of the excitable tissue?

• Continuous conduction

• Saltatory conduction

• Propagation of Action Potential

• Nerve Transmission

In which type of nerve fibers does action potential spread as a wave of depolarization?

• Unmyelinated nerve fibers

• Motor nerve fibers

• Myelinated nerve fibers

• Sensory nerve fibers

What is the process of the membrane potential moving towards the resting value during the Action Potential?

• Depolarization

• Repolarization

• Hyperpolarization

• After hyperpolarization