How Do Sensory Cells Communicate Different Types of Information to the Brain-Touch

question 38

Multiple Choice

How do sensory cells communicate different types of information to the brain-touch versus light for example?

• A)by firing action potentials at different frequencies in the same neuron
• B)by firing action potentials of varying amplitudes in the same neuron
• C)by using different neurons for different stimuli (e.g. ,light and touch)
• D)by using different kinds of electrical signals in the same neuron as the information is conveyed to the brain
• E)by using different kinds of receptor potentials in the same neuron

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Definitions:

Student T Distribution

A probability distribution that is used in hypothesis testing for small sample sizes or when the population standard deviation is unknown.

Expected Value

A statistical concept representing the average outcome one would expect to see from a probability distribution over many trials.

Exponential Distribution

A model used in statistics for describing the times between events in a process where events occur continuously and independently at a constant rate.

Proportion

A fraction or percentage that indicates the part of a whole represented by a certain count or quantity.