Helmholtz's Study of Nerves in the Frog Showed That

question 22

Multiple Choice

Helmholtz's study of nerves in the frog showed that

• A)there was specificity in sensory nerves
• B)there was specificity in motor nerves
• C)nerves conducted on an all or none basis
• D)the speed of neural transmission was measureable

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Definitions:

Cortex

The outermost layer of the brain, known for its role in important functions including thought, memory, consciousness, and language.

White Matter

Brain tissue comprising mainly of myelinated nerve fibers, which connect different parts of grey matter to each other.

Nerve Fibers

Long, threadlike extensions of neurons that transmit electrical impulses away from the neuron's cell body, facilitating communication within the nervous system.