A squid axon is large enough to be visible to the naked eye, while a human axon can only be viewed with a microscope. Compared with an action potential for a human axon, the size of an action potential for a squid axon will be
A) the same.
B) smaller.
C) larger.
D) smaller or larger depending on the length of the axon.

Question

A squid axon is large enough to be visible to the naked eye, while a human axon can only be viewed with a microscope. Compared with an action potential for a human axon, the size of an action potential for a squid axon will be
A) the same.
B) smaller.
C) larger.
D) smaller or larger depending on the length of the axon.

Quizplus · Accepted Answer

The size (amplitude) of an action potential is consistent across different types of neurons, including those of humans and squids, due to the all-or-none principle governing action potentials.

A Squid Axon Is Large Enough to Be Visible to the Naked