To view objects far away, the ciliary muscle ___________, making the suspensory ligaments __________, resulting in a ___________ lens.

Which structure in the ear connects directly to the pharynx (throat)?

In the action potential conduction mechanism, when one patch of the axon membrane has an action potential, what triggers the next patch of membrane to reach threshold voltage and have an action potential?

Which of the following apply to a NON-SENSITIVE area of the body?

After rhodopsin absorbs light, what is the next step in the phototransduction pathway?

A deep groove between gyri is a  ______________, while a shallow depression is a  ______________

If I was trying to figure out if a constant stimulus was being ignored by adaptation or habituation, how could I do it?

In the synapse mechanism, depolarization of the axon terminal triggers opening of Ca2+ voltage gated channel proteins. Ca2+ ions then diffuse ________ the cell.

In a basic reflex pathway, the input signals are typically __________ neurons and the output signals are typically ______________ neurons.

During the relative refractory period, why is that patch of membrane able to have another action potential if a big enough stimulus came along?