Author: Anonymous

Osmosis is diffusion of water from one side of a selectively permeable membrane to the other  

Which term best describes receptors that detect stimuli from the external environment?

The somatic nervous system can both excite and inhibit effectors.

Which term best describes receptors that detect stimuli from the external environment?

The somatic nervous system can both excite and inhibit effectors.

Where is the greatest concentration of cones located?

Greater majority of epidermal cells are ______________________  

The structure that functions as a diaphragm to control pupil size is the

Lower motor neurons innervate limb muscles for skilled movements of _____________

Olfactory receptor cells are ________ structure: a single dendrite and unmyelinated axon