Nitrogen (atomic number =7) tends to _______ electrons to become stable.  

______________ is the chemical reaction that combines several hundred amino acids into one protein molecule.

Refer to the diagram above (FIG.23). The spot labeled “7” is called ______. This is the area where _____ photoreceptor cells are found.

Refer to the diagram above (FIG.17). ___________ is a unipolar neuron by shape. It is a common _____ neuron by function.

Reorder the following sequence to provide the correct order of image formation on the retina. 1. Refraction of cornea (refraction: bending of light as medium changes)2. Constriction of pupil through iris (regulate entering light)3. Images are focused on the retina4. Accommodation of lens (adjust focus for near/distance object)5. Optic nerves send image to brain to be translated

Refer to the diagram above (FIG.22). Which is “A” division of the nervous system that uses “two motor neurons” to connect to the effector?

A patient was severely dehydrated, losing a large amount of fluid. The patient was given intravenous fluids of normal saline. Because normal saline is ________ to your blood cells. The content of normal saline is about  __________ NaCl.

Refer to the diagram above (FIG.20). Sensory neurons can be found in the structure ______.

The smallest unit of matter that retains the properties and characteristics of an element is a (an) _____________. 

_________ covers body surfaces, lines hollow organs, body cavities, and ducts.