49.  Ion channels in a nerve cell membrane that respond to a chemical stimulus (such as a neurotransmitter molecule) are:

45.  Bell’s palsy involves:

68.  Which of the below structures attaches to the oval window?

54.  Accumulations of cell bodies in the CNS are called:

9.  The type of reaction responsible for building chains of most polymers of biological molecules is the: .  

15.  A tissue membrane that forms a lining of structures that have communication to the outside, but are not directly exposed to the outside describes:

11.  The combination of dirt & water in our lab experiment represented:

77.  What bone articulates with the bone marking indicated by the arrow?      

5.  A substance with a pH of 5 has:

Doubling all the coefficients in the equation for the cell reaction …