What is the primary drawback of case studies?

How is the intensity of a stimulus communicated in the nervous system? 

While researchers used to believe that once you are an adult, the structures of your brain essentially do not change, current research shows plasticity in the brain. For example, in one experimental study, adults who practiced juggling three balls on a daily basis for many weeks experienced an increase of gray matter (i.e., neuron cell bodies) in parts of their brain. This is an example of: 

What research technique is crucial to drawing the conclusion that the independent variable caused the change in the dependent variable?

Which of these statements about the properties of neurons is TRUE?

The American Psychological Association specifies five “pillars” of the field of Psycology. These are:

In general, neural messages are received by the _____ and transmitted by the _____.

Selective serotonin reuptake inhibitors are a class of drugs used to treat depression. How do these drugs work? 

13. Which of the following classification of drugs blocks potassium (K+) channels? Examples include Amiodorone, Dofetilide and Sotolol:

12. The time in which the cell is completely incapable of responding to all stimuli, no matter how hard is referred to as?