What structure is shown in the image below?

These are hollow spaces in the brain that cerebrospinal fluid flows through to nourish brain tissue. 

Describe two functions of the spinal cord.

Match the function to the part of the brain that controls it. 

List the two structures that make up the central nervous system.

Damage to a somatic motor nerve due to trauma would:

Order the layers of the epidermis from superficial (top) to deep (bottom)

Patinets with Alzheimer’s Disease experience changes to their personality, sometimes leading to inappropriate behavior in public. Based on your knowlegde of the brain, what part is being damaged as a part of Alzheimer’s Disease?

Match the type of neuron to the structure that it supplies. 

Which of the following best explains the role of calcium (Ca2+) at the synapse.