Exam 2: Neuroscience

Each neuron in the brain can potentially form a synapse with up to ____ other neuron(s).

Suppose you want to track which neurons in the brain are active at a given moment. Which technique would you use?

Jonna's immune system seems to be compromised. Her doctor has determined that the problem lies in her endocrine system. Which part of Jonna's endocrine system is most likely related to her poor immune system functioning?

Symptoms of multiple sclerosis include ____.

Motor-sensory cortex areas comprise about ____ of the cortex, and association cortex areas comprise about ____ of the cortex.

An action potential is a ____.

The structure in the brain that plays the biggest role in physiological motivation is the ____.

The sex hormones called estrogens are produced by the ____, while the sex hormones called androgens are produced by the ____.

A neuron's DNA exists within its ____.

Research presented in the textbook suggests that the hippocampus plays a role in which of the following?

Why is it important for potassium ions (K+) to move out of the axon once an action potential has been fired?

If you needed to explain to your friend what a synapse is, what would you say?

Dr. Hebda injects a large dose of the neurotransmitter glutamate into the brain of a living rat. What effect would this most likely have on the rat?

Describe the techniques that scientists use to image or study the brain.

The central nervous system includes the ____.