Exam 4: The Brain: Source of Mind and Self

The brain stem includes all of the following structures EXCEPT the:

One purpose of the myelin sheath is to prevent signals in adjacent cells from interfering with each other.

The ________ looks like a string of link sausages.

The brain stem's two main structures are the medulla and the pons.

Which of the following neurotransmitters affects neurons involved in learning, dreaming, and waking from sleep?

Which of the following neurotransmitters functions as the major inhibitory neurotransmitter in the brain?

Which of the following is NOT true?

When we are born, most of our synapses are not yet formed.

Neuroscientists have found that ________ can kill the new neurons that have been produced through neurogenesis.

Match these descriptions with the appropriate brain imaging or recording method. -A method of recording ultrafast changes in brain activity to determine the areas of the brain involved in a particular task.

What is the name for the insulation covering many neurons?

In Parkinson's disease a loss of cells that produce ________ is responsible for tremors and muscle rigidity.

Describe the electrical and chemical communication within and between neurons. In your essay, include an explanation of the differences in the conduction of nerve impulses in myelinated axons when compared to the conduction found in unmyelinated axons.

Match these descriptions with the appropriate brain structure. -A brain structure that regulates movement and balance and that is involved in the learning of certain kinds of simple responses.

Which of the following statements is true?

Raymond has Alzheimer's disease, which means that:

When you turn on a light in a darkened room, your somatic nervous system is active.

The ________ was once considered just a motor centre, but evidence has accumulated that it also plays a part in higher cognitive tasks, such as analyzing sensory information, solving problems, and understanding words.

Low levels of ________ are associated with severe depression.

Neurotransmitters exist only in the brain and spinal cord.