Neuroscience Mid

If a tumor is hitting the optic chiasm, which side of the vision will be affected?

• Both right and left temporal visual field

• Temporal field

• Nasal visual field

• Both right and left nasal visual field

Which of the following is not true for graded potential?

• Axons

• Few milliseconds to seconds

• Dendrites, cell body, sensory receptors

• Spatial and temporal summation

Which type of glial cells remove waste material, viruses, and fungi from the brain?

• Astrocytes

• Microglia

• Schwann cells

• Radial glia

What is the term for increasing the polarization or the difference between the electrical charge of two places?

• Repolarization

• Hyperpolarization

• Resting potential

• Depolarization

decreasing the polarization towards zero

• Repolarization

• Hyperpolarization

• Resting potential

• Depolarization

Potassium flow out of the cell, is less positive and eventually negative

• Repolarization

• Hyperpolarization

• Resting potential

• Depolarization

to the state of the neuron prior to the sending of a nerve impulse.

• Repolarization

• Hyperpolarization

• Resting potential

• Depolarization

Which type of explanation relates a behavior to the activity of the brain and other organs?

• Evolutionary explanation

• Physiological explanation

• Functional explanation

• Ontogenetic explanation

Which type of explanation examines a structure or a behavior in terms of evolutionary history?

• Evolutionary explanation

• Physiological explanation

• Functional explanation

• Ontogenetic explanation

Which type of explanation describes why a structure or behavior evolved as it did?

• Evolutionary explanation

• Physiological explanation

• Functional explanation

• Ontogenetic explanation