1. 1. Branching fibers extending out from the cell body to receive information from other neurons are called:
A) axons.
B) glial cells.
C) dendrites.
D) axon terminals.

2. 2. ___ wrap(s) many axons, insulating them and speeding their impulses.
A) Sodium ions
B) Myelin
C) Glial cells
D) Potassium ions

3. 3. Neurons that fall below the resting potential of -70 microvolts is said to be in what state?
A) action potential.
B) stimulus threshold.
C) refractory period
D) resting state

4. 4. After neurotransmitters are released into the synapse, many are reabsorbed through a process called:
A) synaptic transmission.
B) reuptake.
C) all-or-none.
D) reabsorption.

5. The neurotransmitter ___ is important in memory
The neurotransmitter ___ is important in memory. Depletion of it is found in those with Alzheimer’s
A) dopamine
B) GABA
C) serotonin
D) acetylcholine

6. 6. The device called a(n) ___ provides moment-by-moment images of the brain’s changing activity and is noninvasive.
A) EEG
B) PET scan
C) MRI
D) fMRI

7. 7. The ___ receives information from all the senses except smell.
A) hippocampus
B) amygdala
C) thalamus
D) angular gyrus

8. 8. The ____ is located at the back of the brain and is responsible for muscle coordination, posture and equilibrium.
A) corpus callosum
B) reticular formation
C) pons
D) cerebellum

9. 9. If someone wanted to REALLY lose weight or gain weight, they should implant electrodes into this area of the brain.
A) reticular formations
B) frontal lobe
C) hypothalamus
D) cerebellum

10. 10. Auditory information is received and processed in the:
A) somatosensory cortex.
B) temporal lobe.
C) parietal lobe.
D) frontal lobe.

11. A) use her left hand to point to a picture of a boy.
11. A picture of a dog is briefly flashed in the left visual field of a split-brain patient. At the same time a picture of a boy is flashed in the right visual field. In identifying what she saw, the patient would be most likely to
A) use her left hand to point to a picture of a boy.
B) verbally report that she saw a boy.
C) verbally report that she saw a dog.
D) use her left hand to point to a picture of a boy.

12. 12. The ability of one part of the brain to take over the function of another in case of injury is called:
A) plasticity.
B) neurogenesis.
C) brain reintegration.
D) neural net reformation.

13. 13. After Sam’s stroke, he had difficulty speaking, but could understand what others were saying to him. He likely had damage to:
A) Wernicke’s Area.
B) Broca’s Area.
C) his Thalamus.
D) his parietal lobe.

14. 14. After a sky-diving accident, Laurie was unable to make sense of other people’s speech. It is likely that her cortex was damaged in:
A) the sensory area.
B) Broca’s area.
C) the angular gyrus.
D) Wernicke’s area.

15. 15. In a recent car accident, Justin sustained damage to his right cerebral hemisphere. This injury is most likely to reduce his ability to:
A) tell an angry face from a happy one.
B) solve arithmetic problems.
C) speak clearly.
D) process information quickly.

16. 16. In order for you to experience the pain of being stuck with a pin, ___ must first relay messages from your ankle to your central nervous system.
A) the limbic system.
B) interneurons.
C) sensory neurons.
D) the reticular formation.

17. 17. When you’re stressed and your heart races, perspiration increases and pupils dilate, the ___ is activated.
A) somatic nervous system
B) parasympathetic branch
C) sympathetic branch
D) spinal reflex

18. 18. James touched a hot stove
18. James touched a hot stove. His hand immediately recoiled before he knew it was hot. The sequence of this reflex is:
A) sensory neurons, interneurons, motor neurons.
B) sensory neurons, motor neurons, interneurons.
C) interneurons, sensory neurons, motor neurons.
D) interneurons, motor neurons, sensory neurons.

19. 19. The ____ system is made up of glands which secret ___ into the bloodstream.
A) peripheral nervous; antagonists
B) sympathetic; neurotransmitters
C) autonomic; action potentials
D) endocrine; hormones

20. 20. Curare is a poison people use to paralyze animals when hunting
20. Curare is a poison people use to paralyze animals when hunting. It is therefore an ____ which inhibits the neurotransmitter ____.
A) antagonist; acetylcholine
B) agonist; dopamine
C) antagonist; serotonin
D) agonist; GABA

21. 21. This device is often used to diagnose seizure activity by recording electrical activity of the brain:
A) CAT scan.
B) EEG.
C) PET scan.
D) MRI.

22. 22. A person with a “split brain” had surgery to cut the:
A) frontal lobe.
B) corpus callosum.
C) sensory from the motor strip.
D) cerebellum from the cerebral cortex.

23. 23. Morphine or other like substances attach on to the receiving site of neurons and block the pain signals. Drugs that do this mimic these neurotransmitters, which the brain naturally produces naturally.
A) Ach
B) Endorphins
C) Dopamine
D) Serotonin

24. 24: Phineas Gage had extensive damage to his ____ of the brain, effecting his ____.
A) frontal lobe; personality
B) right hemisphere; speech
C) left temporal lobe; reasoning
D) cerebellum; coordination

25. 25. Stimulate this area in a cat, and it will either fear a mouse or become extremely aggressive.
A) hippocampus.
B) hypothalamus.
C) amygdala.
D) thalamus.