Chemicals which are produced in the brain and facilitate communication between nerve cells are called ______________?

Related Mcqs:

1. Rais just came back from seeing a neurologist. Rais tells you that he will be having a test in which images of his brain will be recorded after radioactive chemicals have been injected into his chemicals have been injected into his bloodstream. However, Rais can’t remember the actual name of the test. it appears that his neurologist is planning:

   A. an electroencephalograph (EEG) recording
   B. a positron emission tomography (PET) scan
   C. a computerized tomography(CT) scan
   D. a magnetic resonance imaging (MRI) scan

2. The capacity of the brain area to take over the function of another damaged brain area is known as brain _______________?

   A. regeneration
   B. accommodation
   C. aphasia
   D. plasticity

3. The capacity of one brain area to take over the functions of another damaged brain area is known as brain:

   A. tomography
   B. hemispherectomy
   C. phrenology
   D. plasticity

4. Communication within a neuron is_______________, while communication between neurons is________________.

   A. chemical; electrical
   B. electrical; mechanical
   C. electrical; chemical
   D. mechanical; electrical

5. The nature of a nerve impulse is primarily a/an _____________ event; communication between neurons is primarily a/an_____________

   A. chemical; electrical
   B. acetylcholine, catecholamine
   C. dendrite; axon
   D. electrical; chemical

6. A family of chemicals produced in the body that resemble the opiates are the:

   A. biogenic amines
   B. acetylcholine
   C. endorphins
   D. serotonins

7. In the study on group communication and leadership, which communication styles would it be impossible to predict who would be seen as the group leader?

   A. the chain and wheel communications
   B. the y and circle communications
   C. the y and free communications
   D. the circle and free communications

8. The most obvious difference between the human brain and the brain of a carp would be in the:

   A. hypothalamus
   B. thalamus
   C. cerebellum
   D. cerebral cortex

9. A psychosis arising from an advanced stage of syphilis, in which the disease attacks brain cells, is called:

   A. Korsakoff syndrome
   B. delirium tremens
   C. schizotypical psychosis
   D. general paresis

10. Brain cells that analyze incoming sensory information into lines, angles, shading, and movement are called:

    A. Sight cells
    B. Second stage sensors
    C. Feature detectors
    D. Vision neurons