How do stress and emotional factors suppress immunological responses?
a) through hormonal changes
b) by increasing endorphin levels
c) by decreasing neuronal activity
d) through damage to the cell walls
a
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The ego experiences when the id urges to seek impulsive gratification or when the superego imposes shame and guilt
a. anxiety b. depression c. desire d. withdrawal
Linda has been told that her irritable bowel syndrome is related to the fact that stress
a. has very little effect on immune activity. b. can lead to the destruction of lymphocytes. c. is related to increased levels of immune activity. d. is related to decreased levels of immune activity.
The sensory register can hold sensory images indefinitely, as long as we continue to rehearse the information
Indicate whether this statement is true or false.
When a section of a neuron is stimulated by neighboring neurons, the cell membrane becomes __________ to sodium ions
a. positive c. polarized b. permeable d. impermeable