During the alarm stage of the general adaptation syndrome,
a. the central and somatic systems are activated.
b. synaptic activity and the somatic nervous system activate to send messages from the CNS to muscles.
c. the sympathetic nervous system is activated and adrenal glands release hormones.
d. neurotransmitter levels and the central nervous system are activated.
e. the neurons in the autonomic nervous system revers their resting and active polarity.
c. the sympathetic nervous system is activated and adrenal glands release hormones.
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Joan, a neuroscience graduate student, is asked by her laboratory mentor to study the communication of two neurons grown in a petri dish. She is asked to stimulate an action potential in the first neuron, which will send a depolarizing stimulus to the second, “receiving” neuron. However, her mentor would also like her to block the receiving neuron from generating an action potential. How can
Joan accomplish this? a. She must cause the depolarization current in the receiving neuron to drift to the junction where the cell body and the axon meet. b. She must block the process of summation in the receiving neuron. c. She must cause the first neuron to release excitatory neurotransmitters. d. She must remove the myelin from the receiving neuron.
The ____ releases epinephrine in the fight-flight response.
A. liver B. hypothalamus C. pituitary D. adrenal medulla
According to Holmes, which of the following statements is TRUE?
a. Unpleasant life experiences increase susceptibility to disease, whereas pleasant experiences lower it. b. Any major life change requires adjustment and increases the susceptibility to accidents and illness. c. A score of 150-200 LCUs in a two year period puts one in a major life crisis. d. Improvements in life conditions are more costly than declines.
The response to a TAT picture of a person sitting on the floor with head resting on the couch could be interpreted as, "a tired student who has so much homework they don't know what to do first," or "a tired student who just completed a research paper and is thinking one day they will be a famous author.". Which interpretation shows a higher level of achievement motivation?
a. first interpretation c. neither; they are equal b. second interpretation d. It is impossible to decipher.