When the neuron is at rest, what is primarily responsible for moving potassium ions OUT of the cell?
a. a concentration gradient
b. an electrical gradient
c. both a concentration gradient and an electrical gradient
d. the sodium-potassium pump
a
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When we sleep, our brain waves become identical to those emitted when we are conscious
Indicate whether the statement is true or false
Matthew has just taken a drug that acts very similarly to the body's own endorphins. This drug is most likely to be ____
a. ?alcohol b. ?opium c. ?LSD d. ?marijuana
Maryownsherownconsultingbusiness.Amongheremployeesare:Sue-thereceptionistand a singlemotherof three Joe-the web designerandmarketingmanager,single, has anMBA Alan-amarriedsalesman who makes few sales and cares for anelderlyparentCarla-anunmarriedsalespersonwho makes themajorityofthecompany'ssales. Assume that Mary agrees with Marxist theories. Which of the following would you expect?
A. Carla would be the highest-paid employee because of the business she brings in. B. Alan and Sue would be paid more than their work seems to deserve, due to their family needs. C. Mary would divide the company's profits equally among all employees. D. Mary would expect the government to tell her how to pay the employees.
Briefly describe the role of the locus coeruleus in arousal and attention.
What will be an ideal response?