Most _______ are secreted into the extracellular fluid from endocrine glands or tissues
a. neurotransmitters
b. neuropeptides
c. modulators
d. hormones
e. pheromones
Answer: d. hormones
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Independent variable is to dependent variable as _____ is to _____
a. manipulate; measure b. measure; manipulate c. controlled; uncontrolled d. uncontrolled; controlled
Lucas had a stroke that was confined to the right side of his brain. Based on the results from studies investigating hemispheric lateralization, you should predict that Lucas will have the most problems with:
a. tasks that require spatial skills, such as fitting together puzzle pieces b. language and communication c. his fine motor coordination d. tasks that require mathematics and logical reasoning skills
Neurons that carry information from the senses to the brain and spinal cord are called ___________
a) motor neurons b) interneurons c) sensory neurons d) reflexes
The calculation of the degrees of freedom for the within groups variance uses which of the following?
a. the number of subjects per group and the number of groups b. the number of subjects per group and the total number of subjects c. the total number of subjects and the number of groups d. all of these