The difference in "sensation" and "perception" when referring to a stimulus lies in
a. the type of receptor stimulated.
b. understanding the significance of the stimulus.
c. the number of receptors that depolarize.
d. feeling exactly what is happening at the site.
e. responding to the stimulus.
B
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Oxygen (O2) makes up about 21% of the Earth's atmosphere. The graph below depicts changes in atmospheric O2 levels measured between the years 1990 and 2008
The data show that decreasing O2 levels is [caused by / correlated to] increasing CO2 levels in the atmosphere. What will be an ideal response?
In the U.S., many states passed laws against miscegenation, or marriage between individuals of different races. What
genetically based arguments would you use in support or opposition to such laws?
Phillip is breathing at approximately 40 ventilations per minute. What is the respiratory center indicating?
Select one: a. low oxygen concentration in the lungs b. high carbon dioxide concentration in the blood c. low oxygen concentration in the blood d. the firing of the intercostal nerves e. stretch receptors in the alveolar walls
Which bacterial genus feeds as a collective on other bacteria?
a. Vampirococcus b. Lysobacter c. Bdellovibrio d. Micavibrio