Vital capacity is reduced by half between ages 25 and 80 because
A) lung tissue gradually loses its elasticity.
B) the lungs shrink as their cells die.
C) the blood absorbs more oxygen and gives off less carbon dioxide.
D) the rib cage can no longer expand as much.
A
Psychology
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Mia, age 3, is about to undergo a neurobiological exam. The doctor wishes to examine the functioning of Mia's cerebral cortex to measure blood flow and oxygen metabolism. The best method for the doctor to choose in Mia's case is probably
A) an electroencephalogram (EEG). B) functional magnetic resonance imaging (fMRI). C) positron emission tomography (PET). D) near-infrared spectroscopy (NIRS).
Psychology
The reliabilities of different forms of a test are not important in equating tests
Indicate whether the statement is true or false
Psychology