What principle causes the exchange of oxygen and carbon dioxide between the capillaries and the alveoli?
A. Diffusion
B. Absorption
C. Secretion
D. Active transport
E. Filtration
Answer: A
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Brain waves are recordings of activity in the
A. cerebellum. B. brainstem. C. medulla oblongata. D. cerebral cortex.
Using the figure below, identify the labeled part.
1) Label A: ______________________________
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3) Label C: ______________________________
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15) Label O: ______________________________
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27) Label AA: ______________________________
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31) Label EE: ______________________________
A theta wave is a type of ________
A. brain wave associated with critical thinking B. brain wave associated with sleep spindles C. low frequency, high amplitude brain wave D. low frequency, low amplitude brain wave
Which type of cell would have an abundance of peroxisomes?
A. White blood cell, a phagocyte B. Liver cells that detoxify hydrogen peroxide C. Cardiac muscle cells (require large amounts of ATP) D. Fibroblast (makes protein fibers) E. Mucus cell (secretes mucus)