The first law of thermodynamics states that
A) the total amount of energy in the universe is variable.
B) natural processes move from order to disorder, or entropy.
C) what heats up must cool down.
D) there is no way a process can increase the amount of order.
E) energy can be neither created nor destroyed and thus must be accounted for.
E) energy can be neither created nor destroyed and thus must be accounted for.
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An organ that helps break down food but is not part of the tube through which the foodstuffs pass is referred to as a(n)
A. alimentary canal organ. B. chemically digesting organ. C. diffuse ingestive structure. D. accessory digestive organ. E. organ of mastication.
Absorption of many nutrients starts in the stomach.
Answer the following statement true (T) or false (F)
Which of the following are classified as "mechanoreceptors"?
A. Hair cells in the cochlea B. Taste buds on the tongue C. Hair cells in the olfactory mucosa D. Cone cells in the eye
If the parietal pleura is cut during surgery, the lung on the side of the cut will expand and the chest wall will be compressed.
Answer the following statement true (T) or false (F)