All of the cell types in the body combine to form ________ primary tissue types. (Note: Be sure to spell out your answer).
What will be an ideal response?
four
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Boyle's law states that the pressure of a gas is
A) inversely proportional to the volume of its container. B) always higher in the atmosphere than in the lungs. C) directly proportional to temperature. D) inversely proportional to temperature. E) directly proportional to the volume of its container.
Airflow is ________ related to the pressure gradient and __________ related to resistance
A. directly; directly B. directly; inversely C. inversely; inversely D. inversely; directly
Most inspired particles such as dust fail to reach the lungs because of the ________
A) action of the epiglottis B) ciliated mucous lining in the nose C) porous structure of turbinate bones D) abundant blood supply to nasal mucosa
The T wave on an ECG tracing represents
A) atrial depolarization. B) atrial repolarization. C) ventricular depolarization. D) ventricular repolarization. E) ventricular contraction.