The bulk movement of air into and out of the lungs is called ________.
A. evacuation
B. perspiration
C. respiration
D. ventilation
Answer: D
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Which of the following is the brown-black form of melanin?
A) eumelanin B) phycomelanin C) anthomelanin D) pheomelanin E) promelanin
Judy is 16 years old and collapses on the gym floor with severe pain in her chest wall. She is rushed by ambulance to the emergency room. Judy is diagnosed with pleurisy and is given an anti-inflammatory through the intravenous route. Explain why an anti-inflammatory would be prescribed for someone with pleurisy.
What will be an ideal response?
Glands, such as the thyroid, that secrete their products directly into the blood rather than through ducts are classified as ________
A) exocrine B) endocrine C) ceruminous D) sebaceous
Which of the following muscles would produce the greater tension?
A) a muscle with 20 motor units active B) a muscle with 10 motor units active