As airways become smaller, ________
A) the amount of cartilage decreases, the amount of smooth muscle increases, and the type of epithelium does not change
B) the amount of cartilage increases, the amount of smooth muscle decreases, and the type of epithelium changes
C) the amount of cartilage decreases, the amount of smooth muscle increases, and the type of epithelium changes
D) the amount of cartilage increases, the amount of smooth muscle increases, and the type of epithelium changes
C
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Using the maintaining of a constant temperature in a building as an example of a feedback loop, the furnace would be an example of a(n):
a. sensor b. control center c. effector d. positive feedback loop
Compared to skeletal muscle, cardiac muscle has which of the following?
A. A more extensive sarcoplasmic reticulum B. Numerous nuclei per cell C. More mitochondria D. Longer fibers E. Fewer junctions between cells
If bile secretion was inhibited, which of the following would be affected?
A. Protein digestion B. Starch digestion C. Fat digestion D. Glucose absorption E. Cholesterol production
During sun exposure the skin is responsible for the synthesis of Vitamin ________________________________________, which is essential in calcium control
Fill in the blank(s) with correct word