The cell type typical of the lining of the conducting zone of the respiratory system is ____ epithelium.
a) pseudostratified ciliated columnar
b) simple columnar
c) stratified squamous
d) simple squamous
Answer: a) pseudostratified ciliated columnar
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Which of the following could result from an overly zealous exercise program?
A. Mononucleosis B. Polycythemia C. Leukopenia D. Leukocytosis E. Hypoplastic anemia
The spine consists of small bones called ____________________.?
Fill in the blank(s) with correct word
Which muscle(s) can contract without the need for nervous stimulation?
A. Skeletal, smooth and cardiac muscle B. Skeletal muscle only C. Smooth muscle only D. Cardiac muscle only E. Smooth and cardiac muscle
If the sinoatrial (SA) node is damaged, the heart will likely beat at ________ bpm
A) 0 to 10 B) 10 to 20 C) 20 to 40 D) 40 to 50 E) 70 to 80