Blood contains NaCl, protein, and cells. The NaCl is in a(n) ________, the protein is in a(n) ________, and the cells are in a ________
A) solvent; emulsion; colloid
B) colloid; suspension; solution
C) suspension; colloid; solution
D) solution; colloid; suspension
E) emulsion; solution; suspension
D
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The most widespread epithelium in the body is __________ __________ epithelium.
Fill in the blank(s) with the appropriate word(s).
The glenohumeral joint is formed by articulation of the
a) humerus, radius and ulna. b) humerus and radius. c) humerus and clavicle. d) humerus and ulna. e) humerus and scapula.
Once an SA nodal cell reaches threshold, the depolarization phase occurs during which
A. potassium moves out through fast voltage-gated channels. B. potassium comes in through fast voltage-gated channels. C. calcium comes in through fast voltage-gated channels. D. calcium moves out through slow voltage-gated channels. E. sodium moves out through slow voltage-gated channels.
Which type of muscle tissue is autorhythmic?
A. Smooth muscle B. Skeletal muscle C. Both cardiac and smooth muscle are correct. D. Cardiac muscle E. Both skeletal and cardiac muscle are correct.