The organic compounds that function in building tissues and acting as enzymes are the ________
A) nucleic acids
B) carbohydrates
C) salts
D) lipids
E) proteins
E
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Each of the following is an example of dense connective tissue except
A) tendons. B) ligaments. C) dermis. D) areolar connective tissue. E) elastic tissue.
The ________ is the amount of heat required to raise the temperature of one cubic centimeter of water one degree on the Celsius scale.
specific heat meter boiling point calorie
Whether oxygen diffuses from the alveoli into the blood or not is dependent upon _______________.
A) the partial pressure of oxygen in the lungs and in the blood B) the partial pressure of oxygen in the lungs only C) the partial pressure of oxygen and carbon dioxide in the blood D) the partial pressure of all gases in the atmosphere and blood
Identify the FALSE statement.
A) Between nodes of Ranvier, signal conduction is decremental. B) The voltage-gated sodium and potassium channels begin to open during the depolarization. C) The amplitude of the action potential depends on the amplitude of the graded potential that precedes it. D) Under normal conditions, all action potentials in a given cell are identical.