Which of the following is a term for tartar?
a. plaque c. gingiva
b. calculus d. abscess
B
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Choose the correct description for the preceding image
A) The cell is in a hypotonic saline solution. B) Osmotic flow does not occur across the plasma membrane of the cell. C) As the current condition of the cell continues, its plasma membrane may rupture or lyse. D) The cell is in equilibrium with the solution in that as one water molecule moves out of the cell, another moves in to replace it. E) As water moves out of the cell, crenation occurs.
Well-ventilated alveoli usually receive more blood flow than more poorly-ventilated alveoli
Indicate whether the statement is true or false
The functional unit of a skeletal muscle fiber is the
A) Sarcolemma. B) Sarcomere. C) Sarcoplasmic reticulum. D) Myofibril. E) Myofilament
What extraembryonic membrane allows for the symmetrical development of the embryo?
A) Amnion B) Allantois C) Chorion D) Yolk sac