Which is the normal pH range of urine in humans?
a) 8.1 - 10.6
b) 4.6 - 8.0
c) 1.0 - 3.0
d) 3.1 - 4.0
e) 10.0 - 12.0
b
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The only direct connection between the pectoral girdle and the axial skeleton is where the
A) clavicle articulates with the humerus. B) clavicle articulates with the manubrium of the sternum. C) coxal bones articulate with the femur. D) vertebral column articulates with the sacrum. E) clavicle articulates with the xiphoid process.
All the choices below are examples of glial cells, but which one is NOT associated with the central nervous system?
A) Microglia B) Astrocytes C) Schwann cells D) Oligodendrocytes
Arteries carry blood toward the heart, while veins carry blood away from the heart
Indicate whether this statement is true or false.
According to Ohm's law, current is
A. directly related to voltage and inversely related to resistance. B. directly related to both voltage and resistance. C. indirectly related to voltage and directly related to resistance. D. inversely related to both voltage and resistance.