What is a disk-shaped structure with especially adhesive glycoproteins around each cell that bind cells to one another?
A. tight junction
B. desmosomes
C. hemidesmosomes
D. gap junction
E. adhesion belt
B
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The following reaction occurs: HBr + NaOH ? NaBr + H2O. What is the product NaBr considered in this reaction?
A. A salt B. A solvent C. A protein D. A buffer
The portion of the uterus that projects into the vagina is called the
A) fundus. B) cervix. C) horn. D) body. E) isthmus.
As a result of respiratory alkalosis,
A) the kidneys conserve bicarbonate. B) the respiratory rate increases. C) the body retains less carbon dioxide. D) the tidal volume increases. E) the kidneys secrete fewer hydrogen ions.
If the ventral root of a spinal nerve were cut, the regions innervated by that spinal nerve would experience complete loss of
A. sensation. B. movement. C. sensation and movement. D. pain. E. None of these choices is correct.