The parasympathetic division arises from the __________ regions of the spinal cord.
A. brain, thoracic, and lumbar
B. brain, sacral, and coccygeal
C. brain, lumbar, sacral, and coccygeal
D. sacral and lumbar
E. brain and sacral
E. brain and sacral
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Intracellular fluids have high concentrations of
A) potassium and phosphate ions. B) sodium and phosphate ions. C) chloride and potassium ions. D) sodium and chloride ions.
Which of the following is the proper sequence by which proteins are digested by different enzymes?
A. Pepsin, trypsin, dipeptidase, carboxypeptidase B. Pepsin, trypsin, carboxypeptidase, dipeptidase C. Dipeptidase, carboxypeptidase, pepsin, trypsin D. Trypsin, pepsin, carboxypeptidase, dipeptidase E. Trypsin, pepsin, dipeptidase, carboxypeptidase
The T-tubules and sarcoplasmic reticulum are unique to muscle fibers.
Answer the following statement true (T) or false (F)
What is a muscle that provides the major force for producing a specific movement called?
A) a synergist B) an agonist C) an antagonist D) a fixator