The sympathetic division of the ANS has
A. norepinephrine as a transmitter substance.
B. short preganglionic axons.
C. long postganglionic axons.
D. preganglionic neuron cell bodies in the T1?L2 regions of the spinal cord.
E. All of the choices are correct.
Answer: E
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A Davenport diagram describes the relationship between all of the following factors, EXCEPT
A) CO2 concentration. B) Proton concentration. C) Bicarbonate concentration. D) PCO2.
Explain the two forms of down-regulation.
What will be an ideal response?
Which term describes a cell with a full complement of chromosomes (2n)?
a. metaploid b. haploid c. diploid d. triploid
Which is avascular (lacks blood vessels)?
A. Nervous tissue B. Muscle tissue C. Connective tissue D. Epithelial tissue E. All of the choices are correct.