Which neurotransmitter is released at the autonomic ganglion by the preganglionic neuron in the diagram?
a) Norepinephrine
b) Acetylcholine
c) Epinephrine
d) Dopamine
e) Serotonin
b
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Functions of the digestive system include which of the following?
A) warming the body with heat released from the digestive organs as they process food B) ingestion of foods and liquids C) processing of food materials and liquids D) boosting expiratory efficiency by lifting the diaphragm via intestinal gas secretions E) both ingestion and processing of food materials and liquids
About ____ kilocalories of energy is liberated by consumption of three liters of oxygen
a. 4.8 b. 9.6 c. 14.4 d. 19.2 e. 24
The process of defecation eliminates
A) a bolus. B) chyme. C) feces. D) ascites. E) bile.
Each turn of the citric acid cycle directly produces ________ molecule(s) of ATP.
A. four B. two C. no D. one