Besides proteins, which of the following is (are) a potent stimulator(s) of gastrin?
A) caffeine and small doses of alcohol
B) parasympathetic innervation
C) the sight and smell of food
D) chyme entering the duodenum
E) chyme entering the esophagus
A) caffeine and small doses of alcohol
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A serous membrane consists of a
A. layer of simple squamous epithelium and a thick layer of dense connective tissue. B. layer of simple squamous epithelium and a thick layer of cartilage. C. layer of simple squamous epithelium and a thin layer of areolar tissue. D. layer of pseudostratified epithelium and a thick layer of areolar tissue.
Which of the following nerves is a branch of both the cervical plexus and the brachial plexus?
A. Sciatic B. Splanchnic C. Axillary D. Phrenic E. Femoral
Neuropeptides that affect a neuron's response to other neurotransmitters are called ________.
Fill in the blank(s) with the appropriate word(s).
Smooth muscle contractions that propel materials and mix them with secretions in the digestive tract are controlled by output of the ________ nerve.
Fill in the blank(s) with the appropriate word(s).