Columnar cells lining the small intestine have a brush border of microvilli on the apical surface
Indicate whether the statement is true or false
TRUE
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Most sympathetic postganglionic fibers have cell bodies in a sympathetic ganglion ____________________
Fill in the blank(s) with correct word
When the ventricles contract, the bicuspid (mitral) valve prevents blood from flowing from the:
A) right ventricle to the right atrium B) left ventricle to the left atrium C) left atrium to the right atrium D) right atrium to the left atrium E) left ventricle to the right ventricle
The thymus gland secretes erythropoietin in response to low blood oxygen.
Answer the following statement true (T) or false (F)
Distension of the gastric wall leads to secretion of histamines from the lamina propria. This is an example of ________ response
A) neural B) local C) muscular D) hormonal E) antagonistic