The "fight-flight" response is enhanced by secretions
a. from the adrenal cortex.
b. known as epinephrine and norepinephrine.
c. stored in the pancreas.
d. from the kidneys.
e. known as acetylcholine.
B
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Homo sapiens first appeared during the
A. Tertiary period. B. Cretaceous period. C. Mesozoic era. D. Quaternary period. E. Permian period.
Smooth ER has several functions including regulating ___________ levels in muscle cells, breaking down _____________ in liver cells, making membrane lipids called __________, and producing steroid ____________, in the ovaries and testes.
Fill in the blank(s) with the appropriate word(s).
Enzymes are required to help digest the four large macromolecules found in the foods we eat. Which of the following is not a true representation of the enzymes that digest these macromolecules?
A) Polysaccharides are hydrolyzed by pancreatic amylase to maltose, which is then hydrolyzed by maltase to form monosaccharides. B) Polysaccharides are hydrolyzed by nucleases to maltose, which is then hydrolyzed by lipase to form monosaccharides. C) Polypeptides are hydrolyzed by trypsin to small polypeptides, which are then hydrolyzed by peptidases to form amino acids. D) Fat globules are hydrolyzed by bile salt fat droplets, which are then hydrolyzed by lipase to form fatty acids and glycerol.
Aspirin alleviates pain, inflammation, and fever by inhibiting prostaglandins
Indicate whether the statement is true or false