Answer the following statements true (T) or false (F)
1. If nonessential amino acids are missing from the diet, essential amino acids can be substituted in the protein.
2. The end products of catabolism are larger and more complex than the starting substances.
3. The two blood clotting proteins, fibrinogen and albumin, are both made in the liver.
4. The liver assists in mechanical digestion, but not in chemical digestion.
5. Thermoregulation is the function of the hypothalamus.
1. FALSE
2. FALSE
3. FALSE
4. TRUE
5. TRUE
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The layer of the digestive system that consists of connective tissue, blood vessels, and nerve endings is the ________
Fill in the blank(s) with correct word
Large, fixed phagocytes in the lining of the hepatic sinusoids are ________ cells.
Fill in the blank(s) with the appropriate word(s).
Josie is in her last weeks of pregnancy. During a routine check-up, she asks why she is suddenly experiencing swollen feet when she wears knee -high stockings (with a tight elastic band just below the knee). She is confused because an elderly relative wears support stockings to prevent swollen feet, an apparent contradiction. Speculate on a logical explanation for her swelling feet and the
difference between support hose and knee -high stockings. What will be an ideal response?
The fluid-mosaic model of the plasma membrane suggests that
A. phospholipids form a single lipid layer in the center of the membrane. B. proteins form a "liquid" sea in the membrane. C. cholesterol forms the outermost layer of the membrane. D. the membrane is neither rigid nor static in structure. E. proteins are not a part of the membrane.