Which of the following nutrients must be digested in order to be absorbed?
A. Vitamins
B. Minerals
C. Cholesterol
D. Water
E. Proteins
Answer: E
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A patient has been experiencing prolonged vomiting. Since she has lost many hydrogen ions, you predict her acid-base imbalance to be:
A) respiratory acidosis. B) respiratory alkalosis. C) metabolic acidosis. D) metabolic alkalosis.
The brain never sends signals through the spinal cord to keep reflexes controlled
Indicate whether the statement is true or false
Fibronectin is a protein that helps hold cells in position within tissues
Indicate whether the statement is true or false
Answer the following statements true (T) or false (F)
1. A differential white blood cell count gives the proportions of each type of white blood cell in the blood. 2. Eosinophils help protect against infections caused by certain parasites. 3. Basophils secrete the chemical histamine during inflammatory reactions. 4. Macrophages are specialized neutrophils that increase their size after migrating out of the bloodstream.