What are the two ways of bicarbonate reabsorption in the proximal tubule?
What will be an ideal response?
1. convert HCO3- into carbon dioxide, then back into HCO3-
2. through the metabolism of glutamine
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The abnormal condition of air in the pleural cavity is known as:
a. pleurisy b. lung cancer c. pneumothorax d. pulmonary edema e. congestive failure
Answer the following statements true (T) or false (F)
1. The lungs are covered by the parietal pleura. 2. The interior walls of the thoracic cavity are covered by the visceral pleura. 3. The exchange of gases between the air in the alveoli and the blood is called external respiration. 4. A lung problem would most directly affect external respiration. A heart attack that drastically reduced stroke volume would most directly affect internal respiration. 5. Cellular respiration refers to the exchange of gases between the cells and the blood.
What are the four most common chemical elements in the human body?
a. water, salt, protein, and fat b. iron, carbon, oxygen, and potassium c. blood, muscle, fat, and bone d. collagen, glucosamine, chondroitin, and cartilage e. oxygen, carbon, hydrogen, and nitrogen
Match the secretion with the correct cell type.A. Endocrine cellsB. HepatocyteC. Parietal cellsD. Acinar cellsE. Goblet cellsHydrochloric acid
Fill in the blank(s) with the appropriate word(s).