Marine sharks and rays
a. are ureosmotic conformers.
b. are hyper-ionic osmoconformers.
c. have ICF and ECF with equal or slightly higher osmotic pressure than the sea water.
d. two of these.
e. all of these.
D
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Which of the following is NOT a characteristic of the large intestine?
A) It does not have villi. B) It is longer than the small intestine. C) It has bands of muscle called the teniae coli. D) It has haustra.
Red blood cells placed in 5% sodium chloride solution will ________
A) lose water and undergo hemolysis B) lose water and undergo crenation C) gain water and undergo hemolysis D) gain water and undergo crenation
If the ET tube has been positioned properly in the trachea:
A) breath sounds should be somewhat louder on the right side and the epigastrium should be silent. B) you should not see vapor mist in the ET tube during exhalation when ventilating with a bag-mask. C) breath sounds should be loud at the apices of the lungs but somewhat diminished at the bases. D) the bag-mask device should be easy to compress and you should see corresponding chest expansion.
A person has severe damage or disease in the upper area of their right lung. Surgery is necessary. The doctor would need to remove
A. the entire right lung. B. the superior lobe of the right lung. C. the apical bronchopulmonary segment of the right lung. D. only the damaged area of the apical bronchopulmonary segment. E. the apical, anterior, and posterior segments of the superior lobe.