The spleen is an organ in which body system?
A) urinary
B) respiratory
C) digestive
D) lymphatic
D
Explanation:
A) The kidneys, ureters, bladder, and urethra make up the urinary system.
B) The nasal cavities, sinuses, larynx, trachea, bronchi, lungs, and alveoli make up the respiratory system.
C) The teeth, tongue, pharynx, esophagus, stomach, intestines, liver, gallbladder, and pancreas make up the digestive system.
Exercise 3: Post-Lab Questions
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If the volume of the lungs increases, what happens to the air pressure inside the lungs?
A) It decreases. B) It increases and possibly damages the lungs. C) It increases twice the amount of the increase in volume. D) It remains constant. E) It increases.
Which event happens at the start of a cardiac cycle?
A) Atrial systole occurs. B) The P wave develops. C) Blood is ejected from the atrium. D) The SA node fires. E) Ventricular systole occurs.
What enzyme catalyzes the conversion of carbon dioxide and water to carbonic acid, and where is this enzyme located?
A) carbonic anhydrase, in hemoglobin B) carbonic dehydrogenase, in plasma C) carbonic dehydrogenase, in hemoglobin D) carbonic anhydrase, in plasma E) carbonic anhydrase, in erythrocytes
Which leukocyte becomes a mast cell when it movies into connective tissue?
A) Lymphocyte B) Eosinophil C) Basophil D) Monocyte