The __________ of a cell is the most critical factor in determining its function.
a. size
b. shape
c. age
d. chromosome number
Ans: b. shape
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Harry suffers from cystic fibrosis and has severe breathing difficulties. His problems result from
A) inability of the respiratory defense mechanism to transport mucus. B) uncontrollable laryngospasms. C) production of thick secretions that are difficult to transport. D) both the inability of the respiratory defense mechanism to transport mucus and the production of thick secretions that are difficult to transport. E) All of the answers are correct.
The left ventricle has a wall that is typically three times thicker than the right ventricular wall.
Answer the following statement true (T) or false (F)
Histamine release results in increased airway resistance and decreased airflow
Indicate whether this statement is true or false.
The ________________ is best described as "an interconnected group of brain structures including parts of the frontal lobe-cortex, temporal lobe, thalamus, and hypothalamus, that is associated with learning, emotional experience, and behavior?"
A. diencephalon B. cerebrum C. limbic system D. reticular formation E. cerebellum