In response to the arrival of acidic chyme in the duodenum, the blood levels of
A) gastrin rise.
B) enterocrinin fall.
C) cholecystokinin fall.
D) secretin rise.
E) All of these answers are correct.
D) secretin rise.
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Answer the following statements true (T) or false (F)
1. The respiratory membrane lines most of the air distribution tubes in the respiratory system. 2. The respiratory membrane separates the air in the alveoli from the blood in the vessels. 3. The mucous blanket helps to purify the air as it enters the lung. 4. The cilia lining the air distribution tubes beat downward to help move air into the lung. 5. The cilia lining the air distribution tubes beat upward to help move the trapped debris to the pharynx.
The simple __________ reflex occurs when __________ and pressure receptors within the oral cavity respond to the presence of food
Fill in the blank(s) with correct word
An example of a fungal infection is ________.
A. athlete's foot B. shingles C. the common cold D. malaria
The formation of lipids from excess glucose is called ________.
Fill in the blank(s) with the appropriate word(s).