When the calcium was removed from the extracellular solution, ______
A) no neurotransmitter was released
B) the amount of neurotransmitter released decreased
C) the amount of neurotransmitter released increased
D) the amount of neurotransmitter released did not change
Ans: A) no neurotransmitter was released
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Salivary amylase digests proteins.
Answer the following statement true (T) or false (F)
What do the C cells of the thyroid gland secrete?
a. calcitonin b. calcium c. iodine d. corticosteroids e. thyroglobulin
Two gases contribute to 99% of the total atmospheric pressure. They are ______.
A. CO2 and O2 B. N and O2 C. CO2 and H2O vapor D. N and CO2
Which of the following regions of the stomach is correctly matched with its description?
A. body - portion closest to the esophagus B. pylorus - the most inferior portion of the stomach C. fundus - opening from the stomach into the duodenum D. cardiac region - the largest portion of the stomach E. pyloric opening - opening from the esophagus