The enzyme choline acetyltransferase catalyzes the reaction between acetyl-CoA and choline resulting in the formation of the neurotransmitter acetylcholine. This enzyme is produced within the cell body of neurons, but the synthesis of acetyl choline occurs within the axon terminals. Which statement best describes the axonal transport mechanism associated with this process?
What will be an ideal response?
Choline acetyltransferase is transported in the anterograde direction
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A) one body part in relation to another. B) surgical procedures. C) a supine position. D) the nervous system. E) living matter.
A 40-year-old man of average height who weighs 210 pounds complains of pain behind the sternum which he describes as "heartburn." The pain is especially acute after eating spicy foods. What is a likely cause of his symptoms?
A. Cirrhosis B. Crohn disease C. Gastroesophageal reflux disease D. Constipation E. Diverticulitis
Functions of the large intestine include
A) chemical digestion of chyme. B) temporary food storage. C) reabsorption of water and compaction of feces. D) absorption of the products of digestion. E) production of digestive enzymes.
What mucosa-associated lymphatic tissue (MALT) traps pathogens entering the nasal and oral cavities?
A) tonsils B) Peyer's patches C) appendix D) lymph nodes