The ____ layer of the alimentary canal wall secretes mucus and enzymes. 

A. mucosa
B. submucosa
C. muscular
D. serosa


A. mucosa

Health Professions

You might also like to view...

Which of the following would indicate emotional abuse of the elderly?

A) threats of harm or humiliation. B) poor hygiene and unkempt appearance. C) signs of malnutrition. D) embezzlement of property.

Health Professions

What is the rule-of-thumb pump discharge pressure that most fire department use for supplying sprinkler system FDCs?

A. 80 psi B. 120 psi C. 150 psi D. 200 psi

Health Professions

Pipeline companies must provide markers where pipelines cross under or over:

A. roads. B. schools. C. power lines. D. mercantile occupancies.

Health Professions

A 1 to 4 dilution must be prepared to make a total volume of 100.0 µL. How much serum must be used?

A. 0.025 µL B. 0.25 µL C. 2.5 µL D. 25 µL

Health Professions