A circular muscle band that contracts at an orifice is also known as a ________.
Fill in the blank(s) with the appropriate word(s).
sphincter
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A ________ is a common name for a condition caused by distortion of an intervertebral disc.
Fill in the blank(s) with the appropriate word(s).
Beta cells in the pancreas produce and secrete the protein hormone insulin. You would expect to see a relatively large amount of which organelles in these cells?
A) cytoskeleton, and peroxisomes B) mitochondria, and cilia C) Golgi apparatus, rough endoplasmic reticulum D) smooth endoplasmic reticulum, and lysosomes
Enzymes for the digestion of disaccharides are produced in the ________.
A. stomach B. pancreas C. mouth D. liver E. small intestine
The respiratory airways filter, warm, and humidify incoming air
Indicate whether the statement is true or false