What enzyme degrades acetylcholine, keeping it from accumulating in the synapse?
A. Actinase
B. Myosinase
C. Acetylcholinesterase
D. ATPase
Answer: C
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Which statement regarding the storage of your pig is the most correct?
A) The pig should be dried and then stored in a sealed bag. B) The pig should be stored in a sealed bag covered in distilled water. C) The pig should be stored in a sealed bag with exposed muscles covered with paper towels that have been dampened with fixative. D) The pig should be stored on the dissecting pan without any coverings.
When women with breast cancer undergo surgery to remove the tumor or the entire breast, the axillary lymph nodes are often removed as well. Why?
A. The axillary lymph nodes receive lymph from the breast and may contain cancer cells. B. In removing the breast, the blood supply to the nodes is removed and they will inevitably cease to function. C. It is impossible to remove the breast without physically damaging the lymph nodes. D. With the removal of the breast, there is no further need for lymph drainage and filtering in that part of the body. E. The nerves that supply the axillary lymph nodes are often cut during the breast surgery.
The disaccharidases located in the brush border membrane of the small intestine cells further reduce disaccharides and polysaccharides into the absorbable monosaccharide units of glucose, galactose, and fructose
a. True b. False Indicate whether the statement is true or false
The corona radiata consists of
A. cortical granules and pronuclei. B. a few layers of follicular cells. C. acrosomal proteins. D. extracellular matrix secreted by the ovum.