Answer: endoscopy
Explanation: During endoscopy, your doctor passes a hollow tube equipped with a lens (endoscope) down your throat and into your esophagus, stomach and small intestine. Using the endoscope, your doctor looks for ulcers. If your doctor detects an ulcer, a small tissue sample (biopsy) may be removed for examination in a lab.
Answer:
Egg Cells from the Ovaries Move Through the Uterine Tubes
A constricted section called the isthmus connects with the uterus. Finally, an intermediate, dilated portion, the ampulla, curves over the ovary. Egg fertilization usually occurs in the ampulla. The eggs then travel through the isthmus into the uterus.
Answer:
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