Examlex
An example of a primary protector is _________.
Anal Canal
The last few centimeters of the rectum.
Contrast Medium
A substance used in medical imaging to improve the contrast of structures or fluids within the body to allow for clearer imaging results.
Blood Vessel
Cylindrical structures responsible for transporting blood across the body, encompassing arteries, veins, and capillaries.
X-ray Examination
A diagnostic procedure using X-rays, a form of electromagnetic radiation, to view internal structures of the body.
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