Examlex
How would blockage of the auditory Eustachian) tube at its exit in the nasopharynx by lymphoid tissue "adenoids") affect ear function and health?
Environmental Hazards
Physical, chemical, and biological factors external to a person that can cause harm or adverse health effects.
PCBs
Polychlorinated biphenyls, a group of man-made organic chemicals known for their environmental persistence and potential health hazards.
Menstrual Period
A monthly cycle where the female body sheds the lining of the uterus, leading to bleeding through the vagina, a natural part of the reproductive system.
Conception
The process of fertilization where a sperm cell unites with an egg cell, leading to the formation of a zygote and the beginning of pregnancy.
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