<span>Genes are the main cause of a Carabelli Cusp.
This is a condition where there is an additional cusp on the first molar of the
tooth and become less pronounce when progressing to the second and third
molars. In some cases, the cusps' forms included pits, ridges, and furrows. <span>
<span>The Carabelli
Cusp is a condition most common in Europeans and rarest in the Pacific Islands.
It is an inherited feature from a homozygote or a heterozygote gene that can be
present or absent in some
individuals. It was
discovered in the year 1842 by Georg Carabelli, a court dentist of the Austrian
Emperor Franz. </span></span></span>
Intrauterine device/contraceptive
The 2 types are a hormonal IUD or copper IUD.
It is a T-shaped device that is inserted through the cervix and placed in the uterus. It releases a chemical substance that damages sperm in transit to the uterine tubes and prevents fertilization.
Contraindications: active pelvic disease, abnormal uterine bleeding, severe uterine distortion, and for the copper IUD patients with Wilson’s disease and copper allergies.
Answer: A. electronic medical record
Explanation: apex