Answer:
The correct term is - extrinsic stain.
Explanation:
Extrinsic stains are normally present on the surface of a tooth and occur due to taking pigmented beverages such as coffee, tea, carbonated drinks, caramel coloring, and foods. Smoking cigarettes is also one of the reasons that can cause an extrinsic stain.
This can be removed by dentists or professionals like hygienists. The stain particles act on the outer surface of the teeth and pigmented them which cause stain yellowish or brownish in individuals.
Thus, the correct answer is - extrinsic stain.
Answer:
1. biomedical equipment technician.
2. biomedical engineer.
3. blood and urine analysis equipment.
Explanation:
1. If a doctor needs help using a medical imaging machine, a biomedical equipment technician might be called to assist the doctor.
2. If a manufacturing company wants to develop a new biomedical machine, they might call on a biomedical engineer to help design and develop the product.
3. If you get a certification as a laboratory equipment specialist, you will specialize in the use of blood and urine analysis equipment.
Answer:
circulatory system
Explanation:
The respiratory system works with the circulatory system to provide this oxygen and to remove the waste products of metabolism.
Answer:
The CPT code for second trimester obstetrical ultrasound with a fetal anatomical evaluation to obtain fetal heartbeat and fetus’s position is CPT code 76811.
Explanation:
According to the Society for Maternal-Fetal Medicine, the CPT code 76811 ultrasound is a pregnant uterus real-time ultrasound complete with image documentation performed to diagnose fetal anomalies. It is done during the second trimester of pregnancy with various indications like twin, triplet, or quadruplet pregnancy; suspected fetal any genetic or anatomic anomalies; maternal gestational diabetes, obesity etc. Fetal anatomical structures like abdomen, chest (heart), extremities, head, face and neck, spine, and position of the fetus are examined under this ultrasound. This ultrasound provides fetal 4-chamber heart view with heart activities to identify any fetal or congenital heart defects
