When exposed to sunlight, melanocytes produce the pigment melanin. Melanin granules cluster together in keratinocytes to protect DNA in the nucleus
The correct answer is 3. No, this does not need to be reported because it is unrelated to participation in the study.
Explanation:
The Department of Health and Human Services (HHS) in the U.S. aims at preventing and protecting the health of U.S. citizens, including participants of research studies. In these cases, the HHS provides regulations and guidelines on how to carry research without risking participants' health and well-being. Besides this, it establishes health issues during the research should be reported to the IRB or Institutional Review Board that checks conditions in research are ethical and safe.
In the case presented, it is not necessary to report this event because the heart attack is not related to the participation of the individual as the researcher was only studying the attitudes of participants towards hygiene and disease prevention, and it is highly unlikely this has caused a heart attack. This is supported by the HHS that establishes unexpected incidents during the research should be reported only if they are possibly related or in the cases, there are many possibilities the research caused the incident.
Glial cells<span> of the (a) central nervous system include oligodendrocytes, astrocytes, ependymal </span>cells<span>, and microglial </span>cells<span>. Oligodendrocytes form the myelin sheath around axons.</span>
<span>- proteins: 1 gram of protein provides 4 kcal or 17 kJ,
- carbohydrates: 1 gram of carbohydrate brings 4 kcal or 17 kJ,
<span>- lipids: 1 gram of lipid brings 9 kcal or 37 kJ,</span></span>
Answer:
Precertification
Explanation:
For managed care organizations to pay for medical services, precertification needs to be done. Precertification involves proving to the medical insurance company that a service is medically necessary. After precertification, the insurance company would determine if the service is a covered service before payment is made.
Precertification is taken by the insurer to provide the insurance company with procedures and/or services and diagnosis.
