Iam a teenager and i am 14 years old. recently i have been feeling both light headed and dizzy. it mostly affects me in the night. what could be some potential causes for this?

Melanocytes and keratinocytes work together in protecting the skin from uv damage when keratinocytes a. provide the melanocyte with a protective shield against abrasion b. maintain the appropriate temperature so the product of the melanocyte will not denature c. maintain the appropriate ph in order for the melanocyte to synthesize melanin granules d. accumulate the melanin granules on their superficial portion, forming a uv-blocking pigment layer

Which field of study contributes ideas and concepts to biomechanics?

15. there has been growing public concern regarding the ethical conduct of healthcare professionals. think of a time where you, someone you know, read about or seen on television was in a healthcare facility in a difficult situation and there was poor ethical conduct amongst the healthcare professional(s) where the patient had to pursue litigation. as a healthcare manager, what actions would you take to prevent or resolve ethical dilemmas encountered by healthcare professionals?