what do we call black substance that stick to teeth and give ways of eliminating the substance. Thank you​

What do you need to verify in a patient's profile? a. name, address, medication b. name, phone number, address, medication, dose, frequency, manufacturer c. name, medication, dose, strength, frequency d. name, history of illness, medication, dose, strength, frequency

How much of the body is affected by chemotherapy

The parents of an infant born with myelomeningocele are confused about the primary healthcare has told them about the condition.what should the nurse consider before answering the parents questions in language that they will understand?