Correct Answer: B

Rationale: Records are IMPORTANT in health care as they serve as evidence of the health care services that have been provided to a patient. These records contain vital information such as the patient's medical history, diagnoses, treatments, medications, and test results. Keeping accurate and detailed records is crucial for monitoring a patient's progress, ensuring appropriate care is being provided, and serving as a reference point for healthcare providers involved in the patient's treatment. Additionally, health care records are essential for legal and insurance purposes, quality assessment, research, and continuity of care.

Correct Answer: D

Rationale: The principles of guidance in handling Richard involve understanding and addressing the behaviors and needs of the child, such as controlling temper tantrums, basing expectations within the child's limitations, and acceptance of certain behaviors like masturbation as normal but to be discouraged in public. However, reinforcing the correct use of language is not typically included as a principle specifically in handling Richard. Therefore, this choice is NOT included among the principles of guidance in this context.

Correct Answer: D

Rationale: Population structure is a diagram that presents the distribution of a population based on age and sex. It is typically displayed in a pyramid-like style format, with the horizontal axis showing the age groups and the vertical axis showing the percentage or number of individuals in each age group, divided by sex. This helps to visualize how the population is distributed in terms of age and sex, providing important insights into demographic trends, such as age dependency ratio and potential future trends in population growth or decline. Age and sex are the key demographic variables used to construct a population structure diagram.

Correct Answer: B

Rationale: The medication given after a successful vaginal delivery that helps to hasten uterine contractility and control bleeding is typically an oxytocic agent, such as oxytocin. Oxytocin helps the uterus to contract effectively, which is important for preventing excessive bleeding after delivery. This medication is commonly used in the postpartum period to help the uterus return to its normal size and position. The supervisor reassured the newly hired nurse that everything will be fine because this medication will help promote uterine contractions and control bleeding, which are crucial steps in the postpartum management.

Correct Answer: C

Rationale: Bone pain in the back of the ribs is a classic manifestation of multiple myeloma. Multiple myeloma is a type of cancer that primarily affects plasma cells in the bone marrow, leading to weakened bones and bone pain. Patients with multiple myeloma often experience bone pain in areas such as the ribs, spine, and pelvis. The bone pain is typically persistent and worsens with movement or pressure. Additionally, other common symptoms of multiple myeloma include anemia, kidney damage, recurrent infections, and elevated calcium levels in the blood.