Correct Answer: A

Rationale: Corrected Rationale: Before sputum collection, it is crucial to use a clean container to prevent specimen contamination. This step is essential to ensure accurate test results and to avoid introducing external particles or bacteria into the sample. Choice B is incorrect because discarding the container if the outside becomes soiled is not a standard practice before collection. Choice C is incorrect as rinsing the client's mouth with Listerine after collection can introduce unnecessary substances into the specimen. Choice D is incorrect as the amount of sputum needed should be determined by the healthcare provider, not the client.

Correct Answer: B

Rationale: The correct answer is 'Physician assistant.' Physician assistants are trained to make medically substantiated decisions based on their specific medical training within the combat health support chain. Choice A, 'Physician,' is incorrect as they may be involved but are not typically the first in line for such decisions as physician assistants. Choice C, 'Combat medic,' is incorrect as they usually provide immediate medical care but may not be the first to make medically substantiated decisions. Choice D, 'Combat lifesaver,' is incorrect as they are trained to provide basic life-saving interventions but may not have the specialized medical training to make complex medical decisions.

Correct Answer: A

Rationale: Corrected Rationale: Before sputum collection, it is crucial to use a clean container to prevent specimen contamination. This step is essential to ensure accurate test results and to avoid introducing external particles or bacteria into the sample. Choice B is incorrect because discarding the container if the outside becomes soiled is not a standard practice before collection. Choice C is incorrect as rinsing the client's mouth with Listerine after collection can introduce unnecessary substances into the specimen. Choice D is incorrect as the amount of sputum needed should be determined by the healthcare provider, not the client.

Correct Answer: D

Rationale: The correct answer is D. In Type 2 diabetes, the primary issue is insulin resistance, where cells do not respond effectively to insulin. Choice A is incorrect because in Type 1 diabetes, the islet cells in the pancreas stop producing insulin. Choice B is not directly related to the development of Type 2 diabetes but rather to its management. Choice C is incorrect as it refers to a dysfunction in vasopressin production, which is not related to Type 2 diabetes.

Correct Answer: D

Rationale: The correct answer is D: 52 weeks. The Practical Nurse Course is conducted over a period of 52 weeks. This duration allows for a comprehensive training program that covers all necessary aspects of practical nursing. Choices A, B, and C are incorrect because they do not reflect the specific length of time associated with the Practical Nurse Course.