Lack of sleep can cause

Correct Answer: D

Rationale: The correct answer is D: Increased irritability. Lack of sleep disrupts emotional regulation, leading to irritability. Sleep deprivation affects mood-regulating regions, increasing negative emotions. Increased irritability is a common consequence of sleep deprivation, affecting behavior and relationships. A: Increased mental function - Incorrect. Lack of sleep impairs cognitive function, leading to decreased mental clarity and focus. B: Increased reaction time - Incorrect. Lack of sleep slows reaction time and impairs coordination, affecting performance and safety. C: Increased immune system function - Incorrect. Lack of sleep weakens the immune system, making individuals more susceptible to illnesses.

Correct Answer: A

Rationale: The correct answer is A: Muscle aches. Fever often triggers muscle aches as the body's temperature rises, leading to muscle fatigue and soreness. Sleepiness (B) can occur due to the body's increased energy expenditure during a fever. Slow movements (C) are not a common symptom of fever unless accompanied by muscle aches. Nausea (D) is more commonly associated with gastrointestinal issues rather than fever symptoms.

Correct Answer: A

Rationale: Proteins are the correct answer because they are essential for tissue growth and repair. Proteins provide amino acids necessary for building and repairing tissues. Fats are primarily for energy storage, not tissue repair. Carbohydrates are mainly for energy production, not tissue repair. Water is crucial for overall health but does not directly aid in tissue growth or repair.

Correct Answer: A

Rationale: The correct answer is A. Skin that appears tight, smooth, and shiny is a symptom of fluid overload due to increased fluid retention in the body. This occurs because excess fluid accumulates in the tissues, causing the skin to appear tight and shiny. B: Weight loss is not a symptom of fluid overload, as excess fluid retention typically leads to weight gain. C: Increased urine output is a symptom of fluid volume deficit, not fluid overload. D: Decreased heart rate is not typically associated with fluid overload; instead, it may be a sign of dehydration.

Correct Answer: A

Rationale: The correct answer is A: Wipe from front to back. This is important to prevent the transfer of bacteria from the anal area to the vaginal area, reducing the risk of urinary tract infections. Start from the front and move towards the back. Choice B is incorrect because wiping from back to front can introduce bacteria into the vaginal area. Choice C is incorrect because wiping the anal area first can lead to contamination of the vaginal area. Choice D is incorrect because using the same area of the washcloth for each stroke can also spread bacteria and increase the risk of infection.