A nurse is caring for an older adult client who reports feeling cold most of the time.
The nurse knows that this is most likely due to which of the following physiological changes with aging?
Decreased metabolic rate
Increased blood pressure
Increased sweat gland activity.
Decreased body fat.
The Correct Answer is A
The correct answer is A.
Decreased metabolic rate. This is because the metabolic rate is the amount of energy that the body uses to maintain its functions, and it tends to decline with age due to various factors, such as loss of muscle mass, reduced activity, hormonal changes, and decreased thyroid function.
A lower metabolic rate means that the body produces less heat and therefore feels colder more easily.
Choice B is wrong because increased blood pressure is not a normal physiological change with aging, but rather a risk factor for cardiovascular diseases that can be influenced by lifestyle, genetics, and other factors.
Choice C is wrong because increased sweat gland activity is not a normal physiological change with aging, but rather a sign of hyperhidrosis, which is a condition that causes excessive sweating due to overactive sweat glands. Sweat glands actually decrease in number and function with age, which can impair thermoregulation and increase the risk of heat-related illnesses.
Choice D is wrong because decreased body fat is not a normal physiological change with aging, but rather a result of malnutrition, illness, or other causes. Body fat actually tends to increase with age, especially in the abdominal region, due to hormonal changes, reduced physical activity, and lower metabolic rate.
Body fat can act as an insulator and help maintain body temperature.
Normal ranges for metabolic rate vary depending on age, sex, body size, activity level, and other factors.
A general estimate for resting metabolic rate (RMR) is 10 calories per kilogram of body weight per day for men and 9 calories per kilogram of body weight per day for women.
However, this may not reflect the actual metabolic rate of an individual, as it does not account for the effects of food intake, exercise, or environmental factors.
Therefore, it is better to measure metabolic rate using indirect calorimetry or other methods that can capture these variables.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["A","B","C","D","E"]
Explanation
The correct answer isA, B, C, D and E.
All of these statements are true and should be included in the nurse’s education.
Physical activity and exercise have many benefits for older adults with depression, such as:.
• Increasing the levels ofserotonin and endorphins, which are natural mood boosters that can help reduce depression symptoms.
• Improvingcardiovascular health, muscle strength, balance and flexibility, which can prevent or delay chronic diseases, reduce the risk of falls and injuries, and enhance functional ability.
• Reducingstress, anxiety, pain and inflammation, which can worsen depression and affect physical health.
• Enhancingself-esteem, confidence and sense of accomplishment, which can improve self-image, social interaction and coping skills.
• Helping tosleep better at night and feel more refreshed in the morning, which can improve mood, energy and cognitive function.
Choice A is correct because physical activity and exercise can increase the levels of serotonin and endorphins, which are natural mood boosters that can help reduce depression symptoms.
Choice B is correct because physical activity and exercise can improve cardiovascular health, muscle strength, balance and flexibility, which can prevent or delay chronic diseases, reduce the risk of falls and injuries, and enhance functional ability.
Choice C is correct because physical activity and exercise can reduce stress, anxiety, pain and inflammation.
A. Physical activity and exercise can increase your levels of serotonin and endorphins, which are natural mood boosters B.
Physical activity and exercise can improve your cardiovascular health, muscle strength, balance and flexibility C.
Physical activity and exercise can reduce your stress, anxiety, pain and inflammation D.
Physical activity and exercise can enhance your self-esteem, confidence and sense of accomplishment E.
Physical activity and exercise can help you sleep better at night and feel more refreshed in the morning
Correct Answer is B
Explanation
Intention tremors and nystagmus.These are some of the common symptoms of multiple sclerosis (MS), a condition that affects the central nervous system and causes communication problems between the brain and the rest of the body.Intention tremors are involuntary shaking movements that occur when a person tries to perform a precise action, such as reaching for an object or writing.Nystagmus is a condition where the eyes make repetitive, uncontrolled movements, often resulting in reduced vision and depth perception.
Choice A is wrong because muscle atrophy and fasciculations are more typical of motor neuron diseases, such as amyotrophic lateral sclerosis (ALS), which affect the nerve cells that control voluntary muscle movements.
Choice C is wrong because flaccid paralysis and areflexia are signs of lower motor neuron lesions, which can be caused by spinal cord injuries, peripheral nerve disorders, or Guillain-Barré syndrome.
Choice D is wrong because hyperactive reflexes and spasticity are signs of upper motor neuron lesions, which can be caused by stroke, traumatic brain injury, or cerebral palsy.
Normal ranges for some of the symptoms mentioned are:.
• Intention tremors: none or minimal.
• Nystagmus: none or minimal.
• Muscle atrophy: none or minimal.
• Fasciculations: none or minimal.
• Flaccid paralysis: none or minimal.
• Areflexia: absent or reduced reflexes.
• Hyperactive reflexes: normal or slightly increased reflexes.
• Spasticity: normal or slightly increased muscle tone.
A. Muscle atrophy and fasciculations B.
Intention tremors and nystagmus C.
Flaccid paralysis and areflexia D.
Hyperactive reflexes and spasticity
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