ATI RN
Pathophysiology Final Exam
1. What nursing diagnosis is suggested by the patient's statement regarding taking extra griseofulvin when she thinks her infection is getting worse?
- A. Deficient knowledge related to correct use of griseofulvin
- B. Effective therapeutic regimen management related to symptom identification
- C. Disturbed thought processes related to appropriate use of griseofulvin
- D. Ineffective coping related to self-medication
Correct answer: C
Rationale: The correct answer is C: 'Disturbed thought processes related to appropriate use of griseofulvin.' The patient's statement shows a misunderstanding of the correct use of griseofulvin by taking extra medication when she believes her infection is worsening. This behavior indicates a disturbance in her thought process regarding the appropriate use of the medication. Choice A is incorrect because the issue is not lack of knowledge but rather a misunderstanding leading to inappropriate actions. Choice B is incorrect as the patient's actions do not demonstrate effective management of her therapeutic regimen. Choice D is incorrect as the patient is not engaged in self-medication but rather misinterpreting signals and self-adjusting the prescribed medication.
2. A toddler is displaying signs/symptoms of weakness and muscle atrophy. The pediatric neurologist suspects it may be a lower motor neuron disease called spinal muscular atrophy (SMA). The client's family asks how he got this. The nurse will respond:
- A. This could result from playing in soil and then ingesting bacteria that is now attacking his motor neurons.
- B. No one really knows how this disease is formed. We just know that in time, he may grow out of it.
- C. This is a degenerative disorder that tends to be inherited as an autosomal recessive trait.
- D. This is a segmental demyelination disorder that affects all nerve roots and eventually all muscle groups as well.
Correct answer: C
Rationale: The correct answer is C. Spinal muscular atrophy (SMA) is an inherited disorder, often autosomal recessive, that affects lower motor neurons. Choice A is incorrect because SMA is not caused by ingesting bacteria from playing in soil. Choice B is incorrect as SMA is not something that a person grows out of. Choice D is incorrect because SMA is not a demyelination disorder that affects nerve roots and muscle groups.
3. In addition to matching ABO antigens, a blood transfusion must also be matched for:
- A. HLA type
- B. Rh antigen
- C. Immunoglobulins
- D. Platelet compatibility
Correct answer: B
Rationale: The correct answer is B: Rh antigen. In addition to ABO antigens, Rh antigen must also be matched for a blood transfusion. Rh antigen compatibility is crucial to prevent adverse reactions. Choice A, HLA type, is not directly related to blood transfusions but plays a role in organ transplantation. Choice C, Immunoglobulins, are not typically matched for blood transfusions. Choice D, Platelet compatibility, while important in specific cases, is not a standard requirement for all blood transfusions.
4. What are the characteristics of the inflammatory process?
- A. Loss of function, coolness
- B. Pain, redness
- C. Heat, pallor
- D. Swelling, pallor
Correct answer: B
Rationale: The correct answer is B: Pain, redness. Inflammation is characterized by pain and redness as part of the body's response to tissue injury. Choice A, loss of function and coolness, are not primary characteristics of inflammation. Choice C, heat and pallor, may be present in some cases but are not as consistently associated with inflammation as pain and redness. Choice D, swelling and pallor, includes swelling which is common in inflammation but pallor is not a typical characteristic.
5. A 21-year-old male is brought to the ED following a night of partying in his fraternity. His friends found him 'asleep' and couldn't get him to respond. They cannot recall how many alcoholic beverages he drank the night before. While educating a student nurse and the man's friends, the nurse begins by explaining that alcohol is:
- A. A water-soluble compound that is easily absorbed by the gastric lining of the stomach.
- B. Very lipid-soluble and rapidly crosses the blood–brain barrier.
- C. Able to reverse the transport of some substances to remove them from the brain.
- D. Very likely to cause sedation and therefore the client just needs to sleep it off.
Correct answer: B
Rationale: The correct answer is B. Alcohol is very lipid-soluble and rapidly crosses the blood–brain barrier, leading to its effects on the central nervous system and causing symptoms like sedation and unconsciousness. Choice A is incorrect because alcohol is not water-soluble; it is lipid-soluble. Choice C is incorrect as alcohol does not reverse the transport of substances from the brain. Choice D is incorrect as sedation from alcohol is not a reason to just 'sleep it off' in cases of alcohol poisoning, which can be life-threatening and requires medical attention.
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