Adult Health Med Surg Nursing Test Banks

Correct Answer: A

Rationale: The presentation of painless, progressive visual field loss, especially in the peripheral vision, along with an open iridocorneal angle is characteristic of open-angle glaucoma. Open-angle glaucoma is a type of glaucoma where there is no physical obstruction to the outflow of aqueous humor from the eye, but there is gradual damage to the optic nerve over time. The gradual loss of peripheral vision is a common early symptom of open-angle glaucoma. It is essential to diagnose and manage open-angle glaucoma promptly to prevent irreversible vision loss.

Correct Answer: C

Rationale: The most likely causative agent in this scenario is Borrelia burgdorferi, which is the bacterium responsible for causing Lyme disease. The classic presentation of Lyme disease includes fever, malaise, and a skin lesion resembling a "bull's eye" rash, known as erythema migrans. This rash typically appears at the site of a tick bite. If left untreated, Lyme disease can progress to involve multiple organ systems and lead to more severe complications. Plasmodium falciparum is the causative agent of malaria, which typically presents with symptoms such as fever, chills, and fatigue, but it does not cause a "bull's eye" rash. Trypanosoma cruzi is the parasite responsible for Chagas disease, which presents with symptoms such as fever, swelling at the site of entry (typically the bite wound), and enlarged lymph nodes, but it does not

Correct Answer: A

Rationale: The behavior of repetitive cleaning in someone diagnosed with obsessive-compulsive disorder is likely an attempt to decrease the anxiety to a tolerable level. People with OCD often engage in compulsive behaviors, such as cleaning, in an effort to alleviate the distress and anxiety caused by obsessive thoughts. This repetitive action provides a sense of control and temporary relief from the anxiety associated with their obsessive thoughts. By engaging in cleaning rituals, individuals with OCD can try to reduce their anxious feelings and create a sense of order and cleanliness in their environment.

Correct Answer: B

Rationale: Negligence refers to the failure to act or perform duties according to the standard of care expected from a reasonable person in similar circumstances. In this case, Nurse Lina administering a penicillin injection that was ordered for another patient is a clear instance of negligence. It involves a breach of duty by not verifying the correct patient and medication before administration. While malpractice can also encompass negligence, it typically involves a broader scope of professional misconduct or harm caused by a healthcare provider. Assault and battery involve intentional harmful acts, which are not applicable in this situation.

Correct Answer: A

Rationale: The bioethical issue described in option A revolves around the concept of advance directives. Advance directives are legal documents that outline a person's wishes regarding medical treatment in the event that they are unable to communicate those wishes themselves. In this scenario, the issue pertains to the withholding of food and treatment based on a written advance directive that was made before the patient suffered permanent brain damage. This raises important ethical considerations about respecting a patient's autonomy and adhering to their previously expressed wishes, even in difficult circumstances. The decision to withhold treatment in such a situation is a complex bioethical issue that needs to be handled carefully while balancing the principles of autonomy and beneficence.