Jarvis Physical Examination and Health Assessment Test Bank

Correct Answer: A

Rationale: The correct answer is A: Fingertips. Fingertips are the most sensitive part of the hand, allowing for accurate temperature assessment. They provide better tactile discrimination and are more sensitive to changes in temperature compared to other parts of the hand. Palms have thicker skin and are less sensitive, making them less ideal for temperature assessment. Backs of fingers and ulnar aspect of the hand are also less sensitive than fingertips and lack the precision needed for accurate temperature detection.

Correct Answer: B

Rationale: The correct answer is B: Funnel chest (pectus excavatum). Pectus excavatum is characterized by a depressed or sunken appearance of the sternum, which matches the description provided in the case. In this condition, the chest wall is abnormally shaped inward. This can be a congenital condition or develop during growth spurts in adolescence. The lack of symptoms such as shortness of breath, chest pain, or lightheadedness on exertion is consistent with pectus excavatum, as these symptoms are not typically associated with this condition. The other choices (A: Barrel chest, C: Pigeon chest, D: Thoracic kyphoscoliosis) do not match the specific findings described in the case and are not associated with the characteristic sternal depression seen in pectus excavatum.

Correct Answer: B

Rationale: The correct answer is B: Potential congenital deformity. This observation suggests a condition called "low-set ears," which can be a sign of certain congenital anomalies affecting the development of the head and neck structures during fetal growth. It is important to investigate further to rule out any associated syndromes or genetic disorders. Choice A: Normal anatomical variation is incorrect because this positioning is not commonly considered a normal variation in the general population. Choice C: Increased risk of hearing loss is incorrect as the position of the ears alone does not directly correlate with hearing loss. Choice D: No clinical significance is incorrect because this observation warrants further evaluation to assess for potential underlying issues.

Correct Answer: C

Rationale: The correct answer is C: Lower dose of antibiotics. The rationale is that the patient has early renal insufficiency, which means the kidney may have difficulty clearing medications from the body. Therefore, a lower dose of antibiotics is needed to prevent potential drug toxicity. A shorter course of antibiotics (choice A) may not be effective in treating pneumonia adequately. A longer course of antibiotics (choice B) may increase the risk of drug accumulation in the body. A higher dose of antibiotics (choice D) can lead to increased toxicity in a patient with renal insufficiency. Thus, the most appropriate option is to reduce the dose to ensure safe and effective treatment.

Correct Answer: A

Rationale: The correct answer is A because syphilis during pregnancy can lead to adverse outcomes for the fetus, such as spontaneous abortion or congenital syphilis. This is due to the ability of the Treponema pallidum bacterium to cross the placenta and infect the fetus. Testing pregnant women for syphilis helps identify and treat the infection early to prevent these complications. Choice B is incorrect because hormonal changes do not trigger activation of latent syphilis. Choice C is incorrect as syphilis can be transmitted to the fetus at any point during pregnancy, not just in the third trimester. Choice D is incorrect because while untreated syphilis can have various complications, neonatal respiratory distress is not a direct consequence of syphilis infection during pregnancy.