Which of the following is a first-line treatment for systemic lupus erythematosus?

Correct Answer: D

Rationale: Hydroxychloroquine is often used as a first-line treatment to control mild to moderate lupus symptoms.

Correct Answer: D

Rationale: Tachycardia is an early compensatory response in shock to maintain perfusion, whereas hypotension and altered consciousness occur in later stages.

Correct Answer: D

Rationale: Deforestation leads to the loss of biodiversity as it destroys natural habitats for countless species, disrupting ecosystems.

Correct Answer: A

Rationale: Eosinophilia is not typically associated with Giardia infection, but it is common in the other conditions listed.

Correct Answer: C

Rationale: Distributive shock is caused by vasodilation and fluid maldistribution, as seen in early septic shock, unlike cardiac or hypovolemic causes.