Platelet aggregation is an important event in haemostasis. Which of the following statement is true for platelet aggregation in vascular injury?

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Question 1 of 5

Platelet aggregation is an important event in haemostasis. Which of the following statement is true for platelet aggregation in vascular injury?

A. There will be initial vasodilation B. Clotting factors play no role in its formation C. Platelets change their shape during the process D. Serotonin stimulates platelet aggregation

Correct Answer: C

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

Question 2 of 5

Dengue is a common vector borne disease prevalent in tropical countries. Which of the following statement is true for dengue fever?

A. It is caused by a DNA virus B. The vector once infected with the virus remains infective for life C. The vector prefers polluted water for propagation D. Joint symptoms are commoner in dengue fever compared to chikungunya

Correct Answer: B

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

Question 3 of 5

A nurse is treating a patient with acute manifestations of chronic obstructive pulmonary disease who's been prescribed levalbuterol. How is this medication classified and which of the following are its therapeutic uses?

A. Beta 2 adrenergic agonist; Inhaled, short-acting prevention of asthma episode (exercise-induced) B. Alpha 1 adrenergic agonist; IV, long-acting treatment for bronchospasm and asthma C. Benzodiazepine; Oral, short-acting, long-term control of asthma D. All of the above

Correct Answer: A

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

Question 4 of 5

A nurse who's well-versed in respiratory pharmacotherapy understands that contraindications/precautions for prescribing beta 2 adrenergic agonists to patients with documented history of tachycardia include

A. exercising caution in patients who have been diagnosed with post-traumatic stress disease. B. exercising caution in patients who have diabetes, hyperthyroidism, hypertension, and angina. C. exercising caution in patients who have been diagnosed with chronic ulcers. D. None of the above

Correct Answer: B

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

Question 5 of 5

When a patient has prescriptions for an inhaled beta 2 agonist and an inhaled glucocorticoid, a nurse should advise the patient

A. to inhale the beta 2 agonist before inhaling the glucocorticoid. B. to inhale the beta 2 agonist after inhaling the glucocorticoid. C. to inhale the beta 2 agonist simultaneously with the glucocorticoid. D. that the sequence of inhalation doesn't matter.

Correct Answer: A

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

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