KROK 1 2009 – Question 62 · KROK (Medicine) · Pharmacology
A 63-year-old patient with collapse presentations was delivered to the emergency hospital. A physician has chosen noradrenalin against hypotension. What is its mechanism of action?
- A. Activation of β-adrenoreceptors
- B. Activation of dopamine receptors
- C. Activation of α1-adrenoreceptors
- D. Block of M-cholinoreceptors
- E. Activation of serotonin receptors
Hint
Think about which receptor type on vascular smooth muscle mediates the vasoconstriction that raises total peripheral resistance, since the aim here is to lift a fallen blood pressure.
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