Question 1
According to the Frank-Starling law of the heart, an increase in left ventricular end-diastolic volume produces which effect on stroke volume, up to a physiological limit?
Correct Answer:
An increase in stroke volume
Question 2
A patient has an oxygen consumption (VO2) of 250 mL/min, arterial oxygen content of 20 mL/dL, and mixed venous oxygen content of 15 mL/dL. Using the Fick principle, what is the estimated cardiac output?
Correct Answer:
5.0 L/min
Question 3
Afferent signals from the carotid sinus baroreceptors, activated by increased arterial pressure, travel to the medulla predominantly via which cranial nerve?
Correct Answer:
Glossopharyngeal nerve (IX)
Question 4
In a ventricular myocyte action potential, phase 0 (rapid depolarisation) is primarily generated by which ionic current?
Correct Answer:
Fast inward sodium current
Question 5
The spontaneous phase 4 depolarisation ('pacemaker potential') of sinoatrial node cells is largely attributable to which current?
Correct Answer:
The 'funny' current (If), a mixed Na+/K+ current
Question 1
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Prepare with the CICM First Part Practice Questions - CICM First Part Examination of the Basic Sciences for Intensive Care Medicine Exam practice quiz. This question bank includes 100 questions covering mechanism, pressure, oxygen, patient, and produces. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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CICM First Part Practice Questions - CICM First Part Examination of the Basic Sciences for Intensive Care Medicine Exam

This practice set contains 100 questions from the matching question bank and focuses on mechanism, pressure, oxygen, patient, and produces. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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