Activity information

The certificate of this course includes 3 CME credits. To complete the course you need to pass all quizzes. Only participants with an active Pro Membership will be able to claim CME. If you want to claim CME too, please upgrade to a Pro Membership.

Accreditation Statement

This activity has been planned and implemented in accordance with the accreditation requirements and policies of the Accreditation Council for Continuing Medical Education (ACCME) through the joint providership of CME Consultants and Medmastery GmbH. CME Consultants is accredited by the ACCME to provide continuing medical education for physicians.

Credit Designation Statement

CME Consultants designates this online enduring material activity for a maximum of 3AMA PRA Category 1 Credits™. Physicians should claim only the credit commensurate with the extent of their participation in the activity.

Desired Outcomes

  1. Explain the factors that determine alveolar PO2.
  2. Identify the physiologic determinants of O2 flux across the alveolar-capillary membrane.
  3. Appreciate the factors that determine binding of O2 to hemoglobin.
  4. Calculate O2 content of arterial blood.
  5. Calculate O2 delivery to peripheral tissues.
  6. Calculate O2 consumption in peripheral tissues.
  7. Explain how CO2 is transported in the blood.
  8. Describe the relationship between ventilation and arterial PCO2.
  9. Recognize how the lungs and kidneys work in tandem to control arterial pH.

Target Audience

This activity is geared to meet the educational requirements of Internists, Intensivists, Resident Anesthesiologists, Pulmonologists, and Cardiologists.

Core Competencies

This activity encompasses the following desirable physician attributes: Medical Knowledge.

Cultural Linguistic Competency and Implicit Bias

Important information regarding Cultural Linguistic Competency and Implicit Bias in CME can be found at:


The presentational method for this activity is Lecture.

Instructions for participation

Each participant must watch all the video lessons, successfully pass all quizzes of this activity with a grade of 70% or higher and complete a post-evaluation form. Once completed, your certificate will be made available immediately for download. If you receive a score of 69% or less, you may retake the quiz until successful.

Hardware and software requirements

Medmastery requires a modern Web browser (Internet Explorer 10+, Mozilla Firefox, Apple Safari, Google Chrome) and the latest version of Adobe Flash. Moreover, a PDF-Reader is required in order to view certain downloads. For questions or technical support, please contact [email protected].

Disclosure statement

Commercial Support

There is no commercial support for this activity.


The planners of this activity have nothing to disclose.


Michael A. Grippi, MD has nothing to disclose. The course content has been peer-reviewed for content validity and found to be evidenced-based, fair, balanced, and free from commercial bias.

Privacy statement

Medmastery is committed to protecting the privacy of personal and other information of its members. Medmastery will not release personally identifiable information to a third party without the individual’s consent, except such information as is required for reporting purposes to the ACCME. Medmastery will keep your personal and credit information confidential when you participate in a CME Internet-based program. Medmastery collects only the information necessary to provide you with the services that you request. Additional information regarding Medmastery’s Privacy Policy can be viewed at:

Release Date

March 30, 2020.

Review Date

This activity was reviewed on March 24, 2022.

Termination Date

This activity is valid for credit through March 29, 2024.