Vitamin A Deficiency – Top USMLE Diseases

Vitamin A Deficiency – Top USMLE Diseases

by Kevin Ahern, PhD, Georgina Cornwall, PhD

Nutritional deficiency of fat soluble vitamins can lead to serious consequences.

Vitamin A is a fat soluble vitamin responsible for many functions related to vision, epithelialization, cellular maturation and differentiation. Deficiency of vitamin A leads to GI problems, night blindness, and immune disorders.

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Course Details

  • Videos 4
  • Duration 0:22 h
  • Quiz questions 16
  • Concept Pages 1


Your Educators of course Vitamin A Deficiency – Top USMLE Diseases

 Kevin Ahern, PhD

Kevin Ahern, PhD

Dr. Kevin Ahern is a Professor in the Department of Biochemistry and Biophysics at Oregon State University (OSU), USA.
He obtained his PhD in Biochemistry from Oregon State University. Currently, he teaches courses for health sciences students at OSU.
He is co-author of three Open Educational electronic textbooks on Biochemistry and a Guide to Getting Into Medical School.
Due to his achievements, he earned OSU’s highest teaching recognition, the Elizabeth P. Ritchie Distinguished Professor Award in 2017.
Within Lecturio, Dr. Ahern teaches courses on Biochemistry and on "How to Get into Medical School”.

 Georgina Cornwall, PhD

Georgina Cornwall, PhD

Dr. Georgina Cornwall is a Biology Instructor and currently works as an Instructional Designer in the private sector, developing interactive online training materials.
She obtained her PhD in Environmental, Population, and Organismic Biology at the University of Colorado, USA, in 2000, and has since taught a broad array of biology courses at various US universities.
She is an active promoter of hybrid/online teaching formats and interactive courses, and has received several awards for her engaging and innovative course design; e.g., she was named Adjunct Faculty of the Year at Colorado Mountain College in Aspen twice.
Within Lecturio, Dr. Cornwall teaches courses on Biology & Genetics.

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By Gael P. on 04. December 2022 for Vitamin A: Steps in Light Detection

easy and complete explanation for a complex topic, you're the best!

vitamin a
By shahryar p. on 17. June 2020 for Vitamin A: Steps in Light Detection

rate of speech is good and i understanded the subject he explains it very simple

great lecture
By Lan W. on 27. October 2019 for Vitamin A: Steps in Light Detection

appreciate very the mechanism described in this lecture. Very informative and easy to understand

awesome lecture
By Saurav R. on 16. May 2018 for Vitamin A: Steps in Light Detection

really helpful i never found this data in any of my textbooks