On these “Gold Standard Step 1 Facts” pages you will find Free:
- USMLE Audio Review files from our “Gold Standard USMLE Reviews”
- Transcriptions of those files
- And videos (as they become available)
The idea is that you can review for the USMLE online by:
- Listening to the Audio
- Following along with the transcription
- Or by watching the video (if available)
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Let’s continue our USMLE Review with Anatomy from the Gold Standard USMLE Step 1 Audio Review program.
Play USMLE Audio MP3 01 04 Anatomy Embryology Below
Begin 01 04 Anatomy Embryology Transcription
What is the first and innermost layer to form?
What is the second and outermost layer to form?
What is the third and middle layer to form?
We’re gonna move to the functions of the organs and structures that these layers become.
What is the memory key for endoderm?
- First E and N.
What do they stand for?
- Elimination and nourishment, and this would include glands.
What is the memory key for ectoderm?
- The first E and C.
And what do these stand for?
- Epidermis and communication, nervous system.
What is the memory key for mesoderm?
- The initial M.
What does the M stand for?
- Main body structures and fluids.
Which embryonic layer is first to form?
- The endoderm.
Second to form?
Third to form?
Which is the innermost layer?
Which the outermost?
And which the middle?
Which layer gives rise to epidermis and communications, nervous system?
Which gives rise to elimination and nourishment, including glands?
And which gives rise to main body structures and fluids?
Please summarize when formed, which layer and function for endoderm.
- Endoderm is first to form, is the innermost layer and will develop into elimination and nourishment, including glands.
Please summarize for ectoderm.
- Ectoderm is second to form, is the outermost layer and gives rise to epidermis and communications, the nervous system.
Please summarize for mesoderm.
- Mesoderm is third to form, is the middle layer and gives rise to main body structures and fluids.
Student-doctor, please pause the tape here and summarize for all three embryonic layers in order of formation, layer and functions.
- Endoderm is the first to be formed, is the innermost layer and is responsible for elimination and nourishment, including glands.
- Ectoderm is second to form, is the outermost layer and is responsible for epidermis and communications, nervous system.
- Mesoderm is third to form, the middle layer and is responsible for main body structures and fluids.
****END OF TRANSCRIPTION****
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