Yoga teachers often use the phrases "go through your vinyasa" or "take the vinyasa of your choice." What are they talking about?
When used as a noun, vinyasa describes the series of poses that are done between downward facing dogs as part of a sun salutation sequence.
There are beginner and advanced version of the vinyasa sequence. Let's look at the beginner's sequence first and then the advanced sequence.

© Barry StoneBegin in downward facing dog.

© Barry StoneInhale - come forward into a plank position.

© Barry StoneExhale - beginners should lower to your knees, chest, and chin.

© Barry StoneInhale - beginners then slide forward to a low cobra pose.

© Barry StoneExhale - return to downward facing dog, coming through all fours if you like.

© Barry StoneNow let's take a look at the advanced version, which also begins with plank pose.
Inhale - come forward into a plank position.

© Barry StoneExhale - lower to chaturanga.

© Barry StoneInhale - roll over the toes into upward facing dog.

© Barry StoneExhale - Roll over the toes back to downward facing dog.