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Sauropod Vertebra Picture of the Week

SV-POW! ... All sauropod vertebrae, except when we're talking about Open Access. ISSN 3033-3695
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Published
Author Matt Wedel

This is the second in a series of posts on our new paper about the expanded neural canals in the tail vertebrae of the Snowmass Haplocanthosaurus. I’m not going to talk much about Haplo in this post, though.

Published
Author Matt Wedel

New paper out today: Wedel, Mathew; Atterholt, Jessie; Dooley, Jr., Alton C.; Farooq, Saad; Macalino, Jeff; Nalley, Thierra K.; Wisser, Gary; and Yasmer, John. 2021. Expanded neural canals in the caudal vertebrae of a specimen of Haplocanthosaurus. Academia Letters, Article 911, 10pp. DOI: 10.20935/AL911 (link) The paper is new, but the findings aren’t, particularly.

Published
Author Matt Wedel

As has been discussed here before, the recurrent laryngeal nerve (RLN) does not only innervate the larynx, but also parts of the esophagus and trachea (see this post, and in particular this comment). You can see that in this cadaver photo, in which the RLN is sending nice big visible branches into both the esophagus […]

Published
Author Matt Wedel

This isn’t new to science, it’s just one of the cool little quirks of human and comparative anatomy that more people should be aware of. Quick-quick background: autonomic (unconscious, involuntary) innervation of the body comes in two flavors, sympathetic and parasympathetic. Sympathetic nerves mostly handle the fight-or-flight response, parasympathetics are feed-breed-and-read.

Published
Author Matt Wedel

I’ll have more to say about both of these in the near future, but for now suffice it to say that this (link): {.aligncenter .wp-image-16586 .size-large loading=“lazy” attachment-id=“16586” permalink=“http://svpow.com/2019/09/25/the-atterholt-wedel-and-plain-old-wedel-talks-from-svpca-2019-are-now-peerj-preprints/atterholt-and-wedel-2019-svpca-neural-canal-ridges-title-slide/”

Published
Author Matt Wedel

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