Headshake

THE BRAIN IS HUNGRY FOR PEOPLE. Keeping in mind new experiences of isolation during the pandemic, recent research shows parallels between a socially-deprived brain craving people and a fasted brain craving food.

Full notes at headshake.show/episodes/34

Here’s more involuntary neuroscience: spinal reflexes. They’re so involuntary, your brain doesn’t even know they happened.

Full notes at headshake.show/episodes/33

The letter A is always red to some people. To others, the sound of a car horn might always smell like pie. Libby and Ruka sensually explore the rare but real condition of synesthesia.

Full notes at headshake.show/episodes/32

Does it feel like you’ve heard this before? An episode on déjà vu. An episode on déjà vu.

Full notes at headshake.show/episodes/31

Returning to the land of electrophysiology, Lord Nathan and Lady Kristen focus this time on action potentials, which neurons use to send electrical signals long distances in the body. God save the Baked Bean!

Full notes at headshake.show/episodes/30

In 1848, Phineas Gage survived an unfortunate railroad accident that later informed science and medicine’s understanding of how the prefrontal cortex works. Supporting character: Spikey the tamping iron

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It’s Headshake’s anniversary, and the finale of the Gap Junction Almanac. We hope you’ve had the “Time of Your Life,” and we’ll still be “Friends Forever.” Let’s cheer ourselves up with a discussion of seasonal affective disorder (SAD).

Key Words

bipolar ii, circadian rhythm, cognitive behavioral therapy (CBT), depression, heritable, light box, light therapy, lux, major depression, melatonin, norepinephrine-dopamine reuptake inhibitor (NDRI), psychotherapy, seasonal affective disorder (SAD), selective serotonin reuptake inhibitor (SSRI), serotonin, summer pattern, vitamin D, winter pattern

Old West Word of the Day (Gap Junction Almanac)

Anglomaniacs

Lots of old west insults - Listen to the episode for a season finale’s worth of insults

References and Resources

• NIMH » Seasonal Affective Disorder (nih.gov), National Institute of Mental Health
• Seasonal affective disorder (SAD) - Symptoms and causes, Mayo Clinic
• Are You Affected By Seasonal Affective Disorder (SAD)?, Psychology Today
• ClimaTemps
• • http://www.madison.climatemps.com/sunlight.php
  • https://www.oahu.climatemps.com/sunlight.php
• Diagnostic and Statistical Manual of Mental Disorders (DSM-5)

Season 1 Spotify Playlist!

HEADSHAKE: The Playlist

Connect with us!

FB @HeadshakeShow

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Site headshake.show OR headshake.ninja

Early Bird Science - Ruka’s other science podcast

earlybirdscience.com

Music

Bushwick Tarantella by Kevin MacLeod is licensed under a Creative Commons Attribution license (https://creativecommons.org/licenses/by/4.0/)

Source: http://incompetech.com/music/royalty-free/index.html?isrc=USUAN1300002

Artist: http://incompetech.com/

Modified from original with volume fading and cuts

Disclaimer

This podcast is for entertainment and education only. Neither of the hosts is a medical doctor, and nothing they say is medical advice. Please consult with your medical provider before making decisions about your health.

“Nerves?” This is a neuroscience podcast. Haven’t we been talking about nerves the whole time??? Nope! Learn why.

Key Words

afferent, anopsia, anosmia, autonomic, axon, cardiac muscle, cardiovascular, caudal, central nervous system (CNS), cervical nerves, coccygeal nerves, cranial nerve, efferent, gastrointestinal (GI), innervate, larynx, lateral, lumbar nerves, mastication, medial, motor, nerve, nucleus ambiguus, peripheral nervous system (PNS), pharynx, ptosis, pulmonary, rostral, sacral nerves, sensory, skeletal muscle, smooth muscle, somatic, spinal nerve, sternocleidomastoid, thoracic nerves, trapezius, trigeminal neuralgia

• CN I - Olfactory
• CN II - Optic
• CN III - Oculomotor
• CN IV - Trochlear
• CN V - Trigeminal (Divisions: Ophthalmic, Maxillary, Mandibular)
• CN VI - Abducens
• CN VII - Facial
• CN VIII - Vestibulocochlear
• CN IX - Glossopharyngeal
• CN X - Vagus
• CN XI - Spinal Accessory
• CN XII - Hypoglossal

Old West Word of the Day (Gap Junction Almanac)

Zitted

Zooning

References

Textbooks

• Vander’s Human Physiology, 13th Edition
• Principles of Neural Science, Kandel, Schwartz, and Jessell, 4th Edition
• Fundamental Neuroscience for Basic and Clinical Applications, Haines, 3rd Edition

Season 1 Spotify Playlist!

HEADSHAKE: The Playlist

Connect with us!

FB @HeadshakeShow

T @HeadshakeShow

‘Sta @HeadshakeNinja

Site headshake.show OR headshake.ninja

Early Bird Science - Ruka’s other science podcast

earlybirdscience.com

Music

Bushwick Tarantella by Kevin MacLeod is licensed under a Creative Commons Attribution license (https://creativecommons.org/licenses/by/4.0/)

Source: http://incompetech.com/music/royalty-free/index.html?isrc=USUAN1300002

Artist: http://incompetech.com/

Modified from original with volume fading and cuts

Disclaimer

This podcast is for entertainment and education only. Neither of the hosts is a medical doctor, and nothing they say is medical advice. Please consult with your medical provider before making decisions about your health.

There are two kilograms (4.4 pounds) of microbes in your gut. Are these little residents controlling your brain? If so, how? Poop Detectives Libby and Ruka are on the case.

Key Words

autism, bacteria, depression, enteroendocrine, fecal transplant, gamma aminobutyric acid (GABA), gastrointestinal (GI) system, gut flora, gut microbiome, immune cells, inflammation, irritable bowel syndrome (IBS), kynurenine, neuropod cells, Parkinson’s disease, psychobiome, psychobiotics, schizophrenia, serotonin, tryptophan, Valsalva maneuver

Old West Words of the Day (Gap Junction Almanac)

Yack

Yam

References and Resources

Meet the ‘psychobiome’: the gut bacteria that may alter how you think, feel, and act, Science Magazine, May 7, 2020

Season 1 Spotify Playlist!

HEADSHAKE: The Playlist

Connect with us!

FB @HeadshakeShow

T @HeadshakeShow

‘Sta @HeadshakeNinja

Site headshake.show OR headshake.ninja

Music

Bushwick Tarantella by Kevin MacLeod is licensed under a Creative Commons Attribution license (https://creativecommons.org/licenses/by/4.0/)

Source: http://incompetech.com/music/royalty-free/index.html?isrc=USUAN1300002

Artist: http://incompetech.com/

Modified from original with volume fading and cuts

Disclaimer

This podcast is for entertainment and education only. Neither of the hosts is a medical doctor, and nothing they say is medical advice. Please consult with your medical provider before making decisions about your health.

Hair cells in your inner ear and piano keys in your brain. This is our second episode on the sense of hearing. Libby and Ruka wrap up the year with thicker-than-usual Wisconsin accents. Happy birthday to Libby, and Happy New Year!

Key Words

amplitude, auditory cortex, basilar membrane, brain stem, calcium, cochlea, cochlear duct, cocktail party effect, cranial nerve viii (vestibulocochlear), decibels, depolarization, frequency, gating, glutamate, hair cells, helicotrema, inner hair cells, mechanically-gated, neurotransmitter, organ of Corti, outer hair cells, oval window, pitch, potassium, receptor, round window, scala tympani, scala vestibuli, stapedius, stapes, stereocilia, synapse, tectorial membrane, tensor tympani, thalamus, threshold of pain, tinnitus, tip link, vesicles, voltage-gated

Old West Word of the Day (Gap Junction Almanac)

weather breeder

wabble

Related Episodes

Lime in the Cochlea [Audition, Part 1]

Reference

Textbook: Vander’s Human Physiology, 13th Edition

Season 1 Spotify Playlist!

HEADSHAKE: The Playlist

Connect with us!

FB @HeadshakeShow

T @HeadshakeShow

‘Sta @HeadshakeNinja

Site headshake.show OR headshake.ninja

Music

Bushwick Tarantella by Kevin MacLeod is licensed under a Creative Commons Attribution license (https://creativecommons.org/licenses/by/4.0/)

Source: http://incompetech.com/music/royalty-free/index.html?isrc=USUAN1300002

Artist: http://incompetech.com/

Modified from original with volume fading and cuts

Disclaimer

This podcast is for entertainment and education only. Neither of the hosts is a medical doctor, and nothing they say is medical advice. Please consult with your medical provider before making decisions about your health.