Special Senses | The Phototransduction Cascade

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  • เผยแพร่เมื่อ 19 พ.ค. 2024
  • Official Ninja Nerd Website: ninjanerd.org
    Ninja Nerds!
    During this lecture Professor Zach Murphy will be teaching you about the photo transduction cascade. We go into great detail on how the images we see eventually reach the retina where it is then transmitted by photoreceptors including the cones and rods, which respond to different types of light. Finally, these impulses are carried by ganglion cells which form the axons of the optic nerve. We hope you enjoy this lecture and be sure to support us below!
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    #ninjanerd #Phototransduction #EENT

ความคิดเห็น • 540

  • @HappyLife693
    @HappyLife693 3 หลายเดือนก่อน +43

    Six years later and it is still the best on the internet.

  • @lividcoffee1962
    @lividcoffee1962 3 ปีที่แล้ว +203

    You are literally better than all of the professors in my University

    • @iceeyhound3866
      @iceeyhound3866 ปีที่แล้ว +7

      Same experience here. It's frustrating and kind of disappointing. This guy is incredible!!

  • @ManirBuhariAbbakarAssada
    @ManirBuhariAbbakarAssada 2 ปีที่แล้ว +10

    THE WAY YOU BREAK DOWN ALL THESE COMPLEX ANATOMICAL STRUCTURES INTO SIMPLER FORMS TO FERCILITATE EASY UNDERSTANDING ... ... ... IT'S TRULY AMAZING !!!

  • @danielbleykhman1251
    @danielbleykhman1251 4 ปีที่แล้ว +65

    This is extremely enlightening. I can't believe it took me until Neuro to finally watch this (already took Histo, Physio, and Biochem and no professor could make this clear for me).

  • @Minnie123.__.
    @Minnie123.__. 2 ปีที่แล้ว +13

    I can't believe I just watched this 42 minute lecture and was engaged the whole time. You are such a great teacher. Thank you so much!

  • @erikmortensen2987
    @erikmortensen2987 3 ปีที่แล้ว +75

    Hey man, great content! I did find this particular video somewhat lacking on the topic of ON/OFF bipolar cells (in respect to cones) as well as center/surround field ganglion cells. I think this is a central topic to tackling peripheral visual processing and should at least be mentioned if not explained in detail

  • @justjayden642
    @justjayden642 4 ปีที่แล้ว +23

    You are a well “versed” educator, and incorporate a lot of really useful techniques to make the information absorb easy peasy!

  • @Susamammut123
    @Susamammut123 2 ปีที่แล้ว +22

    you always save me before every single exam- thank you so much for all the effort you are putting into your lectures!!!

  • @Dr-AI
    @Dr-AI 5 ปีที่แล้ว +67

    I really enjoyed your joke about the cells not being bi-polar

  • @nadimsheikh
    @nadimsheikh 5 ปีที่แล้ว +21

    Never heard a better teaching tutorial - fantastic, crystal clear or as we call in Urdu "Sheesha"

    • @kayshaa
      @kayshaa 3 ปีที่แล้ว

      Hehe

  • @burhanco
    @burhanco 2 ปีที่แล้ว +5

    Possibly the best video out there that explain vision physiology and phototransduction in particular. Very thorough and virtually a whole chapter in a video. More power!

  • @subashchandrabowse2926
    @subashchandrabowse2926 5 ปีที่แล้ว +47

    Amazed at his fluency and knowledge on Transduction cascading..

  • @rileswain
    @rileswain 3 ปีที่แล้ว +22

    Taking an intro to neuroscience course and this answered every one of my questions. Thank you so much! Somehow my textbook forgot to mention "why" and "what" happens after the photoreceptors become hyperpolarized. Confused the hell out of me. Now it makes so much sense thanks to your video. Keep up the good work! I look forward to watching your other videos!

  • @alhanoofs8128
    @alhanoofs8128 6 ปีที่แล้ว

    man u explain in simple terms , sequence and u recap to make sure the viewer keeps on tract . which is absolutely amazing . big big thanks !!

  • @edita3775
    @edita3775 2 ปีที่แล้ว +7

    Thank you a million times! Finally, I understood! Trying to learn from my textbook and watching the material provided by the instructor is like walking in the dark tunnel and seeing no light. Just got overwhelmed with all those words on the pages and pages of information, and having no clue what they are trying to tell me. Finally, I get it!! Your videos are a blessing, especially for the ones that study from home and try to make sense of the whole small details in a&p!

  • @yenismarcabrera2309
    @yenismarcabrera2309 3 ปีที่แล้ว +6

    From the bottom of my heart, God bless you! Thank you for helping me understand what I've been trying to make sense of throughout a whole semester at optometry school lol this and other videos. All your videos from ALL the subjects ROCK!

  • @shuraymsudaysi4925
    @shuraymsudaysi4925 3 ปีที่แล้ว +5

    Am medical student from Somalia
    And this video and all ur videos helped me alot. am very grateful for u, thanks Dr ninja.
    Keep going

  • @menatollasoliman
    @menatollasoliman ปีที่แล้ว +3

    As an optometry student, we thank you GREATLY. Incredible, in depth, yet precise. Thank you so so much for this!

  • @ForTheLoveOfCows
    @ForTheLoveOfCows 4 ปีที่แล้ว +1

    My professor is not interacting with our online class so these videos are so helpful to me. Thank you for taking the time to explain things in detail. You really make it easy to follow. Great job!

  • @kearley8792
    @kearley8792 2 ปีที่แล้ว

    Amazing presentation, Mr. Ninja. I have watched many of your videos to better understand the materials I'm learning in school. Your presentation and mastery of the subject matter is far above any professor I've had. Thank you!

  • @mkfoote
    @mkfoote 4 ปีที่แล้ว +5

    thank you for saving my life in midterm season. this is a great contribution to youtube!

  • @fc_Neny
    @fc_Neny 17 วันที่ผ่านมา

    Here 6 years after and this is still the best!

  • @norfede93
    @norfede93 6 ปีที่แล้ว +5

    Wow! That´s all I can say. None of my classes in University have been as understandable as your video. Props to you and thank you very much!

  • @user-cg9ec2pz6x
    @user-cg9ec2pz6x ปีที่แล้ว +1

    This is the by far the best explanatin I found in the web for phototrunsduction, it is all so much clear now and I thank you for that!!!

  • @victoriafarasat4267
    @victoriafarasat4267 6 หลายเดือนก่อน +2

    I hope you know how much we all love and appreacite everything that you do. You truly are the ost amazing person on the planet

  • @Odonta7
    @Odonta7 ปีที่แล้ว +1

    Thank you ...This is mind boggling not just from the process itself and how all this has been determined but how it happens fast enough from I understand as essentially diffusion and how it all evolved most probably from a developing light sensitive area on single cellular organism many millions of years ago. Extremely interesting! Pushing the imagination to the limit and beyond!

  • @giantblob7075
    @giantblob7075 3 ปีที่แล้ว

    YOU'RE A GOD SEND - you teach me more than any textbook and lecturer! Thank you so much!

  • @elizabethbiddle6313
    @elizabethbiddle6313 4 ปีที่แล้ว +16

    So grateful for these videos, especially as a visual learner. Thank you so much! Imma buy me some gear!

  • @woillusion123
    @woillusion123 4 ปีที่แล้ว +1

    I'm a vet student and man, this was the finest explanation of this much difficult topic I ever heard. Even well paid profs are not able to break this down so comprehensible.

  • @migueltacos1610
    @migueltacos1610 5 ปีที่แล้ว +2

    Incredible video. Thank you, sir! Your excitement makes the video be fun to watch. You da man!

  • @navisingh9394
    @navisingh9394 11 หลายเดือนก่อน

    your videos are insanely useful and informative, and easy enough to follow. Thanks and never stop teaching.

  • @morgan2852
    @morgan2852 4 ปีที่แล้ว +2

    honestly dude you are the best teacher ever. these videos are a game changer.

  • @nicemovie1000
    @nicemovie1000 ปีที่แล้ว +1

    Thank you for this video! You speak so clearly that I can speed it up and go over the video again quicker as a review.

  • @srijanap.193
    @srijanap.193 6 ปีที่แล้ว +5

    The way you make the things simplier is just awesome . It's really helpful. Thank you so much😊

    • @NinjaNerdOfficial
      @NinjaNerdOfficial  6 ปีที่แล้ว +1

      +seaz katty so happy we were able to help!

  • @barbaradonohue4822
    @barbaradonohue4822 2 ปีที่แล้ว

    You have no
    Idea how amazing you are. Seriously. Extremely gifted.

  • @vidiia
    @vidiia 4 ปีที่แล้ว

    I'm studying photoreceptors for an assignment at uni and this has been a really informative and engaging video. Thanks loads.

  • @yasaminkh8164
    @yasaminkh8164 3 ปีที่แล้ว +1

    I'm a psychology student and I watch your videos.Because you cover everything and explain it so well that I can understand it easily.Thank you.

  • @melipasanin9126
    @melipasanin9126 5 ปีที่แล้ว

    Thank you so much for putting so much effort into the videos you guys are making!!! Highly appreciated!!! 🙌🏼 You just made me not hate the vision pathway which I was trying to understand since yesterday! So thank You.

  • @tejasvisakhamuri1380
    @tejasvisakhamuri1380 4 ปีที่แล้ว +44

    36:28 - The Recap
    Thank you so much, watching your neurology series, and they’re really helpful.

  • @nandinisharma847
    @nandinisharma847 5 ปีที่แล้ว +3

    All your videos are outstanding, filled with plenty of information, easy to understand and retain for a longer duration of time... I wish I could get a common like button to hit all at once.. I have not come across even a single that I did not like or could skip watching. Great work done!! Please keep doing what you are doing... Your work is exceptional. (Kindly make videos on biochemistry and more of org-chemistry as stuff overlaps). Look forward to watching more

  • @leenbeida1880
    @leenbeida1880 5 ปีที่แล้ว +1

    This is incredibly helpful, and btw your enthusiasm is priceless 👏🏻👏🏻

  • @Emily-zx8ld
    @Emily-zx8ld 3 ปีที่แล้ว

    You are the only reason I am surviving my neuroscience class right now. Thank you so so so much!!

  • @lamarhammond5976
    @lamarhammond5976 ปีที่แล้ว

    You are amazing thank you so much! It would have taken me days to understand the mechanisms you described, but you explained it so well in 42 minutes! You are the best!!

  • @jadenrandles871
    @jadenrandles871 4 ปีที่แล้ว

    Absoluetly fantastic video! Certainly helped me with my second year neuroscience class at univeristy!! thank you

  • @salmaetman5869
    @salmaetman5869 3 ปีที่แล้ว +1

    Very thankful for the great work of the whole team

  • @shaegonzales6018
    @shaegonzales6018 3 ปีที่แล้ว

    Amazing video!!! This has been incredible and allows me to understand fully the content!!! Thank you all.

  • @daraatang
    @daraatang 5 ปีที่แล้ว

    Wow.. This is awesome! Thank you so much! The book I was reading made it so hard to understand but you put light into it. Thanks.

  • @Redheadedlady55
    @Redheadedlady55 4 ปีที่แล้ว

    ~That was amazing to watch this young man explain the complexities of the human eye.🙂

  • @dr-usman-pak
    @dr-usman-pak 5 หลายเดือนก่อน

    The way on which you are giving the lecture i am speechless about that sir❤

  • @stormykook
    @stormykook 2 ปีที่แล้ว

    absolutely wonderful lecture on phototransduction. thank you for that!!!

  • @nicolemumbamarwo595
    @nicolemumbamarwo595 5 ปีที่แล้ว +1

    Couldn't ask for more... you're the reason why I'll pass my exams... thanks to the moon and back

  • @TALKmd
    @TALKmd 5 ปีที่แล้ว

    Great, genuine explanation,in great flow

  • @Aditya_Prabhune
    @Aditya_Prabhune 3 ปีที่แล้ว

    I am just so happy watching this. This makes the topic seem less tough and more understandable

  • @alieskandari633
    @alieskandari633 10 หลายเดือนก่อน

    Thanks so much for the fantastic quality of the contents. You educate better than instructors both in Iran and the US. ❤

  • @jagparmar707
    @jagparmar707 6 ปีที่แล้ว

    You are too good. So organized. Thank you very much.

  • @yusra5833
    @yusra5833 15 วันที่ผ่านมา

    i want to cry and thankyou and i just want to personally meet you just to say that your efforts and hardwork really matters to us ..thankyou . thankyou so much

  • @678uio
    @678uio 11 หลายเดือนก่อน +1

    Hey professor
    I dont know tyis comment will reach to u or not but im just wanna thanks u from all my heart as u do extreme and extreme hard work for students like us who completely rely on u, May Allah be pleased with you

  • @angelunar
    @angelunar 5 ปีที่แล้ว +7

    Your channel is amazing!! Please keep posting. If I wasnt a student and/or had at least some disposable income I'd love to become a patron. But for now, a thank you is all i could do. :)

  • @IslamKhan-os8be
    @IslamKhan-os8be 2 ปีที่แล้ว +1

    Excellent presentation and accurate explanation.

  • @ninica35
    @ninica35 4 ปีที่แล้ว

    I love your videos...I am almost to become opthalmology specialist and am studing for final exam, I find your videos easier to study than my books.

  • @n2med
    @n2med 3 ปีที่แล้ว

    This was by FAR the best explanation of phototransduction; comprehensively reviewing this entire segment from my neurology class nearly 2 years ago. I can't thank you enough for taking the time to make, edit, and post this video!

  • @javeriasiddiqui4232
    @javeriasiddiqui4232 5 ปีที่แล้ว +1

    omg this is exactly what I needed! god bless you!

  • @supreetkarn3726
    @supreetkarn3726 3 ปีที่แล้ว

    Thank you so much for these amazing videos. It is always a treat to watch them. 🥰🥰

  • @cristalespindola3913
    @cristalespindola3913 5 ปีที่แล้ว

    Thank you for explaining this very well.

  • @juikaiwang
    @juikaiwang 4 หลายเดือนก่อน

    Thank you for such a wonderful lecture. Best Christmas gift this year!

  • @Crip4Lifeboy
    @Crip4Lifeboy 5 ปีที่แล้ว

    Well presented. You're extremely helpful!

  • @londesimuchimbajnrmd9688
    @londesimuchimbajnrmd9688 4 ปีที่แล้ว +1

    Preparing for my resident exams,your video sir has been really helpful

  • @laurabalogh6174
    @laurabalogh6174 2 ปีที่แล้ว +1

    Hello!
    This is awesome!
    I am a second year medical student, and this just made my day! Thank you :)

  • @ogieborosamudiamen5070
    @ogieborosamudiamen5070 3 ปีที่แล้ว

    Reading the phototransduction in my book really made my head wanna explode..this video actually made it very understandable or palatable..
    Thank u and continue in your good work..
    God bless u

  • @daniellameighoo8151
    @daniellameighoo8151 5 ปีที่แล้ว +1

    Thank you so much, i am a year one Optometry student and this video covered basically most of my content

  • @habbsdeokota5497
    @habbsdeokota5497 3 ปีที่แล้ว

    The best explanation so far👍🏻 love all your videos.

  • @chandnisingh8707
    @chandnisingh8707 5 ปีที่แล้ว +4

    Simply wow! Great! Love from India 🙏✨🇮🇳🌹

  • @tiacrouse390
    @tiacrouse390 3 ปีที่แล้ว

    Your videos are way more helpful than my physiology professor.

  • @gabrielerklart1470
    @gabrielerklart1470 5 ปีที่แล้ว +1

    Wow! Didn´t find any video which is so detailed!! Thank you very much

  • @thuyminguyen4372
    @thuyminguyen4372 4 ปีที่แล้ว +1

    Thank you for saving me in Optometry school!!

  • @hridoymojumder7016
    @hridoymojumder7016 4 ปีที่แล้ว

    amazing video. your video is really understandable. I am an optometrist student and I watch your all ophthalmic related videos. Each video is so nice keep it up sir

  • @manalemad1589
    @manalemad1589 ปีที่แล้ว +1

    how could it be this perfect

  • @keerthana_mahi8172
    @keerthana_mahi8172 2 ปีที่แล้ว +1

    Thanks a lot Dr. Zach
    It all makes sense now to me
    😇😇🙏

  • @shahnazmehrasa
    @shahnazmehrasa 6 ปีที่แล้ว +1

    Thank you so much , please make more videos !!

  • @sarawithanh6146
    @sarawithanh6146 2 หลายเดือนก่อน

    thanks a load for decorticating complex content into easily grasped info

  • @smilesave
    @smilesave 5 ปีที่แล้ว

    Omg super natural talent . Keep up the good work .will definitely subscribe till my vision become HM

  • @christinesingleton4413
    @christinesingleton4413 3 หลายเดือนก่อน

    I wanted to learn about the function of my eyes and this video helped me i know you love what you do you explained everything Thank you for educating us about our eyes

  • @harshitgupta2471
    @harshitgupta2471 3 ปีที่แล้ว

    you really make the locdown productive,love you loads

  • @user-vs1ic8iy4q
    @user-vs1ic8iy4q 5 ปีที่แล้ว

    IT IS JUST GREAT, EXCELLENT, AMAZING
    Thank you soooo much!!

  • @snehas6892
    @snehas6892 3 ปีที่แล้ว

    Sir your just tooo awesome !Thanks a ton for this ! Please continue making videos.

  • @immadullah2474
    @immadullah2474 5 ปีที่แล้ว

    OMG, you made it look super easy & I am so happy I don't need to cram it now

  • @manalaltaf2338
    @manalaltaf2338 6 ปีที่แล้ว +1

    This is amazing,thankyou so much.

  • @jshin2531
    @jshin2531 6 ปีที่แล้ว

    This video is so helpful ! Thank you so much

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    @domingopartida5812 3 ปีที่แล้ว

    Love your videos, thank you soooo much for uploads!

  • @ahmetbal7948
    @ahmetbal7948 5 ปีที่แล้ว +11

    i love it!!!
    I dont even understand how 40 minutes pass.

  • @kendraabdullahi
    @kendraabdullahi ปีที่แล้ว

    You’ve outdone yourself once again!!!

  • @zahraamoidin2594
    @zahraamoidin2594 4 ปีที่แล้ว

    was super confused and my lecturer confused me further . this helped so much !!!!

  • @jenniferkorney1240
    @jenniferkorney1240 4 ปีที่แล้ว

    you are freaking amazing! thank you for making this tutorial!!!!

  • @hanawana1
    @hanawana1 หลายเดือนก่อน

    God bless you! So clear and informative

  • @Sandra-kn6ut
    @Sandra-kn6ut ปีที่แล้ว

    Thank you for your service Sir

  • @nishokaramcharan4379
    @nishokaramcharan4379 3 ปีที่แล้ว

    I have an exam in 5 hours and this man single handedly helped me pass neurosciences

  • @Mmmyea645
    @Mmmyea645 3 ปีที่แล้ว +1

    You deserve 1M more subscribers!!! Your content is invaluable and helped me so much thru uni :)))

  • @yanasharma2559
    @yanasharma2559 5 ปีที่แล้ว

    Really interesting way of explaination .. i understood so clearly ... !

  • @symmetry5829
    @symmetry5829 4 ปีที่แล้ว +1

    That transduction part is awesome.

  • @AbZeeify
    @AbZeeify 6 ปีที่แล้ว

    You my friend! You are the real saviour 💗 cheers mate!