How Medicine Works in Human Body? | How Your Body Process Medicine? | The Dr. Binocs Show

Peekaboo Kidz
15 Mar 202405:33

Summary

TLDR本视频通过一个有趣的比喻解释了药物如何在我们的身体内发挥作用。药物被描述成一支私人军队,对抗病菌和伤痛。视频详细介绍了药物从吞咽开始,通过食道、胃、小肠、血液,最终到达肝脏的处理过程。药物分子在血液循环中识别并绑定到痛觉受体上,阻止疼痛信号的产生,从而缓解疼痛。视频还强调了正确剂量的重要性,并提醒观众在医疗专业人士的指导下服用药物。

Takeaways

  • 💊 药物就像个人的军队,帮助对抗病菌和疾病,让你感觉更好。
  • 🌡️ 当你吞下药片,它会经过食道进入胃中,在胃酸和酶的作用下开始分解。
  • 🚀 有些药物专门设计为绕过胃部,直接进入小肠以更好地吸收。
  • 🩸 药物被吸收进血液后,会经过肝脏处理,部分药物分子转化为代谢物并最终排出体外。
  • 🔄 活跃的药物分子进入循环系统,分布到身体的各个组织和器官。
  • 🎯 特定止痛药的药效分子能识别并绑定到最活跃的痛觉感受器上,阻止疼痛信号的产生。
  • 🕒 随着更多药物分子积累,疼痛效果开始减少,1到2小时内达到最小或无痛状态。
  • 🚫 药物分子在达到目标后会逐渐脱离并重新进入血液,最终被转化为代谢物并排出体外。
  • 💧 代谢物主要通过肾脏以尿液的形式排出体外,有些药物也可能通过汗液、唾液和粪便排出。
  • 📈 药物的有效性取决于药物类型、给药方式、现有健康状况、年龄和遗传因素。
  • 👩‍⚕️ 重要的是在医疗专业人士的指导下正确服用药物,以防止任何并发症。

Q & A

  • 药物Z是如何在人体内发挥作用的?

    -药物Z通过进入人体后,被吸收进入血液,然后通过循环系统分布到各个组织和器官,包括大脑、心脏和肾脏。在旅途中,某些止痛药的药用分子会识别出疼痛感受器最活跃的地方,并与之结合,阻止疼痛信号的产生,从而减轻疼痛。

  • 药物在胃中会发生什么变化?

    -药物在胃中会被胃酸和酶开始分解,但并非所有药物都会在胃中溶解,有些药物是专门设计来绕过胃部,直接进入小肠以便更好地吸收。

  • 药物进入血液后会经历哪些过程?

    -药物进入血液后会被运输到肝脏,部分药物分子在那里被转化为称为代谢物的非活性物质,并最终被排出体外。剩余的活性药物分子进入循环系统,分布到不同的组织和器官,并返回肝脏进一步处理。

  • 止痛药是如何减轻疼痛的?

    -止痛药的药用分子会在体内寻找疼痛感受器最活跃的地方,并与之结合,阻止疼痛信号的产生,随着更多药物分子在该点积累,疼痛效果开始减少,直至在1到2小时内减轻至最低或无痛。

  • 药物是如何被排出体外的?

    -药物分子在从目标点脱离并重新进入血液后,开始被排出体外。它们返回肝脏,在那里一些分子再次转化为非活性代谢物,然后主要通过肾脏排出体外,以尿液形式排出。有些药物也可能通过汗液、唾液和粪便等其他途径排出。

  • 为什么需要按照正确的剂量服用药物?

    -正确的剂量可以防止并发症的发生。剂量过小可能无效,而剂量过大可能导致毒性。因此,应在医疗专业人员如医生或药剂师的指导下服用药物,以确保安全有效的治疗。

  • 阿司匹林是在什么时候被引入的?

    -阿司匹林,第一种合成药物,是在1897年被引入的。

  • 青霉素是由谁发现的?

    -青霉素是由苏格兰细菌学家亚历山大·弗莱明在1928年发现的。

  • 药物的有效性取决于哪些因素?

    -药物的有效性取决于药物类型、给药方法、现有的健康状况、年龄和遗传等因素。

  • 为什么保持健康很重要?

    -保持健康可以通过良好的饮食、定期锻炼以及确保休息和外出玩耍来预防疾病,减少药物的使用。

  • 如果药物剂量不足会发生什么?

    -如果药物剂量不足,它可能不会有效,无法达到预期的治疗效果。

  • 药物剂量过大会导致什么后果?

    -药物剂量过大可能会导致毒性反应,对身体健康造成严重伤害。

Outlines

00:00

💊 药物如何在我们的身体里发挥作用

本段落通过比喻解释了药物如何在人体内发挥作用。药物被比作个人军队,对抗入侵者如细菌和疾病,帮助我们恢复健康。详细描述了药物从吞咽开始,通过食道进入胃部,在那里被胃酸和酶分解,然后进入小肠吸收,通过肠壁进入血液。药物分子在肝脏中被部分转化为称为代谢物的非活性物质,并最终被排出体外。剩余的活性药物分子进入循环系统,被输送到各种组织和器官,包括大脑、心脏和肾脏,并在那里发挥止痛等作用。最后,药物分子被身体移除,通过肾脏等途径排出体外。强调了正确剂量的重要性,以及在医疗专业人员的指导下服用药物的必要性。

05:00

🐾 向老师请假的小猫咪

这一段描述了一个情景,小猫因为生病无法上学,而视频中的讲述者(Dr boox)已经通知了小猫的学校老师。这一段以轻松愉快的方式结束,伴随着音乐,展现了对小猫的关心和照顾。

Mindmap

Keywords

💡药物

药物是指用于预防、治疗或诊断疾病的化学物质。在视频中,药物被比喻为个人的军队,帮助抵抗像细菌这样的入侵者,以恢复健康。药物的作用机制、如何被身体吸收和分布,以及如何通过肝脏和肾脏等器官排出体外,都是视频讨论的重点。

💡消化系统

消化系统包括口腔、食道、胃、小肠和大肠等,是人体处理食物和药物的主要系统。药物通过消化系统被分解、吸收进入血液,然后分布到全身。在视频中,药物首先进入胃中,在那里被胃酸和酶分解,然后进入小肠进一步吸收。

💡血液循环

血液循环系统负责将氧气、营养物质和药物等输送到全身各个组织和器官,同时也负责将代谢废物排出体外。药物通过血液循环系统到达目标组织,发挥治疗效果。

💡肝脏

肝脏是人体的主要解毒器官,负责将药物分子转化为代谢物,以便更容易地从体内排出。药物在肝脏中经历代谢过程,部分药物分子失去活性,成为代谢物。

💡肾脏

肾脏是人体排泄废物的主要器官之一,通过形成尿液将代谢物排出体外。药物的代谢物主要通过肾脏排泄,以维持体内化学平衡和健康。

💡药物剂量

药物剂量是指为了达到治疗效果而需要摄入的药物量。正确的剂量对于确保药物疗效和避免毒性至关重要。视频中强调了在医生或药剂师的指导下正确服用药物的重要性。

💡药物代谢

药物代谢是指药物在体内经过生化转化的过程,通常包括将药物分子转化为更容易排泄的形式,即代谢物。这个过程主要在肝脏中发生,是药物排出体外的第一步。

💡止痛药

止痛药是一类用于缓解疼痛的药物。它们通过作用于神经系统,阻止疼痛信号的传递,从而减轻或消除疼痛感。视频中特别提到了头痛时服用的止痛药。

💡药物分子

药物分子是指构成药物的基本化学单位。这些分子在体内通过特定的机制发挥作用,比如与受体结合,阻断疼痛信号或杀死病原体。

💡药物副作用

药物副作用是指除了预期的治疗效果之外,药物引起的其他身体反应。这些反应可能是轻微的,如轻微的消化不适,也可能是严重的,如过敏反应。

💡健康指导

健康指导是指由医疗专业人员提供的关于如何保持健康、预防疾病以及正确使用药物的建议。视频中提到了遵循医生或药剂师的指导来安全有效地使用药物。

Highlights

药物Z的工作原理

药物如何像个人军队一样对抗病菌

药物在体内的吸收过程

药物如何通过肝脏进入循环系统

药物分子如何识别并绑定到疼痛受体

药物如何减轻疼痛感

药物分子的体内循环与排泄过程

药物消除主要通过肾脏排泄

药物效果取决于药物类型、给药方式、健康状况、年龄和遗传等因素

正确剂量的重要性

药物使用应在医疗专业人员指导下进行

合成药物阿司匹林于1897年首次推出

青霉素由苏格兰细菌学家亚历山大·弗莱明在1928年发现

药物发现背后的故事

保持健康的生活方式建议

通知学校老师因疾病缺席

Transcripts

play00:05

I hope you're feeling better after

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taking the medicine little kitty little

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better don't worry as the medicine

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starts to work its wonders in your body

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you'll be back to normal again how let

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me explain that by answering a

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Bittersweet question how does your body

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process medicine Z

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medicines are like your own personal

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army fighting off Invaders like germs

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and boo boos to help you feel better and

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get back to having fun but have you ever

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wondered how these magical potions work

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their wonders inside your body and more

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importantly how do these fills know

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exactly where the issue is and how to

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cure

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it well let's assume someone has a

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headache and decides to take a

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painkiller for it as you swallow a pill

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it travels down your esophagus and into

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your stomach where acid and enzymes

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begin to break down the

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tablet however not all medicines will

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get dissolved as some are specifically

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formulated to bypass the stomach and

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move forward into the small intestine

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where they dissolve for better

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absorption

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through the intestinal wall into the

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bloodstream after absorption into the

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bloodstream the drug travels to the

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liver where some of the drug molecules

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are turned into inactive substances

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called metabolites which are eventually

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eliminated from the body the remaining

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active drug molecules enter the

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circulatory system which functions as a

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looped roller coaster tract this

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Distributing the drug molecules to

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various tissues and organs including the

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brain heart and kidneys and bringing

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them back to the liver for further

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processing now during this journey the

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medicinal molecules of certain

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painkillers identify a spot where the

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pain receptors are most active and bind

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to them blocking the production of

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compounds responsible for sending pain

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signals as more pill molecules

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accumulate at that spot the painful

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effect starts to diminish reaching a

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minimum or no pain within the next 1 to

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2 hours eventually providing

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relief after this your body starts

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removing these drug molecules as they

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become detached from the targeted spot

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and re-enter the bloodstream to return

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to the liver where some of these

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molecules once again become inactive

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metabolites these metabolites are then

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primarily eliminated from the body

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through the kidneys where they are

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excreted in

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urine however drug elimination is not

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solely limited to the kidneys some drugs

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may also be eliminated through other

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Roots such as sweat saliva and feces

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though this basic process is the same

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for most medicines the effectiveness

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will depend on the type of drug the

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method of administration your existing

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health condition age and

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genetics hence it is crucial to take

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correct dosage of medicine to prevent

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any complications as too little won't

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work while too much can lead to

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toxicity so always remember to take

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medic

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under the guidance of healthcare

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professionals like doctors or

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pharmacists who are experts in their

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field and can ensure safe and effective

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treatment or it's best to always stay

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fit by eating well exercising regularly

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and making sure to take breaks and play

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outside too TR your time did you know

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the first synthetic pharmaceutical

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aspirin was introduced in

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1897 yes and the antibiotic called

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penicillin was discovered by Scottish

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bacteriologist Alexander Fleming in

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1928 to learn more about the amazing

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story behind it please check out our

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video the discovery of antibiotics the

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link is in the description

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below sketching time

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today's sketch of the day goes to Rana

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Vu hope you learn something new today

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until next time it's me Dr boox zooming

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out hey little kitty I've informed your

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school teacher that you won't be coming

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today due to

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illness never

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[Music]

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mind

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药物作用身体代谢安全用药药物吸收药物代谢健康指导医疗知识药物历史阿司匹林青霉素
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