@rn_ahmed_saadawi: أشهر التحاليل الطبية ومعنى كل تحليل في أقل من دقيقة! لو طالب تمريض أو في أي كلية طبية، الفيديو ده هيساعدك تحفظ أشهر التحاليل ومعنى كل واحد منها بسهولة. ✅ CBC ✅ PCR ✅ CRP ✅ ESR ✅ HbA1c ✅ FBS ✅ RBS ✅ LFT ✅ KFT ✅ Lipid Profile ✅ TSH ✅ D-dimer 💾 احفظ الفيديو للمراجعة، وابعته لأي حد هيستفيد منه. #تمريض #تحاليل_طبية #ahmed_saadawi #CBC #PCR

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كملها بفكرة
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Tuesday 07 July 2026 08:46:54 GMT
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sarm7431
خالد سعيد :
اقدر اشتغل في التحاليل دي من كليه علوم قسم اي ارجو لافاده
2026-08-19 16:11:45
0
shahin02041
آلَــــــزٍعٌـــــــيَمً 🇮🇶 :
2026-07-24 08:24:23
1
analyst199
المحلل 👨🏻‍🔬 :
RBS مكرر مرتين
2026-08-11 04:46:31
1
ahmed784c
عبـديــع🕊️ :
في تحليل مخدرات
2026-08-01 23:54:56
0
4qwetuuyr
. :
بشكد تحليل PCR
2026-07-18 16:19:06
0
mohammed.ramadan0110
معمل الحياةكوم الفرج د/ محمد :
https://vt.tiktok.com/ZSXj8msXt/
2026-07-13 09:03:27
0
shahin02041
آلَــــــزٍعٌـــــــيَمً 🇮🇶 :
2026-07-24 08:24:26
1
user94492928
🫧ma❄️ :
👍👍
2026-07-26 22:41:47
1
shahd.khalid145
Shahd Khalid :
@Aisha Alaa شوفي الكبد و الكلي
2026-08-14 19:31:13
1
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The endocrine system is essentially the body's chemical signaling network—a way for different tissues to talk to each other over long distances using hormones. Unlike nerves which deliver messages point-to-point along dedicated lines, the endocrine system broadcasts. Glands release hormones straight into the bloodstream, and those hormones will affect any cell that happens to have the right receptors, whether that cell is right next door or clear across the body. You've got the major players everyone knows—the pituitary, thyroid, adrenals, pancreas-but also tissues in places like the heart, kidneys, and fat that secrete hormones as part of their day job. The signals themselves are chemically diverse. Steroids (like cortisol or estrogen) are lipid-soluble; they slip right through the cell membrane and work directly inside the nucleus, which is efficient but slow, since it involves turning genes on or off. Peptide hormones (like insulin), on the other hand, are water-soluble and can't get through the membrane, so they have to bind to receptors on the surface and trigger second messenger cascades. That's faster acting, but the signal degrades quickly. What's really elegant is the control logic. The hypothalamus in the brain constantly samples what's going on in the body and releases tropic hormones that tell the pituitary what to do. The pituitary then sends its own signals to peripheral glands. Take the stress axis: hypothalamus releases CRH, pituitary releases ACTH, adrenals release cortisol. Once cortisol levels are high enough, it feeds back to shut down the hypothalamus and pituitary. A self-limiting loop. And none of this operates in a vacuum the endocrine system is deeply intertwined with the nervous and immune systems. They form a kind of tripod, coordinating things like inflammation, metabolism, and how we respond to stress. It's less a collection of isolated glands and more an integrated physiological conversation. #nursingstudent #study  #nursingnotes  #knowledge #medstudent
The endocrine system is essentially the body's chemical signaling network—a way for different tissues to talk to each other over long distances using hormones. Unlike nerves which deliver messages point-to-point along dedicated lines, the endocrine system broadcasts. Glands release hormones straight into the bloodstream, and those hormones will affect any cell that happens to have the right receptors, whether that cell is right next door or clear across the body. You've got the major players everyone knows—the pituitary, thyroid, adrenals, pancreas-but also tissues in places like the heart, kidneys, and fat that secrete hormones as part of their day job. The signals themselves are chemically diverse. Steroids (like cortisol or estrogen) are lipid-soluble; they slip right through the cell membrane and work directly inside the nucleus, which is efficient but slow, since it involves turning genes on or off. Peptide hormones (like insulin), on the other hand, are water-soluble and can't get through the membrane, so they have to bind to receptors on the surface and trigger second messenger cascades. That's faster acting, but the signal degrades quickly. What's really elegant is the control logic. The hypothalamus in the brain constantly samples what's going on in the body and releases tropic hormones that tell the pituitary what to do. The pituitary then sends its own signals to peripheral glands. Take the stress axis: hypothalamus releases CRH, pituitary releases ACTH, adrenals release cortisol. Once cortisol levels are high enough, it feeds back to shut down the hypothalamus and pituitary. A self-limiting loop. And none of this operates in a vacuum the endocrine system is deeply intertwined with the nervous and immune systems. They form a kind of tripod, coordinating things like inflammation, metabolism, and how we respond to stress. It's less a collection of isolated glands and more an integrated physiological conversation. #nursingstudent #study #nursingnotes #knowledge #medstudent

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