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Sona Valikhan

Sona Valikhan is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Sona Valikhan rather than just read about it. In short: Sona Valikhan (Azerbaijani: Sona Vəlixan; June 19, 1883 – April 4, 1982), was an Azerbaijani Soviet ophthalmologist, doctor of medical sciences, professor, Honored Scientist of Azerbaijan SSR (1942), and the first Azerbaijani woman to receive a medical degree. She played an important role in the development of Azerbaijani ophthalmology.

Sona Valikhan — main illustration
Sona Valikhan — illustration

Key takeaways

  • Sona Valikhan belongs to science; place it in that map before memorising details.
  • Learn the definition first, then one example that makes the definition concrete.
  • Connect Sona Valikhan to a quantity you can measure, compute or draw — that is where exam questions come from.
  • Reproduce the core statement of Sona Valikhan from memory before moving on to harder problems.

Reference excerpt

Sona Valikhan (Azerbaijani: Sona Vəlixan; June 19, 1883 – April 4, 1982), was an Azerbaijani Soviet ophthalmologist, doctor of medical sciences, professor, Honored Scientist of Azerbaijan SSR (1942), and the first Azerbaijani woman to receive a medical degree. She played an important role in the development of Azerbaijani ophthalmology.

Biography Sona Valikhan was born on 19 June 1883 in Kharkiv to a family of a doctor. She received her secondary education in Kharkiv. In 1900 she left for Switzerland, where she studied for one year at the University of Lausanne. In 1908, Valikhan completed her education after graduating from the Women's Medical Institute in St. Petersburg. Thus, she became one of the first Azerbaijani women with a higher education and the first Azerbaijani woman to receive a medical degree. After graduation, she worked at the medical faculty of the Kharkov University. Until 1939, Valikhan worked as an assistant, associate professor and professor at the Department of Eye Diseases of the Azerbaijan Medical Institute. In 1931, she published an article "On the pathological anatomy of endophthalmitis", which was evaluated by the Nobel Prize Committee. In 1941, the Committee for outstanding achievements in the development of ophthalmology and the fight against trachoma presented Valikhan to the Nobel Prize in Medicine, but because of the start of the World War II, the annual Nobel Prize was suspended. From 1939 to 1971 she was the head of the Department of Eye Diseases of the Azerbaijan State Advanced Training Institute for Doctors named after A. Aliyev. Between 1945 and 1950, Valikhan was the chairman of the Society of Ophthalmologists of the Azerbaijan SSR. In 1942, she was awarded the title of Honored Scientist of the Azerbaijan SSR. From 1946 to 1960 she was the deputy director of the Azerbaijan Research Institute of Ophthalmology. Valikhan was the author of more than 60 scientific works, including 2 monographs. Her works were mainly devoted to the problems of trachoma, glaucoma, eye damage and morphological changes in the damaged eye as a result of leprosy, syphilis, tuberculosis and various tumors. Valikhan dedicated most of her life to training the ophthalmologists. Under her leadership, three people defended the doctor of science degree, and other 18 – the candidate of science degree. She conducted advisory, scientific and pedagogical work, and was engaged in social activities. Valikhan was awarded with orders and medals. She died on 4 April 1982. On the wall of the house in Baku (20 Huseyn Javid Ave.), where Valikhan lived from 1971 to 1982, there is a memorial plaque with her bas-relief.

References

Literature Инсанов, А. Б. (2003). История здравоохранения Азербайджана. Baku: «Азербайджан». p. 631.

Illustrations

Sona Valikhan illustration

Worked examples

Example 1 — a first encounter with Sona Valikhan

Start with the simplest possible case. Write down what Sona Valikhan claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Sona Valikhan before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Sona Valikhan ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Sona Valikhan

In research
Sona Valikhan appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry
Engineering practice reuses Sona Valikhan in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom
Sona Valikhan is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1883 births, 1982 deaths, Azerbaijani medical doctors, so understanding it makes those chapters shorter.
In everyday life
Look for Sona Valikhan outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.
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How to study Sona Valikhan in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what Sona Valikhan means in your own words.
  3. Compare your version with the excerpt and mark what you missed.
  4. Work through the three examples above with pen and paper.
  5. Explain Sona Valikhan out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Sona Valikhan in simple terms?

Sona Valikhan (Azerbaijani: Sona Vəlixan; June 19, 1883 – April 4, 1982), was an Azerbaijani Soviet ophthalmologist, doctor of medical sciences, professor, Honored Scientist of Azerbaijan SSR (1942), and the first Azerbaijani woman to receive a medical degree. She played an important role in the de…

Why does Sona Valikhan matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Sona Valikhan?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Sona Valikhan.

Tags

  • 1883 births
  • 1982 deaths
  • Azerbaijani medical doctors
  • First women medical doctors
  • Medical doctors from the Russian Empire

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