Search results for “Follicular phase”

Regenerative phase of an inflammation

In the regenerative phase, inflammation-resolving messenger substances are released. Macrophages of type M2 dispose of cell and tissue debris. At the same time, other immune cells begin the first repair measures. Author: 3sat/nano/DOCUVISTA Filmproduktion/Marilena Schulte,Maike Wurtscheid/Jörg Beck

Development phase of an inflammation

If a foreign body penetrates the skin, phagocytes in the damaged tissue are the first to react. So-called M1-type macrophages release pro-inflammatory messenger substances. These include prostaglandins. These hormones trigger a pain stimulus. Author: 3sat/nano/DOCUVISTA Filmproduktion/Marilena Schu

The menstrual cycle

The menstrual cycle begins between the ages of 9 and 13. It brings physical and hormonal changes into four phases: menstruation, follicular phase, ovulation and luteal phase. This cycle typically lasts 28 days. It affects mood, health and fertility. The experiences are very different. Some have few

The culture shock and the 4 stages of adaptation

When we move to another country, we are often exposed to a culture that is different from ours. We have to go through four phases of transition: honeymoon, frustration, adaptation and integration. Some people are enthusiastic about the foreign culture for months, while others are frustrated on the f

08 The Types of Chemical Reaction

The three types of a chemical reaction (analysis, synthesis and conversion) are only presented theoretically! An application and chemical experiments for this take place in the attendance phase at school! Original: "Wolfgang Dukorn" Original: German. All translations in this video have been done b

08 Decomposition of a pure substance

Pure substances can be analysed (broken down) by chemical reactions. In the process, elements are created. The important experiment of Hoffman's decomposition apparatus is presented and the proof for hydrogen and oxygen gas is shown. The results of the experiment are part of the attendance phase at

Screencasts and flipped classroom

Chemistry is considered a demanding and learning-intensive subject. It is important to master the essential knowledge and skills. With the screencasts on this channel, everyone can watch the lesson material again and again, follow up on it but also prepare it. Teachers can use the content in the f

Lunar Eclipse Essentials | NASA Planetary Sciences

Discover what happens during a lunar eclipse in this video from NASA. The orbit of the Moon around Earth causes the monthly phases of the Moon; lunar eclipses occur when the Moon passes through Earth's shadow. The video shows how the appearance of the Moon changes as it passes through Earth's penumb

The 5 stages of grief

When we lose someone or something that is important to us, we often go through 5 stages of grief: denial, anger, negotiation, depression, and acceptance. Each stage serves the purpose of helping us cope with the loss. This complex emotional reaction to a loss is unique to each person and is not alwa