"Blood and Blood Type" PPT courseware

Description

"Blood and Blood Type" PPT courseware

Part One: Introduction of New Course

The ancient saying of "recognizing relatives by shedding blood" means that if the blood of a child and the blood of an adult can be dissolved together, it is the biological child of the parents, otherwise it is not. Is it scientific to shed blood to identify a relative?

learning target

1. Explain the types of ABO blood types and the process of identification.

2. Pay attention to voluntary blood donation.

Blood and blood types PPT, part 2: blood transfusion and blood types

Under what circumstances does the injured need blood transfusion?

If a person loses more than 30% of the total blood volume (about 1200 ml) at one time, it will seriously affect the person's life activities and even endanger his life. At this time, he must be rescued through blood transfusion.

blood transfusion

It is a treatment method in which blood from a blood donor is transfused into the body of a person who has lost blood.

How were blood types discovered?

In the 17th century, doctors tried to inject animal blood into human blood vessels to rescue patients with severe bleeding, but they were unsuccessful.

Will donating blood affect your own health?

Clinical practice and scientific research have led to the following conclusion: regular blood donation is more beneficial to health.

Practice has shown that people who insist on donating blood in an appropriate amount for a long time have significantly higher levels of fresh blood cells in their bodies than those who have not donated blood. They are more energetic and healthier.

Blood and blood type PPT, part 3: feedback in class

1. Someone has type O blood. When he loses blood, the blood type of the recipient must be ( )

A. Type A B. Type B

C.O type D.AB type

2. During blood transfusion, if the blood types of the blood recipient and the transfusion recipient are incompatible, what will happen after the blood transfusion ( )

A. Anemia B. Blood coagulation

C. Red blood cell agglutination D. Inflammation

Keywords: Jiangsu Education Edition seventh grade biology PPT courseware free download, blood and blood type PPT download, .PPT format;

For more information about the "Blood and Blood Type" PPT courseware, please click on the "Blood and Blood Type ppt" tab.

"Blood and Blood Type" PPT download:

"Blood and Blood Type" PPT Download Part One: The Stratification Phenomenon of Blood Extract 10 ml of fresh human blood, put it into a test tube containing a small amount of sodium citrate solution (to prevent blood coagulation), and let it sit for a while. Take a look, what happens to the blood? ..

"Blood and Blood Type" PPT:

"Blood and Blood Type" PPT Part One Content: New Lesson Introduction Why does excessive blood loss lead to death? For patients who have lost excessive blood, why do they need timely blood transfusion instead of fluid infusion? Why can blood tests be used to check health conditions or diagnose diseases to a certain extent?

File Info

Update Time: 2024-11-17

This template belongs to biology courseware Jiangsu Education Edition Seventh Grade Biology Volume 2 industry PPT template

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