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Primary school science experiment equipment Science minor production physiological knowledge understanding human body series human blood circulation
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Price from:
15,855 so'm
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About the product
Characteristic
- Material
Plastic/plastic
- Origin
Yiwu
- Specifications
16*26
- Item No.
20190106
- Brand
Color matching (maternal and child)
- Applicable age
Children (4-6 years old)
- Place of import
China
- Is there a shopping guide video
Yes
- Ability Training
Emotion
Vision
Intellectual development
Hands-on brain
Grip
Hand-eye coordination
Other ability training
Interactive Toys
Parent-child communication
Interest cultivation
- Is there an animation image
No
- Toy type
Human blood circulation
- Whether it is exclusively for foreign trade
No
- 3C configuration category
Other toys under 14 years old
Description
科技小制作套件之：人体血液循环 原理：血液循环由体循环和肺循环两条途径构成的双循环。血液由左心室射出经主动脉及其各级分支流到全身的毛细血管，在此与组织液进行物质交换，供给组织细胞氧和营养物质，运走二氧化碳和代谢产物，动脉血变为静脉血；再经各小静脉中静脉最后经过上，下腔静脉及冠状窦流回右心房，这循环为体循环。血液由右心房射出经肺动脉干的各级分支到肺毛细血管，在此与肺泡进行气体交换，吸收氧并排出二氧化碳，静脉血变成动脉血，然后经静脉流回左心房，这一循环为肺循环。 
Characters
Properties
- Material
Plastic/plastic
- Origin
Yiwu
- Specifications
16*26
- Item No.
20190106
Description
科技小制作套件之：人体血液循环 原理：血液循环由体循环和肺循环两条途径构成的双循环。血液由左心室射出经主动脉及其各级分支流到全身的毛细血管，在此与组织液进行物质交换，供给组织细胞氧和营养物质，运走二氧化碳和代谢产物，动脉血变为静脉血；再经各小静脉中静脉最后经过上，下腔静脉及冠状窦流回右心房，这循环为体循环。血液由右心房射出经肺动脉干的各级分支到肺毛细血管，在此与肺泡进行气体交换，吸收氧并排出二氧化碳，静脉血变成动脉血，然后经静脉流回左心房，这一循环为肺循环。