"Healthy Life" PPT

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"Healthy Life" PPT

Part One: Exploration

There are Cu2+, SO42-, and H2O in the copper sulfate solution. So what particles cause human poisoning symptoms?

①Maybe H2O causes poisoning symptoms?

②Possibly Cu2+ causes poisoning symptoms?

③ Could it be SO42- that causes poisoning symptoms?

Now there are copper sulfate solution, sodium sulfate solution, copper chloride solution, egg white and other substances. Please design an experiment and verify the instructions.

Detoxification method

Copper is a multi-system affinity poison. When accidentally ingested by the human body, it can affect the entire body, mainly causing damage to the liver, kidneys and nervous system.

Treatment method: Use 500ml of 0.1% potassium ferrocyanide (low toxicity) to perform gastric lavage several times. After gastric lavage, take soy milk or egg white to protect the gastric mucosa.

Healthy Life PPT, Part 2: Activities

① Add a small amount of 5% copper sulfate solution to the test tube (no more than 1/5 of the test tube), ① Add 1 to 2 drops of 5% potassium ferrocyanide solution with a dropper, and shake to observe the experimental phenomenon: there is formation ______ colored ______, and ______ colored copper ions can also be seen at this time.

Question 1: What happens if I don’t take enough medicine?

②Continue to add potassium ferrocyanide solution dropwise until the blue color disappears.

③After the blue color disappears, continue to add potassium ferrocyanide solution and observe the experimental phenomenon: _____________, at this time there is an excess of potassium ferrocyanide.

Question 2: What happens if you overdose?

Healthy Life PPT, Part 3: Practice

1. Which of the following can cause bacterial food poisoning ()

A. After eating puffer fish B. Eating vegetables with pesticide residues

C. Accidentally ingesting "ecstasy" D. Drinking expired drinks

2. Safe medication is related to human health. Which of the following statements about safe medication is correct ().

A. Expensive drugs are safer and should be the first choice for patients

B. Traditional Chinese medicine has no side effects and regular consumption can prevent diseases

C. Increasing the dosage of medication can shorten treatment time

D. Prescription drugs must be taken as directed by your doctor

3. Which of the following is a healthy lifestyle?

A. Often skip breakfast B. Prefer to eat fried food

C. Like smoking and drinking D. Actively participate in group activities

Healthy Life PPT, Part 4 Content: [Homework Assignment]:

1. Workbook A for this section;

2. [Discussion] The impact of cigarette smoke on mice

How poisonous is smoke? What harm will smoking cause? What are the consequences of passive secondhand smoke? If mice are used as experimental materials, what kind of experiments can we design to verify?

Please refer to page 109 of the textbook for a group of 4 people to design an experimental plan to verify their hypothesis (including experimental materials and tools, schematic diagram of experimental equipment, method steps, observation record form, etc.)

Note: When designing, try to avoid the impact of second-hand smoke on people

3. Read the "Publicity Manual on Safe Medication Use"

Keywords: Zhejiang Education Edition ninth grade science PPT courseware for the second volume free download, healthy life PPT download, .PPT format;

For more information about the "Healthy Life" PPT courseware, please click on the "Healthy Life ppt" tab.

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Update Time: 2024-11-24

This template belongs to science courseware Zhejiang Education Edition Ninth Grade Science Volume 2 industry PPT template

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