"Contemporary Major Diseases and Prevention" PPT download

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"Contemporary Major Diseases and Prevention" PPT download

Part One: New Course Knowledge Points

Knowledge point 1 Cardiovascular disease

1. Common cardiovascular diseases

2. Three major factors related to cardiovascular disease

Smoking, high blood pressure and high cholesterol.

3. Effective ways to prevent cardiovascular disease

Develop good living habits, such as exercising more, eating properly, not smoking, checking your blood pressure frequently and adjusting your blood pressure when necessary.

[Example 1] The main causes of coronary heart disease do not include ()

A. Smoking

B. No relevant vaccinations

C. Lack of exercise

D. High-fat diet

Analysis Long-term smoking will damage the heart and blood vessels, leading to cardiovascular disease. Physical exercise can improve blood circulation, promote cardiovascular health, and reduce the incidence of cardiovascular diseases; lack of exercise can easily cause cardiovascular diseases. Eating too much fatty foods can easily cause fat deposition in the heart and blood vessel walls, affect their normal functions, and even cause arteriosclerosis, hypertension, etc. Failure to receive relevant vaccinations is not the cause of cardiovascular disease.

Answer B

Knowledge point 2 Diabetes

1. Causes and symptoms of diabetes

Insufficient insulin secretion can lead to diabetes, and glycosuria is one of the symptoms of diabetes. Diabetic patients often show symptoms of polyphagia, polydipsia, polyuria, and weight loss, which are "three more and one less".

2. Dangers of diabetes

Diabetic patients suffer from fatigue and lack of energy. Diabetes can also lead to a variety of serious complications that can cause disability or even death.

3. Classification of diabetes and prevention and treatment methods

[Example 2] (Final period in Qinzhou, Guangxi, 2017) A patient suffered from polydipsia, polyuria, and polyphagia, but lost weight quickly. It is estimated that this patient suffers from ()

A. Hyperthyroidism

B. Adrenal gland disease

C. Endemic goiter

D.Diabetes

Analysis: Diabetic patients often show symptoms of polyphagia, polydipsia, polyuria, and weight loss, which are "three more and one less".

Answer D

Knowledge point 3 Cancer

1.Characteristics and causes of cancer

Cancer is characterized by the uncontrolled growth of abnormal cells and their ability to metastasize from the original site to other sites. There are many carcinogenic factors in human life, such as environmental factors, genetic factors, etc.

2. Measures to prevent cancer

(1) If you don’t smoke, you should also avoid passive smoking.

(2) Change bad eating habits and prevent "diseases from entering through the mouth".

(3) Avoid excessive exposure to ultraviolet rays in the sun, avoid going to places with serious environmental pollution, and improve the ventilation conditions in the room.

(4) Insist on physical exercise, combine work with rest, and avoid excessive stress and fatigue.

(5) Correctly handle various life events in life, avoid mental stimulation, learn to adjust your emotions, relax yourself, not be sulky, be open-minded and optimistic, and be positive.

(6) Treat various precancerous lesions in a timely manner and undergo regular examinations to prevent minor changes.

Major contemporary diseases and prevention PPT, Part 2 content: Examination points

Test points: Analysis of contemporary lifestyle diseases

[Example] Which of the following diseases can be effectively reduced through good living habits? ()

A. Coronary heart disease, cancer

B. Myopia and color blindness

C. Cardiovascular disease, albinism

D. Diabetes, congenital deafness and muteness

Analysis People who regularly eat foods containing higher calories, more animal fats, and cholesterol are more likely to suffer from coronary heart disease; cancer is caused by bad living habits, and a reasonable diet can prevent and reduce the occurrence of both.

Answer A

Detailed explanations of textbook exercises

Use what you have learned to educate family members on healthy lifestyle choices to prevent cardiovascular disease and cancer.

Prompt to prevent diseases and supplement healthy "1234" lifestyle, one center: health; two basic points: be confused about small things, be generous to others; three happiness: helping others, contentment, finding happiness for oneself; four cornerstones : Reasonable diet, moderate exercise, quitting smoking and drinking, and psychological balance. Bad lifestyle and hazards: smoking, alcoholism, drug abuse, etc.

A healthy lifestyle refers to a habitual behavior that is beneficial to health, mainly as follows: living a regular life; having no bad habits; paying attention to personal hygiene, environmental hygiene, and dietary hygiene; being scientific and not superstitious; paying attention to health care and seeking medical treatment promptly when sick ; Actively participate in healthy and beneficial cultural, sports and social activities.

Keywords: Beijing Normal University Edition Biology PPT courseware for seventh grade volume 2 free download, contemporary major diseases and prevention PPT download, .PPT format;

For more information about the PPT courseware "Healthy Living Major Contemporary Diseases and Prevention", please click the Healthy Living Major Contemporary Diseases and Prevention ppt tag.

"Major Contemporary Diseases and Prevention" PPT courseware download:

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Update Time: 2024-11-20

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