Fourth Grade Science Volume 1, Textbook Edition

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"The Structure of the Body" Our Body PPT Courseware 3

1. Observe the shape of the body

From the appearance point of view, what parts can the human body be divided into?

If you draw a line starting from the top of the head and passing through the tip of the nose, dividing the human body into left and right parts, what do you find?

The human body is symmetrical.

2. Observe the inside of the body

Kind tips:

1. We should observe carefully like scientists. We can observe each other among group members, and then infer the internal tissue structure of the body.

2. Fill in the record sheet with your findings.

3. How the body works

Brain: the organ responsible for command and coordination

Heart: organ responsible for blood circulation

Lungs: the organ responsible for breathing

Arms, legs, hands, feet: organs responsible for movement

Activity requirements:

The group independently determines an activity, preferably one that can be completed in class. Pay attention to and feel which parts of the body are involved in the activity, and make observations and records.

Group members work together in a reasonable division of labor to complete the bubble chart.

Each group selects a representative to go on stage to present the bubble chart.

Please protect our bodies!

Our body is a treasure, and every part is indispensable. Use your brain to think quickly and move your limbs to move quickly.

Stretch your hands, bend down, lift your legs, run for a while, it’s good to exercise every day!

If we divide the human body according to the type of work it does, what parts does the human body consist of?

The structure of the human body is very complex. According to current anatomy theory, the human body can be divided into the following 10 systems, namely: skin system, nervous system, motor system, respiratory system, circulatory system, digestive system, urinary system, reproductive system, endocrine system, and lymphatic system.

Various life activities of the human body are the result of the interconnection and cooperation between different parts.

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"The Structure of the Body" Our Body PPT Download:

"The Structure of the Body" Our Body PPT Download Part One: Introduction to the New Lesson Understanding Our Body When observing the appearance of plants and animals and their body structures, have we ever thought about what our own bodies look like? Putting our hands on our chests, we can...

"The Structure of the Body" Our Body PPT:

"Structure of the Body" Our Body PPT Part One: Observing Our Body Comparing the left and right parts of the body, what did we discover? What is the role of left-right symmetry? Compare: binocular observation and monocular observation; Compare: wear red scarf on both hands and single eye...

"The Structure of the Body" Our Body PPT Courseware 4:

"Structure of the Body" Our Body PPT Courseware 4 If you draw a line starting from the top of the head and passing through the tip of the nose to divide the human body into left and right parts, what do you find? The human body is symmetrical. Warm reminder: 1. We must observe carefully like scientists..

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Update Time: 2024-07-02

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