Exploring Hidden Worlds Inside the Human Body

Exploring Hidden Worlds Inside the Human Body

Assessment

Interactive Video

Biology, Science

7th - 12th Grade

Hard

Created by

Olivia Brooks

FREE Resource

The video takes viewers on a journey through the human body using a scanning electron microscope. It explains the scale of microns and nanometers, explores the structure of human hair, thyroid gland, heart muscle, and lungs with pneumonia. It also examines blood cells, including those affected by sickle cell anemia, and discusses dental plaque and tooth structure. The video concludes with a look at neurons responsible for memory.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary function of a scanning electron microscope?

To capture images in color

To measure temperature changes in cells

To illuminate microscopic structures using electrons

To magnify objects using visible light

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the approximate width of a human hair as observed under a scanning electron microscope?

10 microns

50 microns

100 microns

200 microns

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What unique structure allows the heart muscle to expand and contract?

Smooth surface

Corrugated cardboard-like structure

Rigid framework

Elastic fibers

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is asbestos considered hazardous to inhale?

It is composed of large, visible particles

It forms a smooth, harmless surface

It consists of tiny, needle-like crystals

It dissolves easily in the lungs

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the size of diesel soot particles as seen under the microscope?

10 nanometers

50 nanometers

200 nanometers

100 nanometers

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does the body form a blood clot?

By dissolving red blood cells

By increasing blood flow

By trapping cells in a network of fibers

By expanding blood vessels

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What condition is caused by sickle cells?

Anemia

Hemophilia

Leukemia

Thrombosis

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