Blood test

High school (ages 12+)
Human Body

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/blood-test

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the key cellular components?Erythrocytes (oxygen transport), Leukocytes (immune defense), Thrombocytes (hemostasis)
2. What is the plasma constituents?Water, proteins (albumin, globulins, fibrinogen), electrolytes, hormones, nutrients, waste products
3. What can a tiny drop of blood tell doctors?It shows how many red and white cells, platelets, and many chemicals like glucose and waste are in the body, helping doctors see how the body is working.
4. Why do doctors sometimes check blood for diseases like diabetes or cancer?Blood tests can find clues early, such as high sugar levels or unusual cell counts, so doctors can treat problems before they get worse.

Erythrocytes: Red blood cells, primarily responsible for transporting oxygen from the lungs to tissues.
Leukocytes: White blood cells, a critical part of the immune system that fights infection and disease.
Hemostasis: The process by which bleeding is stopped, involving platelets and clotting factors.