Y3-TV3-Lesson 7 GKR

• Biologie
• Middelbare school
• havo, vwo
• Leerjaar 3

Homeostasis, Health & Disease

Lesson 7

This lesson

• Theory on pathogens
• Work on finishing Assignment 2 (chapter 10)
  

Learning Goals

• I know what pathogens are.
• I know how pathogens spread.
• I understand how to prevent pathogens from spreading.
• I understand the differences between signs and symptoms.
• I can name and explain various ways of making things sterile.

Signs vs symptoms

Sign

• An observable health issue
• (often measurable/detectable by a physician)

Symptom

A subjective experience of a health issue

Signs vs symptoms

1. Layla has a headache. 

2. She is not feeling well. 

3. Because of the pain, she is squinting her eyes...

4. and rubbing her temples with the tips of her fingers

In the small text above both signs and symptoms are listed. 

Sign 

Symptom

SIgns and symptoms

Drag the senteces to the right box: sign or symptom 

1. Layla has a headache

2. She is not feeling well

3. Because of the pain, she is squinting her eyes...

4. ... and rubbing her temples with her fingers

Key Words

• (SIGNS) 
• SYMPTOMS
• VECTORS
• TREATMENTS
• PREVENTION
• STERILE
• PENICILLIN

Read pages 142 & 144-145 in your book and look for definitions of these words.

Vector? yes or no?

mosquito yes       tapeworm no           tick yes    

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Assignment chapter 10 (part 2)

• Go to classroom and open the document
• Finish the assignments  

Homework for next time

• Study the first 4 glossaries on StudyGo
  
• Finish (if necessary) assignment chapter 10 (part 2)
• Revise your notes on the previous lessons