VERTEBRATES

ANIMALS_Vertebrates and Invertebrates

THE HUMAN BODY_The senses

SENSES        ORGANS

sight:             eyes

hearing:         ears

taste:              tongue

smell:             nose

touch:             skin*

*skin: pell

HEALTHY HABITS. NUTRIENTS AND THEIR SOURCES

Compare the next table with the exercise you did in class (p. 16 activity book). 

NON-INFECTIOUS DISEASES

After reading the text, answer these questions and summarize the text in seven lines. 

1. What is hay fever?

Hay fever is an allegy to pollen. It is very common in springtime. 

2. Which disease can cause asthma?

Allergies can cause asthma.

3. Which disease makes the cells grow uncontrollably?

Cancer makes the cells grow uncontrollably.

4. Which bad habits can cause weigh problems and heart disease?

Eating fast food often and little exercise can cause weigh problems and heart disease. 

5. Which diseases affect the nervous system?

Mental diseases, such as Alzheimer's disease affect the nervous system. 

6. Which disease involves high amounts of sugar?

Diabetes involves high amounts of sugar.

7. What do diabetic patients need to take?

Diabetic patients need to take insulin.

SUMMARY. Here you have the summary we did alltogether last day in class:

Hay fever is an allegy to pollen. It is very common in springtime. 

Allergies can cause asthma.

Cancer makes the cells grow uncontrollably. 

Eating fast food often and little exercise can cause weigh problems and heart disease. 

Mental diseases, such as Alzheimer's disease affect the nervous system. 

Diabetes involves high amounts of sugar.

Diabetic patients need to take insulin.

UNIT 1 HEALTY HABITS: INFECTIOUS AND NON-INFECTIOUS DISEASES

Some diseases such as colds are contagious. This means they can be transmitted from one person to another. Pathogens enter the body through the nose and mouth.

UNIT 1 NUTRITION_ THE RESPIRATORY SYSTEM

INHALATION

- We breathe in oxygen.
-The diaphragm, the big muscle under the lungs, contracts.
-The ribs expand.

EXHALATION

- We breathe out carbon dioxide.
- The ribs and diaphragm relax.