Filtration in the kidneys. Skin in excretion

Lesson aim

Learn the topic «Filtration in the kidneys. Skin in excretion»

Learning Objectives

– Should be able to identify the skin as the body is the largest organ.
– Students will understand the function of skin.
– Students will be able to identify the layers and components of skin.

Criteria for evaluating 

– Students identify the layers of skin and components of skin.
– Students understand function of skin. 
– Students identify the skin is the largest organ in body. 

Language aims

Students will learn words and terms: Albinism, сollagen fibers, excess, firm, fingerprint, 
sweat gland, receptor, sebaceous gland, blood vessels, melanocytes

Background materials

Organs of excretion

Time interval

Planned activities

Materials

Org.moment

3 min

Organizational issues. Ұйымдастыру кезеңі. Топтарға бөлу. Көңіл күйлерін анықтау. 
Prepare students for lesson.
How is your mood, feeling? Are you feeling good?
Who is absent? 
What did you read at home? 
Dividing into 4 groups by choosing different cards. 
1 – group: Heart
2 – group: Lungs
3 – group: Teeth 
4 – group: Kidney

Activity for preparing

Beginning of lesson 
5 min.
Check homework
Warm-up

Checking background material and connecting with new theme. 
For checking homework I will use Learningapps.org program.
Labeling task and matching task for association. 
Learningapps.org  бағдарламасында бөліп шығару мүшелеріне байланысты тапсырмаларын орындау.

Questions and whiteboard

Labeling task.

https://learningapps.org/display?v=pkuiq596t19

Matching
https://learningapps.org/display?v=pfe42w7qk19

Formative assessment 
Good job! Excellent!
Good!
Not bad! 
 

Middle of lesson 
17 min

Group research work 
5 min
 

Consolidating lesson 
5 min

Work with key terms. Жаңа сабақтағы термин сөздермен жұмыс жасау. Жеке жұмыс.
Individual work 
Work with copybook and new key terms using Quizlet.com program. https://quizlet.com/372063440/flashcards  2 min

Жаңа сабақты түсіндіру. Топтық жұмыс жасау 
Presentation
Bilimland.kz resources  1:19 min

Filtration in the kidney
•    Blood enters each kidney through the renal artery. 
•    In the kidney, waste substances are removed from the blood by filtration. 
•    The main wastes are water, salts and urea. The salts and urea dissolve in the water to from urine. 
•    Urine is made in the kidney. 
•    Urine passes from kidney, through the ureters to bladder 
•    The blood that leaves the kidneys in renal veins oes not contain waste products. 
Skin function
•    Protection 
•    Cushions and insulates and is waterproof 
•    Protects from chemicals, heat, cold, bacteria 
•    Screens UV 
•    Regulates body heat 
•    Prevents unnecessary water loss 
Sensory reception (nerve endings)
 Skin structure

Group work using Jigsaw method. 
Each group fill the poster about 4 mini text. 
1 – Excretion In Kidney
2 – Skin In Excretion 
3 – Skin Layers
4 – Skin Structure 
Students assess each other using different stickers. 

Problem questions:
Why do people living in a hot climate have darker skin? 
Түршігу дегеніміз не? бейнефильм.

Research time. Fingerprint activity 
Саусақ ізін қарастыру – шағын зерттеу жұмысы
You will NEED
•    Powder (baby or cocoa) 
•    Paint brush 
•    Cream or lotion 

Steps to do 
•    Some volunteers come rub a small amount of cream, touch several objects (for ex cups) 
•    These objects are given to 4 groups, they must find whose fingerprints are there; 
•    Use powder and brush to detect the fingerprints on an object, then observe them 

Choose right name of elements of the skin structure.

Handout materials 
Video, presentation

Copybooks
Assessment 
Good job!
Excellent!
Not bad!
 

https://bilimland.kz/en/courses/biology-en/man-as-a-species/skin-and-thermotaxis/lesson/the-structure-and-functions-of-skin

Posters, colorful pencils, stickers for assessment. 

https://www.youtube.com/watch? v=MpZeC-c2iIg

https://twig-bilim.kz/ru/film/what-are-goosebumps

https://bilimland.kz/en/courses/biology-en/man-as-a-species/skin-and-thermotaxis/lesson/the-structure-and-functions-of-skin
 

1 min

Kundelik.kz resource 

2 min

Assessment 

Conclusion
2 min

Reflection 3 types of vase. 
Red flowers vase. Understand all information
Orange flowers vase. Understand, but I have questions. 
Yellow flowers vase. I don’t understand. 

Butterfly stickers.