U4 B2 1HVTTO

B2 The structure of bones
  • Take off your jacket
  • Put your things on your desk
       Book, notebook, pencil case
  • Bag on the floor
  • Read pages 16-17
timer
4:00
Lessongoals
  • You can describe the structure of bone tissue and cartilage tissue.
  • You can describe how the composition of the bones changes during a person's life
Homework U4 B2
Asgmt 1-7, 4c
OR challenge
Asgmt 5-9
1 / 20
volgende
Slide 1: Tekstslide
BiologieMiddelbare schoolhavo, vwoLeerjaar 1

In deze les zitten 20 slides, met interactieve quizzen en tekstslides.

time-iconLesduur is: 45 min

Onderdelen in deze les

B2 The structure of bones
  • Take off your jacket
  • Put your things on your desk
       Book, notebook, pencil case
  • Bag on the floor
  • Read pages 16-17
timer
4:00
Lessongoals
  • You can describe the structure of bone tissue and cartilage tissue.
  • You can describe how the composition of the bones changes during a person's life
Homework U4 B2
Asgmt 1-7, 4c
OR challenge
Asgmt 5-9

Slide 1 - Tekstslide

Wheel of homework
Go to Lessonup.app and use this code
Reward
Penalty

Slide 2 - Tekstslide

1 word

Slide 3 - Open vraag

1 word

Slide 4 - Open vraag

1 word

Slide 5 - Open vraag

Which of these bones is not connected to a vertebra?
A
Pelvis
B
Kneecap
C
Skull
D
Rib

Slide 6 - Quizvraag

What function of a skeleton is shown in the story underneath?
Jack is in love with a girl from his class. He is most attracted to her face.

Slide 7 - Open vraag

What isn't a function of the skeleton?
A
Giving shape to the body
B
Making movement possible
C
Keeping organs in their spots
D
Protecting organs

Slide 8 - Quizvraag



Calcium phosphate
  • Makes bone strong/rigid
  • Doesn't bend




Collagen
  • Makes bone slightly bendable
  • Not strong/rigid
Ingredients of bone

Slide 9 - Tekstslide

Imagine, you could remove all the collagen from a bone.
How would that bone change?

Slide 10 - Open vraag

Think-Pair-Share
  • Think: Work on the assignment on your own.
  • What is shown in the graph? What does it mean?
  • What does this graph mean for a human?
  • Pair: Discuss and compare with your neighbour, improve your answer
  • Share: Talk about given answers during plenary session.
timer
2:00
timer
3:00

Slide 11 - Tekstslide

Cartilage
Bone
cartilage cell
extracellular material
extracellular material
bone cell
process
canal
Mostly collagen in the extracellular material.
Makes cartilage very bendy and flexible
A lot of calcium phospate, but also some collagen in the extracellular material.
Makes bones rigid, but also keeps it from breaking
Bones need blood to stay alive/strong canals are filled with bloodvessels.
Assignment table
Make a table containing the differences between the 2 tissues

Slide 12 - Tekstslide

Fontanelles are openings in between the bones of the skull
Shrinking of the fontanelles
Fontanelles close up over time, this strengthens and closes the skull. The proces takes about 1,5 years.

Slide 13 - Tekstslide

What is the main difference between cartilage and bone tissue?
A
Bone tissue is harder than cartilage.
B
Cartilage is denser than bone tissue.
C
Cartilage provides blood supply to the body.
D
Cartilage is made up of living cells. Bone isn't

Slide 14 - Quizvraag

What mineral provides bones with their strength and hardness?
A
Calcium phosphate
B
Potassium
C
Sodium
D
Collagen

Slide 15 - Quizvraag

Which type of tissue is better at withstanding pressure?
A
Neither bone tissue nor cartilage can withstand pressure.
B
Both types of tissue are equally good at withstanding pressure.
C
Cartilage is better at withstanding pressure than bone tissue.
D
Bone tissue is better at withstanding pressure than cartilage.

Slide 16 - Quizvraag

What are fontanelles?
A
Glands in the digestive system
B
bones of the skull of a baby, before they fuse together
C
Type of fountain
D
Soft spots between the bones of a baby's skull

Slide 17 - Quizvraag

What you should do: U4 B2
  • Pages  16-20
  • Asgmt  1-7, 4c
OR challenge
  • Asgmt 5-9

Done with the above?
  • Work on the next chapter(s)
  • Learn for the test 
  • Make other homework
  • Read a book
Zs = Working in Silence
  • No asking questions
  • Silent, don't disturb anyone
  • Stay at your  desk
timer
6:00

Slide 18 - Tekstslide

What you should do: U4 B2
  • Pages 16-20
  • Asgmt 1-7, 4c
OR challenge
  • Asgmt 5-9

Done with the above?
  • Work on the next chapter(s)
  • Learn for the test 
  • Make other homework
  • Read a book
Zw = Working with whispering
  • Teacher is available for questions
  • Only whisper with the student next to you
  • Stay at your  desk

Slide 19 - Tekstslide

Tidy Duty
Today these people are on tidy duty
  • Desks: empty and straight
  • Chairs:  underneath the desks
  • Floor: no rubbish

Slide 20 - Tekstslide