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Organ and Organ Systems of Plants and Animals Takes 45 – 60 minutes. – If taking time. Could add some slides on disorders of each system. Book has good.

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Presentation on theme: "Organ and Organ Systems of Plants and Animals Takes 45 – 60 minutes. – If taking time. Could add some slides on disorders of each system. Book has good."— Presentation transcript:

1 Organ and Organ Systems of Plants and Animals Takes 45 – 60 minutes. – If taking time. Could add some slides on disorders of each system. Book has good ones on respiration and circulatory.

2 Emergent properties Name the correct order of organization from simple to most complex. – use these words Starting with cells and end at organism – 5 words. Cell, tissue, organ, organ system organism

3 Ability to maintain a stable environment is..... Homeostasis. How does the human body maintain homeostasis? Cells – diffusion / osmosis Organ systems –

4 What is the biggest organ in the body? Skin Several layers thick What is the purpose of the oil glands? – Protection – contains chemicals that kill bacteria – and keeps skin soft and pliable

5 The four main stages of food processing FOOD PROCESSING

6 Digestion Where does digestion begin? The mouth – Then continues in the? stomach

7 Where does most absorption of nutrients into the blood occur? Small intestine

8 Evolution of the Digestive system Ingestion, digestion, absorption, Elimination

9 Protists Endo and exocytosis

10 Cnidarians (the bag system) One hole – everything goes in and out it same hole. Al

11 Explain evolution of a folded tube digestive system 1.From one hole system 2.to two hole system (round worm – nematode) 3.to crop and gizzard of earth worm 4.To folded system of stomach and intestines

12 What do birds and worms have in common? Crop and gizzard – for storing and grinding

13 Give one unique thing about digestion in hervbivoures 4 stomachs and Symbiotic – mutualistic relationship with a microbe that lives in one of the stomachs and Breaks down cellulose

14 What transports sugar and sap down from the leaves to the roots Phloem –

15 What is similar to our veins and arteries? Xylem - transports water, minerals and nutrients - up.

16 How is water, and mineral and nutrients transported up against gravity? Capillary action – animals Transpirational pull – plants Water is polar and sticks (cohesion, adhesion, surface tension)

17 Why can glucose and other nutrients dissolve in plasma? Because of waters solvent properties. Because water is POLAR and forms Hydrogen bonds

18 What is the Cambium? The wood – creates new xylem and phoem Creates the wood rings

19 Label – Zone of elongation – Zone of division – Root cap – Meristem – Root hair

20 Purpose of the root Anchor the plant Absorb water, and minerals from the Root hairs – Surface area

21 What is the meristem? Stem cells of the plant – divide by mitosis for growth of plant

22 How many Chambers? Fish heart Two Amphibians 3 Reptiles 3 Mammals 4

23 Follow a drop of blood through the heart Vena cava (vein) R Atrium R Ventricle Pulmonary artery Lungs / alveoli/ capillaries Pulmonary vein L Atrium L Ventricle Aorta (artery) Body

24 What is the difference between a vein and an artery? Veins Blood into heart Arteries Blood out of heart

25 What do the valves do and sphincters do? One way flow

26 Leaf Types - veins

27 Leaf Structure Serated Lobed

28 Leaf growth

29 Leaf arrangement

30 Evolution of gas exchange

31 Gas exchange - Protists Diffusion and osmosis Contractile vacuole pumps excess water out.

32 Hydra / Cnidarians Diffusion And through opening

33 Insects – gas exchange Legs spiracle

34 What organ in fish exchanges gas (oxygen and carbon dioxide)? Gills branched and folded Surface area

35 Lungs Label – Trachea – Bronchus – Bronchiole – alveoli

36 Where does gas exchange take place between lungs and blood Alveoli – lungs small and circular Capillaries – blood – highly branched

37 Problems Bronchitis- Inflammation of the membrane of the bronchial tubes Bronchitis Asthma- An allergic response characterized be constricted o the bronchial tubes Asthma Emphysema- Change in the structure of the lung characterized by enlargement and degeneration of the alveoli resulting in decreased lung capacity. Emphysema

38 Explain what is unique about birds respiration Air sacs Get oxygen when they breath in and out.

39 Where does gas exchange in plants take place? Stomata

40 What organ removes waste from the blood? Kidneys - filter and remove waste

41 What does the liver do? Removes toxic substances like alcohol What is attached to the liver? Gall bladder What does it do? Stores bile What does it do? Breaks down fats

42 How does pancreas maintain homeostasis? High sugar - Secretes the hormones insulin Low sugar – glucagon

43 Which system is primarily responsible for reaction time? Nervous system What is dominant sense in humans? Vision

44 Reproduction Where does egg production in humans occur? In the ovary

45 In FLOWERING PLANT – seed (eggs) production occurs where? Ovule

46 Name one benefit of Seed production Seed – embryo is protected Seed – sexual reproduction Best in a harsh or changing environment.

47 What is responsible for reaction time? Nervous system Label the parts

48 Message Relay – fill in boxes


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