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A Level Biology > 2.6 Tissues, Organs & Organ Systems > Flashcards

2.6 Tissues, Organs & Organ Systems Flashcards

1
Q

What is a tissue?

A

Group of cells specialised to work together to carry out a particular function

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2
Q

(Animal tissue) What is squamous epithelium?

A

Single layer of flat cells

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3
Q

(Animal tissue) where is squamous epithelium found?

A

Alveoli in the lungs

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4
Q

(Animal tissue) what is ciliated epithelium?

A

Layer of cells covered in cilia

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5
Q

(Animal tissue) where is it found?

A

The trachea where cilia wafts mucous

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6
Q

(Animal tissue) what is muscle tissue made up of?

A

Bundles of muscle fibres

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7
Q

(Animal tissue) what are the 3 types of muscle tissue and where are they found?

A

Cardiac - heart
Skeletal
Smooth - stomach wall

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8
Q

(Animal tissue) what is cartilage and where is it generally found?

A

Connective tissue

Found at the joints

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9
Q

(Animal tissue) what does cartilage shape and support?

A

The nose and windpipe

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10
Q

(Animal tissue) cartilage is formed when cells called chondroblasts do what?

A

Secrete an extra cellular matrix ( jelly like containing protein fibres) which they become trapped in side

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11
Q

(Plant tissue) why is the role of xylem tissue?

A

Transport water

Support the plant

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12
Q

(Plant tissue) what does xylem contain?

A

Dead hollow xylem vessels

Living parenchyma

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13
Q

(Plant tissue) what is the function of phloem tissue?

A

Transport sugars around the plant

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14
Q

(Plant tissue) phloem tissue is arranged in what?

A

Tubes

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15
Q

(Plant tissue) phloem tissue is made up of what?

A

Sieve tube elements
Companion cell
Some ordinary plant cells

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16
Q

(Plant tissue) each sieve cell and end walls with holes in them for what purpose? And what is their name?

A

So sap can move easily through

Sieve plates

17
Q

What is an organ?

A

Group of different tissues working together to perform a particular function

18
Q

(Organs) what tissues work together in the lungs?

A

Squamous epithelium in the alveoli
Ciliates epithelium in the bronchi
Elastic connective tissue and vascular tissue in the blood vessels

19
Q

(Organs) what tissues in leaves work together?

A

Palisade cells for photosynthesis
Epidermal tissue to prevent water loss
Xylem and phloem

20
Q

What is an organ system?

A

group of organs working together to perform a particular function

21
Q

(Organ systems) what is the respiratory system made up of?

A 
Lungs
Trachea
Larynx
Nose
Mouth 
Diaphragm 
All involved in breathing
22
Q

(Organ systems) what is the circulatory system made up of?

A 
Organs involved in blood supply
Heart
Arteries 
Veins
Capillaries

A Level Biology (102 decks)

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