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biology Flashcards

1
Q

What is system?

A

A system is a group of organs that performs similar function.

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2
Q

Types of system

A

digestive system
respiratory system
circulatory system

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3
Q

What is a tissue?

A

A tissue is a group of cells.

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4
Q

What is an organ?

A

An organ is a group of tissue.

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5
Q

What is a cell?

A

A cell is a basic unit of life.

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6
Q

What is a skeleton?

A

A skeleton is a bony structure/ framework which supports, shapes and protects delicate tissues in the body.

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7
Q

What is a cuticle made up of?

A

Protein + Chitin + Layer of wax

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8
Q

What are bones made up of?

A

Ostocytes (living bone)
Minerals(non-living)(calcium phosphate + calcium carbonate)
Collagen(protein fibre)

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9
Q

What is a cartilage?

A

A cartilage is a flexible bony structure meaning it can bend without breaking.

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10
Q

Name the parts of a cartilage.

A

Chronodroblast(living part)
carbohydrate
protein fibre

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11
Q

Types of skeleton?

A

Endoskeleton
Exoskeleton
Hydrostatic skeleton

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12
Q

Name is the name of the brain bone?

A

Cranium

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13
Q

Name is the name of the upper facial bone?

A

Maxilla(e)

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14
Q

Name is the name of the lower facial bone?

A

Mandible

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15
Q

What are the functions of the skull?

A 
It protects the brain
It protects the eyes
It protects the ears
It protects the nose
It bears the teeth
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16
Q

What are the types of bones that makes the vertebral column?

A 
Cervical(neck region)
Thoracic(chest region)
Lumber(upper abdomen)
Sacral(lower abdomen)
Cavdral(tail)
17
Q

Differences between bone and cartilage.

A

*BONES *CARTILAGE
Bones are hard Cartilage is soft
Bones are inelastic Cartilage is elastic and flexible
Rich blood supply Lacks blood supply
Haversian canal Haversian canal system is absent
system is present
Volkmann canal is Volkmann canal is absent
present
Presence of blood Absence of blood vessels
vessels

18
Q

Examples of tissues

A 
Blood 
Muscle
Xylem
Phleum
Bone
19
Q

What vertebra bone has the longest neural spine?

A

The thoraic vertebra

20
Q

What is the name of the passage of the spinal cord?

A

Neural canal

21
Q

What is an atlas?

A

Atlas has a large neural canal because it chooses the skull transverse process.

22
Q

Types of celecal vetebra

A

Atlas

Axis

23
Q

Features of all vetebra

A 
Neural spine
Neural canal
Transverse processes
Facet
Centrum
Zygapohysts

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