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Fund of Computer Sciences > Skeletal System > Flashcards

Skeletal System Flashcards

1
Q

What is an invertebrate?

A

An organism with no backbone/vertical column

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2
Q

What is a vertebrate?

A

An organism that has a backbone

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3
Q

What are the characteristics of a hydrostatic skeleton?

A

Mostly fluid, soft, and made of contracting and relaxing muscles
i.e. earthworm or jellyfish

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4
Q

What is an exoskeleton?

A

A skeleton that keeps the structure supported from the outside
i.e a crab or lobster

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5
Q

What is an endoskeleton?

A

A skeleton that supports a structure from the inside
i.e. a octopus or starfish

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6
Q

What is the common thread between all vertebrates?

A

They have a endoskeleton

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7
Q

What is the main component of the brain?

A

The skull or cranium

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8
Q

Where can cartilage be found?

A

They can be found in joints, the nose, and your ears

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9
Q

What does cartilage do?

A

It provides support and cushioning for bones and ligaments

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10
Q

What is a joint?

A

A place where two or more bones meet

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11
Q

How many bones is the average person born with?

A

270-300

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12
Q

How many bones does the average person have later in adult life?

A

Around 206

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13
Q

Name 2 Axial Bones

A

Skull, Ribcage, Spine, Sternum, and Vertical Column

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14
Q

Name 2 Appendicular Bones

A

Arms, Legs, Pelvis, Hands, Feet, Phalanges

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15
Q

What is the proper name for your jaw?

A

Mandible

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16
Q

What is the proper name for your collarbone?

A

Clavicle

17
Q

What is the proper name for you shoulder blades?

A

Scalpulas

18
Q

What is the proper name for your breastplate called?

A

Sternum

19
Q

How many pairs of ribs are in the human body?

A

12 or 24 ribs in total

20
Q

What is the largest bone in the human body?

A

Femur (Thigh bone)

21
Q

What bones are found in the tips of your fingers?

A

Carpals and Metacarpals

22
Q

What are osteoblasts?

A

Cells that build up bone

23
Q

What kind of cells are osteoclasts?

A

They are bone cells that break down bones

24
Q

What is a osteocyte?

A

Mature bone cells that become retired osteoblasts

25
Q

What are the types of joints

A

Ball and socket, Hinge

26
Q

What is the hardest material in the human body?

A

Enamel (Glazed over the teeth)

27
Q

What is the proper name for your knee bone?

A

Patella

28
Q

What is the proper name for teeth?

A

Dentin

29
Q

What are the five cavities in the body?

A

Cranial, Thoracic, Abdominal, Pelvic, Spinal

30
Q

What is cartilage tissue made of?

A

Connective tissue

Fund of Computer Sciences (9 decks)

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