Skeletal system Flashcards by mersy Unknown

Q

Hydrostatic Skeleton

A

Fluid in a muscular cavity

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Q

Exoskeleton

A

Chitin within a waxy coating

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Q

Endoskeleton

A

Internal support structure

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Q

Axial

A

Skull, rib cage, spinal column

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Q

The Face has ___ bones

A

14

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Q

Cheek

A

2 Zygomatic

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Q

Upper jaw

A

2 maxillae

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Q

Inside nose

A

2 inferior nasal conchae

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Q

Bridge of nose

A

2 nasal

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Q

Hard palate

A

2 palatine

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Q

Part of eye socket

A

2 lacrimal

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Q

1 vomer

A

Nasal septum

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Q

Lower jaw

A

1 mandible

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Q

The cranium has ___ bones

A

8

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Q

Forehead

A

1 frontal

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Q

Back + bottom

A

1 occipital

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Q

Lower side

A

2 temporal

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Q

Top + upper side

A

2 parietal

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Q

Between nose + eyes

A

1 ethmoid

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Q

In middle

A

1 sphenoid

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Q

The rib cage has ____ bones

A

25

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Q

Breast plate

A

1 sternum

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Q

True ribs

A

Directly attached – 7 pairs

Q

False ribs

A

3 pairs (indirectly attached)

Q

Floating ribs

A

2 pairs (not attached)

Q

Neck

A

7 cervical

Q

Chest

A

12 thoracic

Q

Lower back

A

5 lumbar

Q

Back of pelvis

A

1 sacrum

Q

Tail bone

A

1 coccyx

Q

Appendicular - limbs + girdles has ___ bones

A

126

Q

Pectoral girdle has ___ bones

A

4

Q

Shoulder blade

A

2 scapula

Q

Collar bone

A

2 clavicle

Q

The arm has ___ bones

A

6

Q

Upper arm

A

Humerus

Q

Lateral

A

Radius

Q

Medial

A

Ulna

Q

The hand has ___ bones

A

54

Q

Wrist

A

8 carpals

Q

Palm

A

5 metacarpals

Q

Phalanges have ___ bones

A

14

Q

___per finger

___ per thumb

A

3, 2

Q

Pelvic girdle has ___ bones

A

2

Q

Ilium

A

Top

Q

Ischium

A

Bottom

Q

Pubis

A

Front

Q

The leg has ___ bones

A

8

Q

Thigh

A

Femur

Q

Shin

A

Tibia (larger, medial)

Q

Fibula

A

smaller, lateral

Q

Knee cap

A

Patella

Q

Feet have ___ bones

A

52

Q

Ankle, heel

A

7 Tarsals

Q

Metatarsals

A

5 bones

Q

Phalanges toes have ___ bones

A

14