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Ellie Israel > Soto - skeletal system > Flashcards

Soto - skeletal system Flashcards

1
Q

fFunctions of the skeletal system

A

-provide a framework to support the body’s systems
-provide an attachment for muscles
-enclose and protect vital organs
-manufacture blood cells
-store calcium &phoshorus… vital for metabolism

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2
Q

bone

A

The hard framework

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3
Q

What does Vitamin D do

A

helps it use calcium so that it hardens properly
(bone is a living and stable organism)

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4
Q

Sinus

A

a cavity in the interior of bone it is lined with mucous and filled with air

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5
Q

**1. how many bones are in the skeletal system
2. what are the two groups called
3. how many bones are in each group

A

1.* 206*
2. Axial-basic framework-80 bones
3. Appendicular-the extremities-126 bones

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6
Q

Axial Skeleton

A

Skull-Verbal Column-Thorax

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7
Q

Skull

A
  1. Cranial bones surround and protect the brain
    ***2. Frontal
  2. Parietal
  3. Temporal
  4. Occipital***
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8
Q

Frontal

A

The forehead

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9
Q

Parietal

A

The Roof

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10
Q

Temporal

A
  1. The sides
  2. Interacts with the lower jaw mandible
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11
Q

cartilage

A

tissue with less calcium than bone

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12
Q

ligament

A

tissue connecting* bone to bone* at the joints

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13
Q

Tendon

A

Tissue muscle to bone

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14
Q

Diaphysis

A

the shaft or main central portion

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15
Q

Epiphysis

A

the ends covered in cartliage (lubericant)

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16
Q

Marrow

A

lies within the diaphisis produces red&white blood cells and platelets

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17
Q

Periosteum

A

a membrane covering the bone with blood vessels and nerves…. growth and repair of bone begins here…. tendons attach to periosteum

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18
Q

Occipital

A

The back… contains the Foramen Magnum (a hole that allows the brain to attach to the spinal cord)

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19
Q

Maxilla

A

The Upper Jaw

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20
Q

Vertebral Column

A
  • The main Axis of the Body
  • Rigid yet Flexible
  • It Incloses and Protects the Spinal Cord
  • Its Curved Shape serves as a Shock Protector
  • Between the Cartilage are Discs made of cartilage
  • Ligaments hold the Vetebrae in place
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21
Q

Cervical

A

The 7 Neck Vertebrae

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22
Q

Thoracic

A

The 12 Chest Vertabrae Supporting the RIBS

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23
Q

Lumbar

A

The 5 Lower Back Vertabrae…Largest and Heaviest

24
Q

Sacrum

A

The vertebrae that Attaches to the Pelvis (hip)

25
Q

Components of the Thorax

A

**1. Sternum
2. Ribs

26
Q

Sternum

A

The Breastbone

27
Q

Ribs Pairs 1-10

A

Attach to the Thoratic Vertebrae and Sternum

28
Q

Ribs Pairs 11-12

A

Attach to the Thoratic Vertebrae but not to the Sternum….“Floating Ribs”

29
Q

Coccyx

A

The “TailBone” of NO Importance

30
Q

Components of the Appendicular Skeleton

A

1. Girdles
2. Arms
3. Legs

31
Q

Upper Extremities
Pectoral Girdle

A

Secures the arms to the trunk of the body

32
Q

What are the UPPER Extremeties made up of?

A

the clavicle and Scapula

33
Q

SCAPULA

A

the shoulder blade

34
Q

CLAVICLE

A

the collar bone… connects the scapula to the sternum

35
Q

HUMERUS

A

UPPER arm bone…. attaches to the scapula

36
Q

ULNA

A

longer lowerarm bone on the little finger side

37
Q

RADIUS

A

lower arm bone on the thumb side

38
Q

CARPALS

A

The WRIST bones… 8 per wrist

39
Q

METACARPALS

A

PALM bones….. 5 per hand

40
Q

PHALANGES

A

FINGER Bones…. 12 per hand…. 2 per thumb…..three for the rest of the fingers

41
Q

PELVIC GIRDLE

A

a basin-like ring of bones that secures the legs to the trunk

42
Q

Whats the Difference between Male and Female Pelvic Bones

A
  • MALE- Narrow, heavy, and deep…. designed for strength and speed… heart-shaped opening
  • FEMALE- broad, light, and shallow, designed for child-bearing… oval shaped opening
43
Q

Femur

A

The UPPER Leg Bone… Strongest and Longest Bone

44
Q

Patella

A

KNEECAP

45
Q

Tibia

A

Lower leg Bone Big Toe side

46
Q

Fibula

A

Lower Leg Bone Little Toe Side

47
Q

Tarsals

A

The Ankle Bones 7 per Ankle

48
Q

Metatarsals

A

The Instep (arch) and BALL of the foot…. 5 per foot

49
Q

Phalanges (foot)

A

The Toe bones… 14 per Foot- 2 per Big Toe 13 for the Rest

50
Q

Articulations

A

(Joints) a Meeting Between 2 or More Bones or Between Cartilage and Bone

51
Q

SYNOVIAL ARTICULATIONS

A
  • Freely Moving Joints
  • Possess a Cleft containing Synovial Fluid (Lubricant) Betwwen the Free surfaces of the bones
52
Q

NON-SYNOVIAL ARTICULATIONS

A
  • The “Immovable” joints
  • The Lack a Cleft and Synovial Fluid
53
Q

What is a Synovial Articulation

A

Bone Surfaces are Covered with CARTILAGE (Lubricant) and Seperated by CLEFT filled with Synovial Fluid

54
Q

Gliding

A

Twisting Motion… I.E. Wrist and Ankle

55
Q

Hinge

A

Up and Down Motion… I.E. Knee, Elbow, and Mandible

56
Q

Saddle

A

Forward, Bakward, Sideward Motion…
I.E. Vertebral Column

57
Q

Ball & Socket

A

Free Movement in all directions…. I.E. Scapula and Humerus/ Pelvis and Femur

Ellie Israel (7 decks)

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