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Divisions of the skeletal system/types of bones
-Caroline Schmidt
10
Anatomy
11th Grade
12/04/2011

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Cards

Term
Axial Skeleton
Definition

skull bones, auditory ossicles (ear bones), hyloid bones, ribs, sternum (breastbone), and bones of vertebral column

*consists of the bones that lie around the longitudinal axis of human body

[image]

Term
Appendicular Skeleton
Definition

Consists of upper and lower limbs (appendages), plus bones forming the gridles that connect to axial skeleton

[image]

Term
Long Bones
Definition
  • Greater length than width and are slightly curved for strength

(femur, tibia, fibula, humerus, ulna, radius, phalanges)

[image]

Term
Short Bones
Definition

Lube-shaped and are nearly equal in length and width

(carpal, tarsal)

Term
Flat Bones
Definition

Thin and composed of 2 nearly parallel plates of compact bone tissue enclosing a layer of spongy bone tissue

(cranial, sternum, ribs, scapulae)[image]

Term
Irregular Bones
Definition

Complex shapes and connot be grouped into any other category

(vertebrae, hipbone, some facial bones, calcaneus)

[image]

Term
Sesamoid Bones
Definition

Protect tendons form excessive wear and tear

(patellae, foot, hand)

*shaped like a sesame seed[image]

Term
Sutural Bones
Definition
Small bones located in the structures of cranial bones
Term
How many different types of bones in the body?
Definition

5

  • long
  • short
  • irregular
  • sesamoid
  • sutural

 

Term
How many long, short, irregular, sesamoid, and flat bones are in the body all together?
Definition

206

[image]

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