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Vertebrae Anatomy
External features and skeletal system
18
Biology
Undergraduate 2
11/26/2010

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Term
Medial
Definition
toward the midline of the body
Term
Proximal
Definition

toward the end of the appendage nearest the body

Term
lateral
Definition
away from the midline of the body, toward the side
Term
distal
Definition
toward the end of an appendage farthest away from the body
Term
vibrissae
Definition
used for touch, sensitive
Term
nictitating membrane
Definition
inside corner of the eye, translucent, used for protection
Term
quadraped
Definition
four legs
Term
plantigrade
Definition
walks on toes and heel
Term
digitigrade
Definition
walks on toes only
Term
cranium
Definition
brain case
Term
mandible
Definition
lower jaw; broad flat surface for muscle attachment
Term
maxilla
Definition
upper jaw
Term
axial skeleton
Definition
cranium and vertebral column
Term
vertebral column
Definition
cervical, thoracic, lumbar, sacral, caudal
Term
axis and axial
Definition
cervical vertebrae, allow for a variety of head movements
Term
skin
Definition
integument; pelage
Term
cutaneous trunci
Definition
thin sheets of muscle attached to the skin
Term
brown fat
Definition
in shoulders; specialized for heat protection if stressed by low temps.
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