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Test 4
first pg of notes
30
Anatomy
11th Grade
02/16/2016

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Cards

Term
What forms the longitudinal axis of the body and has 80 bones?
Definition
axial skeleton
Term
How many auditory ossicles and hyoid bones does the axial skeleton have?
Definition
6, 1
Term
bones of arms and legs and attachments
Definition
appendicular skeleton
Term
subdivides the nasal cavity
Definition
nasal septum
Term
air filled chambers that make bones lighter and contain mucous membranes that moisten and clean the air
Definition
sinuses
Term
articulations (where 2 bones interconnect)
Definition
joint
Term
immovable joints where bones are tied together with dense fibrous connective tissue (skull)
Definition
sutures
Term
extra bones formed where the bones of the skull grew together
Definition
sutural or wormian bones
Term
Where are the auditory ossicles (three smallest bones in the body) located?
Definition
tympanic cavity
Term
What is the tympanic cavity?
Definition
middle ear
Term
What transfer sound vibrations from the tympanic membrane (eardrum) to the inner ear?
Definition
auditory ossicles
Term
What is the scientific term for smell?
Definition
olfactory
Term
What is one type of cleft palate?
Definition
the maxillary bones fail to meet along the midline of the hard palate
Term
What is the only bone that does not articulate with another bone?
Definition
hyoid bone
Term
What does the hyoid bone do?
Definition
supports the larynx and is the attachment site for muscles of the larynx, pharynx, and tongue
Term
grinding of teeth during sleep
Definition
bruxism
Term
bony recesses that contain the eyes
Definition
orbits
Term
What consists of 26 bones?
Definition
vertebral column
Term
vertebral column
Definition
spine
Term
C1-C7
Definition
7 cervical vertebrae (neck)
Term
T1-T12
Definition
12 thoracic vertebrae (lower back)
Term
The bodies of adjacent vertebrae are interconnected by what?
Definition
ligaments
Term
The bodies of adjacent vertebrae are separated by pads of fibrocartilage called what?
Definition
intervertebral discs
Term
How many pairs of ribs does everyone have?
Definition
12
Term
Which ribs are true or vertebrosternal ribs that attach directly to the sternum by costal cartilage?
Definition
first 7 pair
Term
Which ribs do not attach directly to the sternum (breastbone) but to the cartilage of the ribs above (false ribs)
Definition
ribs 8, 9, 10
Term
Which ribs are floating ribs that have no connection to the sternum (only to vertebrae)?
Definition
ribs 11 and 12
Term
What is the top of the sternum?
Definition
broad, triangular manubrium
Term
clavicles
Definition
collarbones
Term
What is the smallest part of the sternum?
Definition
pointed xiphoid process
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