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What does the Osseous Tissue support?
Provides attachments for muscles and organs
What is osteoblasts?
Builds bone
What is Osteoclasts?
Remove/breakdown of bones
What is osteocyte?
mature bone cells stays in bone
Which canal runs perpendicular in the Osteon?
Perforating (volkmann’s) canal
Which canal runs parallel in the Osteon?
Central (Haversian) canal
What is the outside layer of the Osteon?
Periosteum
Located on the inside of the Periosteum with Sharpey fibers is called?
Perforating Fibers
What is Endosteum?
It is the lining bony canals and covering trabeculae
What does the Osteon look like?
it is the Haversian system it is the risen cake like circular edges.
Please label the following in order
Lamella, Osteocyte, Lacuna, Canaliculus
Identify 1-4
Osteons, Lacunae, Canaliculi, Central Canals
What two process happens in Endochondral Ossification?
Interstitial growth (length)
Appositional growth (Diameter)
Image B is spongy indicating what?
Osteoporosis
Define the following in order.
Sternum, Manubrium, Body, Xiphoid process
The manubrium, Body , Xiphoid process in located within the-
Sternum
The function of the Temporal Bones is
Articulate with mandible, Surround and Protect inner ear, Attach muscles of jaw and head.
What is the articulations of the Occipital bone
First cervical vertebra (atlas) via occipital condyles
Identify the Following
Zygomatic Arch, Zygomatic process of temporal bone, Temporal process of Zygomatic bone.
What does the maxilla contain?
Maxillary sinuses ( largest sinuses)
What is the functions of the Inferior nasal conchae
Create air turbulence in the nasal cavity, Increase the Epithelial surface area, warm and humidify inhaled air.
What Is the function of the Hyoid bone?
supports the larynx, attaches muscles of the larynx, pharynx, and tongue
Define all 3 (full name)
Coronal suture, Squamous suture, Lambdoid suture
Define the following
Sagittal suture
Identify 1,2,3,4,6
Frontal bone, Parietal bone, Occipital bone, Temporal bone, Zygomatic bone
Identify 5,7,8,9
Mandible, Maxilla, External acoustic meatus, Mastoid process
Define Cribriform plate
It is small holes
Name the following
Foramen magnum, Crista galli, Cribriform plate, Sella turcica
Name the following
Occipital Condyles, Foramen magnum
What is the Sella Turcica?
It is where the pituitary gland rests within a hollowed out area of the sphenoid bone.
Why is it called Hypophyseal fossa?
It is the indentation in the sphenoid bone
Define 1-4
Coronoid proces,Articular surface for temporomandibular joint, Mandibular notch, Head, Condylar process
In the mastoid process what are the holes referred to as?
Mastoid air cells
Name the following photo 1,2,3
Mandibular fossa, External acoustic meatus, Mastoid process
What is Number 4?
Temporomandibular Joint
Which Vertebrae is this?
Cervical
Which Vertebrae is this?
Thoracic
Which Vertebrae is this?
Lumbar
How many in Cervical Curve
7
How many are in the Thoracic curve?
12
How many in the Lumbar curve?
5
How many in the Sacral curve?
5
How many in the Coccyx?
3-5
Thoracic and sacral curves are called what during fetal development?
Primary curves
The lu mbar and cervical curves are called what after birth?
Secondary curves
Name the following diagram 1-6
Cervical vertebrae, Thoracic vertebrae, Lumbar vertebrae, Lordosis, Kyphosis, Lordosis
Which is considered Lordosis
Cervical, Lumbar
Which is considered Kyphotic/Kyphosis?
Thoracic
Name the following 1-6
Lamina, Spinous process, Transverse process, Vertebral arch, Pedicle, Vertebral body
Thoracic vertebrae is what shaped?
Heart shaped
Label 1 and 2
Sacrum and Coccyx
Label 1 2 3
Frontal suture, Anterior fontanelle, Sagittal suture
Label 1 and 2
Base and Apex
Every Cervical has what in the Transverse process?
A hole
What Vertebrae is this?
Cervical
What Vertebrae is this?
Thoracic
What Vertebrae is this?
Lumbar
