Chapter 7 objectives Flashcards
What’s the average number of bones in the human body?
206
What are the two structural divisions of the skeleton
The axial and appendicular skeleton
what bones are in the axial skeleton?
Any bones that you touch while drawing a line straight down the center of the body
what bones are in the appendicular skeleton?
Any bones outside the middle line of the skeleton. The limbs, pelvic girdle, and lower limbs.
what are the three main classes of bone markings?
Articulations, projections and holes/dents
what are the eight facial bones?
(Virgil is now making my pet zebra laugh)
Vomer, inferior nasal conchae, nasal mandible maxillae Palantine zygomatic lacrimal 
what are the six cranial bones?
(PEST 0F 6)
Parietal ethmoid, sphenoid, temporal occipital frontal
What is the number of each type of vertebrae?
(Breakfast at 7 lunch at 12 dinner at 5)
7 cervical 12 thoracic and 5 lumbar 
what is the significance of the hyoid bone?
even though it doesn’t articulate with any bones, it provides numerous attachment points for muscles involved in swallowing and speech 
what are the general features of the vertebral column?
cervical thoracic, lumbar sacral and coccygeal 
what is the function in structure of the intervertebral disks?
they are pads between each individual vertebrae. They absorb shock and bind vertebral column together. 
what are the main components of the thoracic cage?
12 pairs of ribs, sternum and part of vertebral column 
What is the function of the thoracic cage?
protect longs heart, and other delicate contents of thoracic cavity
what are the main components of the pectoral girdle?
clavicle and scapula 
what are the four regions of the upper limb
Arm, forearm, wrist, and hand
