Chapter 5 Pt. 3 Flashcards
What are the bones that form the face?
1) Nasal Bones
2) Nasal Septum
3) Vomer
4) Zygomatic bones
5) Zygomatic Arch
6) Lacrimal Bones
7) Maxillae
8) Palatine bones
9) Mandible
Which bone of the face is this: form the bridge of the nose
Nasal Bones
Which bone of the face is this: a partition that divides the left and right chambers of the nasal cavity
Nasal Septum
Which bone of the face is this: largely form cheekbones and part of the bottom of the eye sockets
Zygomatic bones
Which bone of the face is this: the cheekbone
Zygomatic Arch
Which bone of the face is this: located at the inner corners of the eyes, near the nose
Lacrimal Bones
Which bone of the face is this: forms the upper jaw and parts of the roof of the mouth
Maxillae
Which bone of the face is this: lie behind the part of the maxillae that forms the roof of the mouth
Palatine bones
Which bone of the face is this: the lower jaw; is formed from 2 bones connected at the midline
Mandible
The ______ _______ is composed of the vomer and part of the ethmoid bone
Nasal Septum
The Nasal Septum is composed of the ______ and part of the ________ ______
vomer
ethmoid bone
Each Zygomatic bone, has an extension that joins with an extension from the temporal bone to make up the __________ ______
zygomatic arch
________ ______ are the smallest facial bones
Lacrimal Bones
________ ______ drain tears from the eyes.
Lacrimal Bones
What are the 2 pairs of bones that form the jaw?
1) maxillae
2) mandible
The temporomandibular joint can respond to ______
stress
The ____________ ______ allows the mouth to open and close
temporomandibular joint
_____________ _______- a hinge created by the mandible connecting to the skull at the temporal bone
temporomandibular joint
What is the vertebral column?
a series of bones through which the spinal cord passes as ti descends the back
What is a vertebra?
each of the bones of the vertebral column
What are the 26 vertebrates organized from top to bottom?
1) 7 cervical (neck) vertebrate (C1-C7)
2) 12 thoracic (chest) vertebrate (T1-T12)
3) 5 lumbar (lowerback) vertebrate (L1-L5)
4) 1 sacrum (found by the fusion of fire sacral vertebrae)
5) 1 coccyx (tailbone) (formed by fusion of four vertebrae)
What is scoliosis?
an abnormal curvature of the spine to the left or right
scoliosis is also known as _______ ________
twisted disease
What is the cause of scoliosis?
commonly has no known cause
scoliosis affects primarily ________
females
_______ serves no function and is regarded as a vestigial tail whose bones may have joined as a side effect of growth without movement
coccyx
What is a vestigial?
an evolutionary relic
What are an intervertebral disks?
pads of fibrocartilage the help cushion the bones of the vertebral column
Where are intervertebral disks located?
sacrum
What is a slipped disk?
a bulge in a disk
If a slipped disk is bulged inward that means?
can press against the spinal cord, interfering with muscle control and perception of incoming stimuli
If a slipped disk is bulged outward that means?
can hit the sciatic nerve, causing great pain
What is the source of lower back pain?
it has no source
There how many pairs of ribs?
12
the upper 10 pairs of ribs are attached by ________ either directly or indirectly to the ________ (breastbone)
cartilage
sternum
the upper 10 pairs of ribs are attached by cartilage either _______ or ________ to the sternum (breastbone)
directly
indirectly
the last 2 pairs of ribs are not attached to the sternum, they are known as ________ _____, and are attached at the back to the thoracic vertebrate
floating ribs
the last 2 pairs of ribs are not attached to the sternum, they are known as floating ribs, and are attached at the back to the ________ __________
thoracic vertebrate
