Axial Skeleton
body
Choose which term fits the description: The (body or spinout) process of a typical vertebra forms the rounded, central portion that faces anteriorly in the human vertebral column.
Sacroilliac joint
How does the axial skeleton articulate with the appendicular skeleton inferiorly?
Sternoclavicular joint
How does the axial skeleton articulate with the appendicular skeleton superiorly?
7
How many cervical vertebrae are there?
5
How many lumbar vertebrae are there?
12
How many thoracic vertebra are there?
seven pairs
How many true ribs (ones that attach directly to the sternum) are there?
fibrocartilage
Intervertebral discs are pads of __________ that cushion the vertebrae and absorb shock.
mandibular symphasis
Name each skull marking based on its description: middle of the chin
external occipital protuberance
Name each skull marking based on its description: midline prominence posterior to the foramen magnum
supraorbital foramen
Name each skull marking based on its description: superior orbital margin
mastoid process
Name each skull marking based on its description: temporal bone; behind the ear
sphenoid
Name the cranial bone based on its description: bat-shaped, forming part of the cranial base
temporal
Name the cranial bone based on its description: lateral and inferior
frontal
Name the cranial bone based on its description: forehead
occipital
Name the cranial bone based on its description: posterior
parietal
Name the cranial bone based on its description: sides: superior and lateral
mandible
Name the facial bone based on its description: lower jawbone
zygomatic
Name the facial bone based on its description: cheekbone
lacrimal
Name the facial bone based on its description: medial orbit; tear passageway
palatine bones
Name the facial bone based on its description: posterior hard palate
maxillae
Name the facial bone based on its description: upper jawbones
Sacrum and coccyx
Name the fused sections of the vertebral column.
Body of sternum
Name the highlighted bone
Manubrium of the sternum
Name the highlighted bone
Xiphoid process of the sternum
Name the highlighted bone
spinous process
Name the regions of a typical vertebrae based on its description: single medial and posterior projection important for muscle attachment
transverse processes
Name the regions of a typical vertebrae based on its description: two lateral projections that articulate with the ribs in thoracic region
body
Name the regions of a typical vertebrae based on its description: rounded central weight-bearing portion
sternum
The ______, commonly referred to as the breastbone, is a flat bone formed by the fusion of three bones: the manubrium, the body, and the xiphoid process.
D
The axial skeleton is composed of all of the following EXCEPT __________. A. the vertebral column B. the skull C. the thoracic cage D. the pectoral girdle
B
The skull is made up of all of the following EXCEPT __________. A. zygomatic bone B. hyoid bone C. sphenoid bone D. parietal bone
Four
The vertebral column consists of how many curvatures?
Herniated disc
This is the term used to describe when the anulus fibrosus ruptures and the nucleus pulposus protrudes through it.
False
True or False: The first seven pairs of ribs are called floating ribs because they have only indirect cartilage attachments to the sternum.
coccyx
What is the name of the highlighted structure?
sacrum
What is the name of the highlighted structure?
Atlas
What is the name of this vertebrae?
Axis
What is the name of this vertebrae?
Hyaline Cartilage; Connective Tissue
What kind of tissue is costal cartilage?
cervical
What section of the spinal column does this vertebrae belong?
lumbar
What section of the spinal column does this vertebrae belong?
thoracic
What section of the spinal column does this vertebrae belong?
B
When combined with the costal cartilages, the bony thorax is also known as __________. A. the skull B. the thoracic cage C. the hip D. none of these
C
Where can the hyoid bone be palpated? A. on each side of the bridge of the nose B. on the back of the head C. beneath the chin D. behind the ear
body
Which region of the sternum articulates with the greatest number of ribs?
11-12
Which ribs are considered floating ribs?
8-10
Which ribs have indirect cartilage attachments to the sternum?
Pedicle, lamina, spinous process
Which three structures form the vertebral arch?
Thoracic
__________ vertebrae articulate with the ribs.
vomer
nasal septum
