BIO 3100 CH 7 PreClass Assignment 2
How many pairs of ribs articulate directly with the sternum?
12
How many vertebrae comprise the thoracic region of the spine?
12
How many ribs make up the rib cage?
24
Identify the typical number of vertebrae that fuse during development to form the coccyx.
3-5
How many pairs of ribs are considered false ribs?
5
Name the number of vertebrae that fuse together to form the sacrum.
5
How many pairs of ribs articulate directly with the sternum?
7
How many vertebrae make up the cervical region of the vertebral column?
7
What feature (or features) allows the bony thoracic cage to increase or decrease its volume during breathing?
All of the listed responses are correct.
Identify the region of the sacrum that articulates with the hip bone.
Auricular surface
Identify a unique characteristic of a typical cervical vertebra.
Bifid spinous process
Another name for axis is:
C2
Which region of the vertebral column contains the smallest vertebrae?
Cervical region
Name the type of connective tissue that anchors the ribs onto the sternum.
Hyaline cartilage
Individual vertebrae articulate with each other forming the vertebral column. Identify the part of a vertebra that articulates immediately with the vertebra below it.
Inferior articular processes
Which of the following structures would not be found within a vertebral foramen?
Intervertebral discs
Which landmark is composed of fused spinous processes?
Median sacral crest
Identify the region of the skull that articulates with the atlas.
Occipital condyles
Name the vertebral projection oriented in a median plane.
Spinous process
Which region of the vertebral column is located superior to the thoracic region and which region is inferior to the thoracic region, respectively?
Superiorly: cervical and inferiorly: lumbar
Which of the following thoracic vertebrae is the largest?
T12
Which of these statements about the true ribs is FALSE?
They don't move during respiration.
Identify the articulation site for a tubercle of a rib.
Transverse costal facet
Foramina located in the _____ is a characteristic of cervical vertebrae.
Transverse processes
Identify the region of a rib that articulates with the transverse process of a vertebra.
Tubercle
What part of the sternum is palpated prior to giving CPR?
Xiphoid Process
The cervical vertebra that allows you to nod your head is the __________.
atlas
What is the name of the first cervical vertebra?
atlas
Which vertebra lacks both a body and spinous process?
atlas
Identify the articulation site that allows us to rotate our head, e.g. shaking the head "no".
atlas-axis
What is the name of the second cervical vertebra?
axis
Identify the central portion of the sternum.
body
Which part of a vertebra is known as the centrum?
body
Which spinal curve develops as the infant learns to support the head?
cervical
Which of the following bones do NOT make up the thoracic cage?
clavicle
Identify the tailbone.
coccyx
Identify the articulation site for the head of a rib.
demi-facet
Identify the part of a rib that articulates in the demi-facets of the thoracic vertebra.
head
Spinal nerves run to and from the spinal cord within what structure?
intervertebral foramina
Which of these organs does the sacrum NOT protect?
kidney
Compression fractures associated with osteoporosis of vertebral bodies can distort the normal thoracic curvature of the vertebral column in a posterior direction. Such a distortion is called __________.
kyphosis
Which of these regions of the vertebral column would be most accessible from a posterior surgical approach?
lamina
In some individuals, body fat accumulates almost exclusively in the belly region. Because of the enlarged belly, the individual has a swayback appearance. The clinical term for this distortion of the vertebral curvature is called __________.
lordosis
Identify the shield shaped top of the sternum.
manubrium
Identify the articulation site that allows us to nod our head "yes".
occipital-atlas
The two spinal curves present at birth are called __________ curves.
primary
Which of these is NOT a spinal curve?
prominens
This facet on the transverse process of thoracic vertebrae provides an articulation site for a __________.
rib
Identify the bony posterior wall of the pelvis.
sacrum
Name the vertebral process indicated by the arrow.
spinous
The spinous processes are especially long on __________ vertebrae.
thoracic
The ribs articulate with the __________.
transverse costal facets of the thoracic vertebrae
Identify a lateral projection of a vertebra.
transverse process
The weight-bearing region of a vertebra is the __________.
vertebral body
When administering CPR, one structure that serves as both a landmark and a cause for concern is the __________.
xiphoid process
