4.1 Anatomy of the Skeleton: Overview and Axial Skeletons Part 4

Question 1

Where are the inferior nasal conchae located?

Answer 1

inferiorly to the middle conchae

Question 2

What are the middle and superior nasal conchae formed from?

Answer 2

grooves of the ethmoid bone

Question 3

What are the purposes of the nasal conchae?

Answer 3

swirl air that is breathed through the nasal passages
warm and humidify the air before it enters lower respiratory system

Question 4

Where does the vertebral column extend to?

Answer 4

from skull to pelvis

Question 5

How many curvatures does a typical spine have?

Answer 5

four

Question 6

What is the purpose of the curvatures of the spine?

Answer 6

provide more resilience and strength in an upright position

Question 7

How are vertebra named?

Answer 7

according to position in the vertebral column

Question 8

What are the group names/anatomical regions of the vertebral column?

Answer 8

cervical (neck)
thoracic (back)
lumbar (lower back)
sacrum (tail)
coccyx (tail)

Question 9

What is the canal of the vertebra known as?

Answer 9

vertebral foramen

Question 10

How many cervical vertebra are there?

Answer 10

7

Question 11

How many thoracic vertebra are there?

Answer 11

12

Question 12

How many lumbar vertebra are there?

Answer 12

5

Question 13

What are the spinuous processes?

Answer 13

bony projections on the dorsal side of the vertebrae

Question 14

Where is the vertebral body located?

Answer 14

anterior portion

Question 15

What part of the vertebra has the largest surface area?

Answer 15

vertebral body

Question 16

What do the articular facets allow for?

Answer 16

adjacent vertebra to articulate with each other

Question 17

Where do spinal nerves exit the vertebral column?

Answer 17

between the vertebra

Question 18

What is the composition of a typical cervical vertebra?

Answer 18

long spinous process with a bifid tip that splits into two parts posteriorly

Question 19

What are the vertebral bodys and foramens like on the cervical vertebra?

Answer 19

bodies are small and foramen are large

Question 20

What do the transverse processes of cervical vertebra contain and what are they for?

Answer 20

transverse foramina that are for the passage of vertebral arteries and veins