Exam 1-General Characteristics of the Vertebral Column Flashcards Preview

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Flashcards in Exam 1-General Characteristics of the Vertebral Column Deck (17):
1

What is the number of vertebrae in a typical adolescent?

33 segments

2

What is the number of vertebrae in a typical adult?

26 segments

3

What is the number of vertebrae in the typical spine?

24 segments

4

What constitues the spine?

the 24 presacral segments; the cervical, thoracic and lumbar vertebrae

5

How many segments unite to form the typical sacrum?

5 segments

6

How many segments unite to form the typical coccyx?

4 segments

7

Which mammals do no have seven vertebrae?

two toed sloth, manatee, ant bear, and three toed sloth

8

Which mammals have more then seven cervical vertebrae?

the ant bear and three-toed sloth

9

Which mammals have less than seven cervical vertebrae?

the manatee and two-toed sloth

10

What does the term "cervical" refer to?

the region of the neck

11

What does the term "thoracic" mean?

breast plate or chest; it referred to the armor bearing region of the torso

12

What other term is often used to identify the vertebral segments of the chest?

the dorsal segments; dorsal

13

What is the the typical number of the segments in the dorsal or throacic region?

12 segments

14

What does the term "lumbar" refer to?

the loin; the region between the rib and the hip

15

What is the typical number of segments in the lumbar region?

5 segments

16

What does the term "sacrum" refer to?

the holy bone or holy region

17

What does the term "coccyx" refer to?

a cuckoo birds' bill or cuckoo birds' beak