Vertebral Column/Spinal Column (General Characteristics of the Vertebral Column, Spinal Column Measurements, and Functions of the Vertebral Column Flashcards Preview

Spinal Anatomy > Vertebral Column/Spinal Column (General Characteristics of the Vertebral Column, Spinal Column Measurements, and Functions of the Vertebral Column > Flashcards

Flashcards in Vertebral Column/Spinal Column (General Characteristics of the Vertebral Column, Spinal Column Measurements, and Functions of the Vertebral Column Deck (20)
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1
Q

What is the number of vertebrae in a typical adult?

A

26 segments

2
Q

What is the number of vertebrae in a typical spine?

A

24 segments

3
Q

What constitutes the spine?

A

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

4
Q

Which mammals have more than seven cervical vertebrae?

A

The ant bear and three toed sloth

5
Q

Which mammals have less than seven cervical vertebrae?

A

The manatee and two toed sloth

6
Q

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

A

The dorsal segments; the dorsals

7
Q

What does the term “lumbar” refer to?

A

The loin; the region between the rib and the hip

8
Q

What does the term “sacrum” refer to?

A

The holy bone or holy region

9
Q

What does the term “coccyx” refer to?

A

A cuckoo birds’ bill or cuckoo birds’ beak

10
Q

What is the length of a typical male spinal column?

A

About 70 centimeters or 28 inches

11
Q

What is the length of a typical female spinal column?

A

About 60 centimeters or 25 inches

12
Q

What is the length difference between a typical male and typical female spinal column?

A

About 3 inches

13
Q

What is the length of the male cervical region (both measurements)?

A

About 12 centimeters

14
Q

What is the length of the male thoracic region (both measurements)?

A

About 28 centimeters or 11 inches

15
Q

What is the length of the male lumbar region (both measurements)?

A

About 18 centimeters or 7 inches

16
Q

What is the length of the male sacrum (both measurements)?

A

About 12 centimeters or 5 inches

17
Q

How does the vertebral column participate in skeletal formation?

A

Ribs are formed from the costal process of the embryonic vertebral template

18
Q

What levels of the vertebral column specifically accommodate weight bearing transfer?

A

S1-S3 at the auricular surface

19
Q

Distinguish between motion and locomotion.

A

Motion is movement without travel; locomotion is movement to a new site or location

20
Q

What organ(s) is(are) specifically associated with the horizontal axis of the skull?

A

The eye and the vestibular apparatus of the inner ear

Decks in Spinal Anatomy Class (33):