General Characteristics of Vertebral Column

Question 1

What is the number of vertebrae in typical adolescent

Answer 1

33 segments

Question 2

what is the number of vertebrae in a typical adult

Answer 2

26 segments

Question 3

what is the number of vertebrae in the typical spine

Answer 3

24 segments

Question 4

what constitutes the spine

Answer 4

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

Question 5

how many segments unite to form the typical sacrum

Answer 5

5 segments

Question 6

how many segments unite to form the typical coccyx

Answer 6

4 segments

Question 7

which mammals have more than seven cervical vertebrae

Answer 7

the ant bear and three toes sloth

Question 8

which mammals have less than seven cervical vertebrae

Answer 8

the manatee and two toed sloth

Question 9

which mammals do not have seven cervical vertebrae

Answer 9

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

Question 10

what does the term “cervical” refer to

Answer 10

the region of the neck

Question 11

what does the term “thoracic” refer to?

Answer 11

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

Question 12

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

Answer 12

the dorsal segments; the dorsals

Question 13

what is the typical number of segments in the dorsal or thoracic region

Answer 13

12 segments

Question 14

what does the term “lumbar” refer to

Answer 14

the loin; the region between the rib and the hip

Question 15

what is the typical number of segments in the lumbar region

Answer 15

5 segments

Question 16

what does the term “sacrum” refer to

Answer 16

the holy bone or holy region

Question 17

what does the term “coccyx” refer to

Answer 17

a cuckoo bird bill or cuckoo bird beak

Question 18

differences in the number and morphology of vertebrae within the population based on male and female variation is identified as which type of variation

Answer 18

gender variation or sexual diorphism

Question 19

differences in the number and morphology of vertebrae within the population based on age r developmental variation is identified as which type of variation

Answer 19

ontogenetic variation

Question 20

difference in the number and morphology of vertebrae within the population based on ethnicity or locational variation is identified as which type of variation

Answer 20

geographic or population based variation

Question 21

difference in the number and morphology of vertebrae within the population based on the variation between individuals is identified as which type of variation

Answer 21

idiosyncratic variation

Question 22

which variations account for the disparity in number and morphology of vertebrae within the population

Answer 22

gender variation or sexual dimorphism, ontogenetic variation, geographic or population based variation, and idiosyncratic variation