Question

1. how many thoracic vertebrae are there?

5
7
12
24

1. how many lumbar vertebrae are there?

5
7
12
24

Explanation:

Question 13

In human anatomy, the thoracic vertebrae are part of the vertebral column. The standard number of thoracic vertebrae in an adult human is 12, which is a well - known anatomical fact.

Regarding the lumbar vertebrae in the human vertebral column, the typical number of lumbar vertebrae in an adult human is 5. This is a fundamental anatomical knowledge point.

Answer:

C. 12

Question 14