APPLIED RADIOLOGICAL ANATOMY

ANATOMY

THE VERTEBRAL COLUMN

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
How many thoracic vertebrae are there?
A
14
B
12
C
10
D
8
Explanation: 

Detailed explanation-1: -The thoracic region contains 12 vertebrae, denoted T1-T12.

Detailed explanation-2: -Thoracic vertebrae (Fig. 2) form the midline of the posterior wall of the thoracic cavity. There are 12 thoracic vertebrae; corresponding to 12 pairs of ribs (Oostra et al.

Detailed explanation-3: -In humans, the vertebral column usually consists of 33 vertebrae, placed in series and connected by ligaments and intervertebral discs. However, the number of vertebrae can vary between 32 and 35. Usually there are 7 cervical, 12 thoracic, 5 lumbar, 5 sacral and 4 caudal (coccygeal) vertebrae.

Detailed explanation-4: -Thoracic (middle back): The chest or thoracic part of the spine has 12 vertebrae (T1 to T12). Your ribs attach to the thoracic spine. This section of the spine bends out slightly to make a backward C-shape called the kyphotic curve.

Detailed explanation-5: -The eleventh thoracic vertebra (T-11) has an intact, superiorly placed costal facet on each side of the vertebral body but no costal articulation on the transverse processes. The twelfth thoracic vertebra (T-12) resembles T-11, but the inferior articular facets assume the lumbar pattern.

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