THORAX ABDOMEN AND PELVIS

MEDICAL

THORACIC WALL

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Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]

The saying “Breakfast at 7, lunch at 12, dinner at 5, “ helps you remember the order of the vertebrae. Which region only has 5?

A	Cervical
B	Lumbar
C	Sacral
D	Thoracic

Explanation:

Detailed explanation-1: -How can that be? The answer is in your sacrum and coccyx (tailbone). The sacrum is actually made of 5 fused vertebrae and your coccyx is made of 4.

Detailed explanation-2: -They are designated L1 to L5, starting at the top. The lumbar vertebrae help support the weight of the body, and permit movement. Position of human lumbar vertebrae (shown in red). It consists of 5 bones, from the top down, L1, L2, L3, L4 and L5.

Detailed explanation-3: -The correct sequence showing the vertebral column of human being is cervical-thoracic-lumbar-sacral-coccygeal as shown below.

Detailed explanation-4: -Usually there are 7 cervical, 12 thoracic, 5 lumbar, 5 sacral and 4 caudal (coccygeal) vertebrae. In humans, the length of the vertebral column is 71 cm in males and 61 cm in females. This diagram shows the curvatures associated with the different regions of the human vertebral column.

There is 1 question to complete.