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Kidneys are reddish brown, bean-shaped s...

Kidneys are reddish brown, bean-shaped structures situated between the levels of `"____"` thoracic and `"_____"` lumbar vertebrae.

A

`11^(th),1^(th)`

B

`12^(th),3^(rd)`

C

`10^(th),2^(nd)`

D

`12^(th),5^(th)`

Text Solution

AI Generated Solution

The correct Answer is:
To answer the question regarding the location of the kidneys in relation to the thoracic and lumbar vertebrae, we can follow these steps: ### Step-by-Step Solution: 1. **Identify the Structure of the Kidneys**: - The kidneys are described as reddish-brown, bean-shaped structures. 2. **Locate the Position of the Kidneys**: - The kidneys are situated in the dorsal inner wall of the abdominal cavity. 3. **Determine the Vertebral Levels**: - The question asks for the specific vertebral levels between which the kidneys are located. - The kidneys are positioned between the last thoracic vertebra and the third lumbar vertebra. 4. **Identify the Specific Vertebrae**: - The last thoracic vertebra is the 12th thoracic vertebra (T12). - The third lumbar vertebra is the 3rd lumbar vertebra (L3). 5. **Conclude the Answer**: - Therefore, the kidneys are situated between the levels of the 12th thoracic vertebra (T12) and the 3rd lumbar vertebra (L3). ### Final Answer: The kidneys are situated between the levels of the **12th thoracic (T12)** and **3rd lumbar (L3)** vertebrae. ---
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