THORAX ABDOMEN AND PELVIS

MEDICAL

KIDNEY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The last section of the renal tubule is the:
A
Proximal convoluted tubule
B
Nephron Loop
C
Loop of Henle
D
Distal convoluted tubule
Explanation: 

Detailed explanation-1: -The distal convoluted tubule (DCT) and collecting duct (CD) are the final two segments of the kidney nephron. They have an important role in the absorption of many ions, and in water reabsorption. The distal convoluted tubule can be subdivided into the early and late sections, each with their own functions.

Detailed explanation-2: -The distal convoluted tubule is the nephron segment that lies immediately downstream of the macula densa. Although short in length, the distal convoluted tubule plays a critical role in sodium, potassium, and divalent cation homeostasis.

Detailed explanation-3: -The distal convoluted tubule (DCT) starts shortly after the macula densa (Figure 3.8). The distal convoluted tubule is heterogeneous and can be divided into an early (DCT1) and late portion (DCT2) with functionally but not so much morphologically distinct characteristics.

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