HISTOLOGY
URINARY SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which of the following is/are right for pronephroi?
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Pronephroi is transitory, nonfunctional structures appear in the 4th week
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Pronephroi is permanent kidney
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pronephroi consists of glomeruli and pronephric tubules
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pronephroi comes from extraembryonic mesoderm
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Explanation:
Detailed explanation-1: -Kidney Development Pronephros development begins in the fourth week; however, they will not form functioning kidneys in humans. Pronephric ducts develop in the cervical region of the nephrogenic cord before extending and fusing with the cloaca.
Detailed explanation-2: -Proper sequence of the parts are-glomerulus, Bowman’s capsule, proximal convoluted tubule, loop of Henle, convoluted tubule.
Detailed explanation-3: -Urine formation begins towards the end of the first trimester (weeks 11 to 12) and continues throughout fetal life.
There is 1 question to complete.