The kidney functions in

Question

BlackTom AI · Accepted Answer

Question restatement: The kidney functions in
Options:
- A) preventing blood loss.
- B) white blood cell production.
- C) synthesis of vitamin E.
- D) excretion of nitrogenous wastes (such as urea).
- E) production of the hormone aldosterone.

Analysis of each option:
Option A: preventing blood loss. This is not a primary function of the kidneys. Blood loss prevention is typically handled by the circulatory system and clotting mechanisms (platelets, coagulation factors). The kidneys are not involved in preventing bleeding, so this statement is incorrect.

Option B: white blood cell production. White blood cells are produced primarily in bone marrow (hematopoiesis). The kidneys do not manufacture leukocytes; they have roles in filtering blood and other metabolic processes, not hematopoiesis. Therefore, this option is incorrect.

Option C: synthesis of vitamin E. Vitamin E is a fat-soluble vitamin obtained from diet and stored in body tissues; it is not synthesized by the kidneys. The kidneys do not synthesize vitamins, so this choice is incorrect.

Option D: excretion of nitrogenous wastes (such as urea). This aligns with the kidneys’ core function: filtering blood to remove waste products, including nitrogenous wastes like urea, and forming urine for excretion. This statement accurately reflects a key renal role, so it is correct.

Option E: production of the hormone aldosterone. Aldosterone is produced by the adrenal cortex, not by the kidneys. While the kidneys respond to aldosterone by reabsorbing sodium and water, they do not synthesize it. Thus, this option is incorrect.

Summary: The only option that describes a fundamental kidney function is option D, excretion of nitrogenous wastes (such as urea), while all other statements describe processes not performed by the kidneys (blood loss prevention, leukocyte production, vitamin synthesis, or hormone production).

The kidney functions in单项选择题

类似问题

Which organ is primarily responsible for filtering blood to form urine?

Which of the following is NOT an important function of the kidney?

Question at position 40 Which of the following is a lesser-known function of the urinary system?Regulating blood pressureAbsorbing oxygenDigesting nutrientsProducing urine to remove waste

Question at position 2 The organ that regulates fluid volume and thus has an important role in regulating blood pressure is the Printed Blank[input]Question Blank 1 of 1[input]kidneyliverbrainpancreasheartlung

Which organ is primarily responsible for regulating water balance and ionic equilibrium in the body by filtering blood and producing urine? (K:1)

3. The speaker seems most disappointed about:

2. A typical flying car costs about Answer Question 2[input] times more than a regular car.

更多留学生实用工具

智能学习助手

风格化写作助手

论文查重助手

文献引用助手

课堂转译助手

课堂笔记助手

Quiz搜索助手

学校历年真题

智能刷题助手

智能匹配练习

希望你的学习变得更简单