The kidney has an important role in the regulation of the plasma concentration and blood volume. The photograph shows a Bowman's capsule (renal capsule). The line from X to Y shows the diameter of the Bowman's capsule. (Source: © Science Photo Library/Alamy Stock Photo) Which method reabsorbs glucose from the proximal convoluted tubule into the blood? (1) (ii) The Bowman's capsule of a healthy kidney filters up to 7.5 g of glucose per hour. Calculate the rate of glucose filtration in milligrams per second. (2) Answer $$\(\mathrm{mg} \mathrm{s}^{-1}\)$$

Biology
IGCSE&ALevel
EDEXCEL
Exam No:WBI1501-que-20241024 Year:2024 Question No:6(d)(i)

Answer:

A

A calculation showing the following steps:
- conversion of 7.5 g to mg (1)
- calculation of rate per second (1)

Knowledge points:

CH7 – Respiration, Muscles and the Internal Environment

Solution:

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