A Fetus Develops Without Macula Densa in Its Nephrons

question 36

Multiple Choice

A fetus develops without macula densa in its nephrons. Which of the following will occur as a result?

• A)The ability to detect sodium, potassium, and chloride ions in the nephron loop and secrete renin in response will be lost.
• B)Renin secretion in response to renal baroreceptors during low blood pressure conditions cannot occur.
• C)Fluid cannot pass from the glomerular capillaries into the Bowman's capsule, so blood cannot be filtered.
• D)Renin will be able to convert angiotensinogen into angiotensin I, but angiotensin I cannot be converted into angiotensin II.

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Definitions:

Z-Score

A measure showing how many standard deviations an element is from the mean.

Z-Scores

Standardized scores that indicate the number of standard deviations an element is from the mean of its distribution.

Standard Deviations

A measure that quantifies the amount of dispersion or variation of a set of data values from the mean.

Z-Scores

Standardized scores that indicate how many standard deviations an element is from the mean of its data set.