Anatomy Questions
Explore questions in the Anatomy category that you can ask Spark.E!
______ and ______ are secreted in response to low blood volume or low solute concentration in the tubular fluid within the kidney.
After a long period of lower than normal hormone concentrations, the target cells might respond by ______ of the hormone's receptors.
What is an example of a commonly used second messenger that may be activated by nonsteroid hormones?
Many substances have regulated reabsorption. One substance plays a pivotal role in the reabsorption of these other substances. Choose this substance from the list below.
The amount of Na+ excreted in the urine is controlled by ___________ and natriuretic peptide hormones in the collecting tubules and collecting ducts.
In the ______ loop, only about 10% of the remaining water in the tubular fluid is reabsorbed.
Water moves from the descending limb of the nephron loop into the _________ when it is reabsorbed.
Aldosterone results in the ______ reabsorption of Na+ and therefore also ______.
The amount of Na+ reabsorbed from the tubular fluid can vary from ______ to ______%.
True or false: ADH causes the PCT to increase water reabsorption from the tubular fluid
Water is reabsorbed through specific water transporter proteins called
The ______ allows plasma and its dissolved substances to be filtered while restricting the passage of large structures, such as formed elements.
The amount of Na+ that is excreted in urine ranges from ______ of the total filtered Na+.
In the kidneys, water movement occurs by ______.
A decrease in blood entering the afferent arteriole will result in ______.
Some substances that were not initially filtered in the glomerulus, but must be eliminated from the blood, become a component of urine through______ _______
Tubular reabsorption moves substances ______ the blood.
The transport maximum is dependent upon the number of____ __ ___ in the epithelial cell membrane
Aldosterone stimulates the protein synthesis of ______ and ______.
Atrial natriuretic peptide ______ GFR to eliminate fluid when there is a(n) ______ in blood volume and/or blood pressure.