What is the functional unit of the kidney called - Answers Nephron
The only surface inside the nephron where cells are covered with microvilli to increase the
reabsorptive surface area is called the - Answers Proximal convoluted tubules
What part of the kidney controls renal blood flow, glomerular filtration, and renin secretion -
Answers Juxtaglomerular apparatus (JGA)
The glomerular filtration rate is directly related to which factor - Answers Perfusion pressure in
the glomerular capillaries
What effects do exercise and body position have on renal blood flow - Answers They activate
renal sympathetic neurons and cause mild vasoconstriction
Blood vessels of the kidneys are innervated by the - Answers Sympathetic nervous system
When renin is released, it is capable of which action - Answers Formation of angiotensin I
What effect do natriuretic peptides have during heart failure when the heart dilates - Answers
Inhibits renin and aldosterone
What is the direct action of atrial natriuretic hormone - Answers Sodium excretion
What term is used to identify the movement of fluids and solutes from the tubular lumen to the
peritubular capillary plasma - Answers Tubular reabsorption
Compared with a younger individual, how is the specific gravity of urine in older adults affected -
Answers Specific gravity of urine in older adults is considered low normal
What is the most common cause of uncomplicated urinary tract infection - Answers Escherichia
coli
Which clinical manifestations of a urinary tract infection may be demonstrated in an 85-year-old
individual - Answers Confusion and poorly localized abdominal discomfort
Anemia of chronic renal failure can be successfully treated with which element - Answers
Erythropoietin
What medical term is used to identify a functional urinary tract obstruction caused by an
interruption of the nerve supply to the bladder - Answers Neurogenic bladder
What initiates inflammation in acute poststreptococcal glomerulonephritis - Answers Immune
complexes
Acute glomerulonephritis (AGN) may be accompanied by a positive throat or skin culture for
which bacteria - Answers streptococcus