A) reabsorbs about 65 percent of the filtered water B) is not the site of action of renin C) is where glucose is reabsorbed D) receives filtrate from Bowman's capsule E) has all of the above characteristics A) reabsorbs about 65 percent of the filtered water B) is not the site of action of renin C) is where glucose is reabsorbed D) receives filtrate from Bowman's capsule E) has all of the above characteristics

A) is the waste product with the smallest molecular size in the glomerular filtrate B) is in greater concentration at the end of the proximal tubule than in other body fluids C) has a clearance rate greater than GFR D) is both a and b E) is all of the above A) is the waste product with the smallest molecular size in the glomerular filtrate B) is in greater concentration at the end of the proximal tubule than in other body fluids C) has a clearance rate greater than GFR D) is both a and b E) is all of the above

A) secretion is stimulated by a water deficit B) increases the permeability of the distal and collecting tubules to water C) promotes the insertion of aquaporins into the membrane of certain tubule cells D) does not affect tubule cells in the proximal end of the nephron E) has all of the above characteristics A) secretion is stimulated by a water deficit B) increases the permeability of the distal and collecting tubules to water C) promotes the insertion of aquaporins into the membrane of certain tubule cells D) does not affect tubule cells in the proximal end of the nephron E) has all of the above characteristics

Exam 14: The Urinary System

Describe how renin can ultimately increase the kidney's ability to conserve water in the distal tubule.Include the following in your answer: blood pressure, aldosterone, lungs, angiotensinogen, angiotensin I and II, and JGA.

(Essay)

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Question 201

The proximal tubule

(Multiple Choice)

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Question 202

Changes in the glomerular filtration rates are accomplished through

(Multiple Choice)

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Question 203

Which of the following is not a function of the kidneys?

(Multiple Choice)

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Question 204

The renal threshold for glucose is well above the normal plasma glucose concentration, but the renal threshold for PO₄ is equal to the normal plasma PO₄ concentration.

(True/False)

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Question 205

The two intrarenal mechanisms that contribute to autoregulation of the GFR are the _ mechanism and the ____ mechanism.

(Short Answer)

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Question 206

Tubular reabsorption and tubular secretion are highly selective processes, whereas glomerular filtration is not.

(True/False)

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Question 207

The combined vascular/tubular component of the nephron is called the _______________.

(Short Answer)

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Question 208

Twenty-five percent of the cardiac output goes to the kidneys because of their tremendous nutrient requirement for the active transport of Na⁺.

(True/False)

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Question 209

On average, of the 125 ml/min of plasma filtered, ml/min is reabsorbed and ml/min is excreted as urine.

(Short Answer)

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Question 210

Match the chemicals below with the correct characteristic. a.renin b.angiotensinogen c.angiotensin I d.angiotensin II e.aldosterone f.atrial natriuretic peptide -Its secretion is directly stimulated by a low plasma Na⁺ concentration

(Short Answer)

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Question 211

The tubular fluid is as it enters Bowman's capsule, at the beginning of the loop of Henle, at the tip of the loop, and as it leaves the loop to enter the distal tubule.

(Multiple Choice)

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Question 212

Sympathetic vasoconstriction of the afferent arterioles and a resultant fall in the GFR occur as part of the baroreceptor reflex response when the blood pressure is too low.

(True/False)

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Question 213

The functional unit of the kidney is the

(Multiple Choice)

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Question 214

In the kidney, blood is filtered in the cortex, drains through the renal pelvis into the renal medulla, and from there travels in the ureter to the urinary bladder.

(True/False)

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Question 215

Urea

(Multiple Choice)

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Question 216

Which statement is true about Na⁺ reabsorption in the kidney?

(Multiple Choice)

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Question 217

Which of the following establish the medullary vertical osmotic gradient by means of countercurrent multiplication?

(Multiple Choice)

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Question 218

Which of the following is not attributable to atrial natriuretic peptide (ANP)?

(Multiple Choice)

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Question 219

Vasopressin

(Multiple Choice)

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Question 220

Showing 201 - 220 of 316

Describe how renin can ultimately increase the kidney's ability to conserve water in the distal tubule.Include the following in your answer: blood pressure, aldosterone, lungs, angiotensinogen, angiotensin I and II, and JGA.

The proximal tubule

Changes in the glomerular filtration rates are accomplished through

Which of the following is not a function of the kidneys?

The renal threshold for glucose is well above the normal plasma glucose concentration, but the renal threshold for PO₄ is equal to the normal plasma PO₄ concentration.

The two intrarenal mechanisms that contribute to autoregulation of the GFR are the _ mechanism and the ____ mechanism.

Tubular reabsorption and tubular secretion are highly selective processes, whereas glomerular filtration is not.

The combined vascular/tubular component of the nephron is called the _______________.

Twenty-five percent of the cardiac output goes to the kidneys because of their tremendous nutrient requirement for the active transport of Na⁺.

On average, of the 125 ml/min of plasma filtered, ml/min is reabsorbed and ml/min is excreted as urine.

Match the chemicals below with the correct characteristic. a.renin b.angiotensinogen c.angiotensin I d.angiotensin II e.aldosterone f.atrial natriuretic peptide -Its secretion is directly stimulated by a low plasma Na⁺ concentration

The tubular fluid is as it enters Bowman's capsule, at the beginning of the loop of Henle, at the tip of the loop, and as it leaves the loop to enter the distal tubule.

Sympathetic vasoconstriction of the afferent arterioles and a resultant fall in the GFR occur as part of the baroreceptor reflex response when the blood pressure is too low.

The functional unit of the kidney is the

In the kidney, blood is filtered in the cortex, drains through the renal pelvis into the renal medulla, and from there travels in the ureter to the urinary bladder.

Urea

Which statement is true about Na⁺ reabsorption in the kidney?

Which of the following establish the medullary vertical osmotic gradient by means of countercurrent multiplication?

Which of the following is not attributable to atrial natriuretic peptide (ANP)?

Vasopressin

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

The Central Nervous System

The Peripheral Nervous System: Afferent Division Special Senses

The Peripheral Nervous System: Efferent Division

Muscle Physiology

Cardiac Physiology

The Blood Vessels and Blood Pressure

The Blood

Body Defenses

The Respiratory System

Fluid and Acid-Base Balance

The Digestive System

Energy Balance and Temperature Regulation

Principles of Endocrinology: the Central Endocrine Glands

The Peripheral Endocrine Glands

The Reproductive System

Filters

Exam 14: The Urinary System

Describe how renin can ultimately increase the kidney's ability to conserve water in the distal tubule.Include the following in your answer: blood pressure, aldosterone, lungs, angiotensinogen, angiotensin I and II, and JGA.

The proximal tubule

Changes in the glomerular filtration rates are accomplished through

Which of the following is not a function of the kidneys?

The renal threshold for glucose is well above the normal plasma glucose concentration, but the renal threshold for PO₄ is equal to the normal plasma PO₄ concentration.

The two intrarenal mechanisms that contribute to autoregulation of the GFR are the ___________ mechanism and the ______________ mechanism.

Tubular reabsorption and tubular secretion are highly selective processes, whereas glomerular filtration is not.

The combined vascular/tubular component of the nephron is called the _______________.

Twenty-five percent of the cardiac output goes to the kidneys because of their tremendous nutrient requirement for the active transport of Na⁺.

On average, of the 125 ml/min of plasma filtered, ____________________ ml/min is reabsorbed and ____________________ ml/min is excreted as urine.

Match the chemicals below with the correct characteristic. a.renin b.angiotensinogen c.angiotensin I d.angiotensin II e.aldosterone f.atrial natriuretic peptide -Its secretion is directly stimulated by a low plasma Na⁺ concentration

The tubular fluid is ____ as it enters Bowman's capsule, ____ at the beginning of the loop of Henle, ____ at the tip of the loop, and ____ as it leaves the loop to enter the distal tubule.

Sympathetic vasoconstriction of the afferent arterioles and a resultant fall in the GFR occur as part of the baroreceptor reflex response when the blood pressure is too low.

The functional unit of the kidney is the

In the kidney, blood is filtered in the cortex, drains through the renal pelvis into the renal medulla, and from there travels in the ureter to the urinary bladder.

Urea

Which statement is true about Na⁺ reabsorption in the kidney?

Which of the following establish the medullary vertical osmotic gradient by means of countercurrent multiplication?

Which of the following is not attributable to atrial natriuretic peptide (ANP)?

Vasopressin

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

The Central Nervous System

The Peripheral Nervous System: Afferent Division Special Senses

The Peripheral Nervous System: Efferent Division

Muscle Physiology

Cardiac Physiology

The Blood Vessels and Blood Pressure

The Blood

Body Defenses

The Respiratory System

Fluid and Acid-Base Balance

The Digestive System

Energy Balance and Temperature Regulation

Principles of Endocrinology: the Central Endocrine Glands

The Peripheral Endocrine Glands

The Reproductive System

Filters

The two intrarenal mechanisms that contribute to autoregulation of the GFR are the _ mechanism and the ____ mechanism.

On average, of the 125 ml/min of plasma filtered, ml/min is reabsorbed and ml/min is excreted as urine.

The tubular fluid is as it enters Bowman's capsule, at the beginning of the loop of Henle, at the tip of the loop, and as it leaves the loop to enter the distal tubule.