Question 1

Incontinence is often the final outcome of the urinary system during the aging process.

Accepted Answer

A) True 
 B)False

Question 2

Describe the normal characteristics of freshly-voided urine in a healthy adult.

Accepted Answer

The answer of Describe the normal characteristics of freshly-voided urine...

Question 3

What is the name of the involuntary sphincter that keeps the urethra closed when urine is not being passed?

Accepted Answer

A)  external urethral sphincter 
B)  internal anal sphincter 
C)  internal urethral sphincter 
D)  ileocecal sphincter

Question 4

The process that removes ions such as potassium and hydrogen from the blood and places them into the nephron for removal from the body as urine is known as ________.

Accepted Answer

A)  glomerular filtration 
B)  tubular reabsorption 
C)  tubular secretion 
D)  osmosis

Question 5

What tube connects each kidney to the urinary bladder?

Accepted Answer

A)  urethra 
B)  calyx 
C)  ureter 
D)  ductus (vas) deferens

Question 6

Urine may routinely contain sodium, potassium, proteins, and red blood cells.

Accepted Answer

A) True 
 B)False

Question 7

Which chemical buffer system includes carbonic acid and its salt and ties up hydrogen ions (H⁺) released by strong acids?

Accepted Answer

A)  phosphate buffer system 
B)  protein buffer system 
C)  ionic buffer system 
D)  bicarbonate buffer system 
E)  acid-base buffer system

Question 8

Figure 15.2
Using Figure 15.2, identify the following:
-The peritubular capillaries are indicated by ________.

Accepted Answer

A)  Label N 
B)  Label M 
C)  Label O 
D)  Label L 
E)  Label K

Question 9

What is the functional unit of the kidney that filters blood and forms urine?

Accepted Answer

A)  glomerulus 
B)  nephron 
C)  renal pyramid 
D)  renal pelvis

Question 10

How does the urinary system respond to blood that has become acidic?

Accepted Answer

A)  secrete more hydrogen ions only 
B)  breathing rate increases 
C)  reabsorb more bicarbonate ions only 
D)  breathing rate decreases 
E)  both secrete more hydrogen ions and reabsorb more bicarbonate ions

Question 11

Figure 15.2
Using Figure 15.2, identify the following:
-The efferent arteriole is indicated by ________.

Accepted Answer

A)  Label D 
B)  Label C 
C)  Label L 
D)  Label K 
E)  Label B

Question 12

The percentage of filtrate eventually reabsorbed into the bloodstream is closest to ________.

Accepted Answer

A)  10% 
B)  25% 
C)  50% 
D)  80% 
E)  99%

Question 13

What are the highly sensitive cells within the hypothalamus that react to changes in blood composition and cause the release of antidiuretic hormone (ADH) when appropriate?

Accepted Answer

A)  thermoreceptors 
B)  baroreceptors 
C)  mechanoreceptors 
D)  osmoreceptors

Question 14

Identify these organs of the urinary system with their associated descriptions:
A) ureter
B) urinary bladder
C) urethra
-Contains three layers of smooth muscle known as the detrusor muscle

Accepted Answer

The answer of Identify these organs of the urinary system...

Question 15

Identify the urinary structure with its associated description:
A) adrenal gland
B) renal cortex
C) renal pyramids or medullary pyramids 
D) renal columns
E) calyces
F) renal pelvis
G) renal medulla
-Endocrine gland that sits atop each kidney

Accepted Answer

The answer of Identify the urinary structure with its associated...

Question 16

Urine moves down the ureters into the urinary bladder due to gravitational pull alone.

Accepted Answer

A) True 
 B)False

Question 17

From outermost to innermost, what are the three regions of the kidney?

Accepted Answer

A)  renal medulla, renal cortex, renal hilum 
B)  renal cortex, renal medulla, renal pelvis 
C)  renal pelvis, renal pyramids, renal columns 
D)  renal hilum, renal medulla, renal cortex

Question 18

Which organ filters blood, regulates blood volume and chemical makeup?

Accepted Answer

A)  kidney 
B)  ureter 
C)  liver 
D)  urinary bladder 
E)  urethra

Question 19

What is the most common route for water loss?

Accepted Answer

A)  insensible water loss through the skin 
B)  insensible water loss through the lungs 
C)  feces 
D)  urine 
E)  sweat

Question 20

Identify the urinary structure with its associated description:
A) adrenal gland
B) renal cortex
C) renal pyramids or medullary pyramids 
D) renal columns
E) calyces
F) renal pelvis
G) renal medulla
-Cortex-like extensions that separate the renal (medullary) pyramids

Accepted Answer

The answer of Identify the urinary structure with its associated...

Exam 15: The Urinary System

Incontinence is often the final outcome of the urinary system during the aging process.

Describe the normal characteristics of freshly-voided urine in a healthy adult.

What is the name of the involuntary sphincter that keeps the urethra closed when urine is not being passed?

The process that removes ions such as potassium and hydrogen from the blood and places them into the nephron for removal from the body as urine is known as ________.

What tube connects each kidney to the urinary bladder?

Urine may routinely contain sodium, potassium, proteins, and red blood cells.

Which chemical buffer system includes carbonic acid and its salt and ties up hydrogen ions (H⁺) released by strong acids?

Figure 15.2 Using Figure 15.2, identify the following: -The peritubular capillaries are indicated by ________.

What is the functional unit of the kidney that filters blood and forms urine?

How does the urinary system respond to blood that has become acidic?

Figure 15.2 Using Figure 15.2, identify the following: -The efferent arteriole is indicated by ________.

The percentage of filtrate eventually reabsorbed into the bloodstream is closest to ________.

What are the highly sensitive cells within the hypothalamus that react to changes in blood composition and cause the release of antidiuretic hormone (ADH) when appropriate?

Identify these organs of the urinary system with their associated descriptions: A) ureter B) urinary bladder C) urethra -Contains three layers of smooth muscle known as the detrusor muscle

Identify the urinary structure with its associated description: A) adrenal gland B) renal cortex C) renal pyramids or medullary pyramids D) renal columns E) calyces F) renal pelvis G) renal medulla -Endocrine gland that sits atop each kidney

Urine moves down the ureters into the urinary bladder due to gravitational pull alone.

From outermost to innermost, what are the three regions of the kidney?

Which organ filters blood, regulates blood volume and chemical makeup?

What is the most common route for water loss?

Identify the urinary structure with its associated description: A) adrenal gland B) renal cortex C) renal pyramids or medullary pyramids D) renal columns E) calyces F) renal pelvis G) renal medulla -Cortex-like extensions that separate the renal (medullary) pyramids