Question 1

Use the diagram above to answer the following questions.
-Identify the letter that indicates the afferent arteriole.

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
E)  E 
A)  A 
B)  B 
C)  C 
D)  D 
E)  E

Question 2

Arteries that branch to form the afferent arterioles to the glomeruli are

Accepted Answer

A)  segmental arteries. 
B)  arcuate arteries. 
C)  cortical radiate arteries. 
D)  interlobar arteries. 
A)  segmental arteries. 
B)  arcuate arteries. 
C)  cortical radiate arteries. 
D)  interlobar arteries.

Question 3

The external urethral sphincter is located

Accepted Answer

A)  at the external urethral orifice. 
B)  at the junction of the bladder wall and urethra. 
C)  at the ureteral orifice. 
D)  at the urogenital diaphragm. 
A)  at the external urethral orifice. 
B)  at the junction of the bladder wall and urethra. 
C)  at the ureteral orifice. 
D)  at the urogenital diaphragm.

Question 4

Adjacent collecting ducts join to form larger ________ that drain into the minor calyx.

Accepted Answer

The answer of Adjacent collecting ducts join to form larger...

Question 5

The function of the collecting duct is to

Accepted Answer

A)  contract its muscular walls to expel urine from the cortex. 
B)  determine the final volume and concentration of urine. 
C)  drain blood from the kidney and deliver it to the renal vein. 
D)  transport resorbed water back into the cardiovascular system. 
A)  contract its muscular walls to expel urine from the cortex. 
B)  determine the final volume and concentration of urine. 
C)  drain blood from the kidney and deliver it to the renal vein. 
D)  transport resorbed water back into the cardiovascular system.

Question 6

Which of the following processes does not participate in the production of urine in the kidney?

Accepted Answer

A)  filtration 
B)  secretion 
C)  evaporation 
D)  resorption 
A)  filtration 
B)  secretion 
C)  evaporation 
D)  resorption

Question 7

Of the following, the only epithelial type that does not line the urethra is

Accepted Answer

A)  simple squamous. 
B)  pseudostratified columnar. 
C)  stratified squamous. 
D)  stratified columnar. 
E)  transitional. 
A)  simple squamous. 
B)  pseudostratified columnar. 
C)  stratified squamous. 
D)  stratified columnar. 
E)  transitional.

Question 8

Venous structures of the kidney mirror those of the arterial circuit, except for the absence of segmental veins.

Accepted Answer

A) True 
 B)False

Question 9

How much of the fluid filtered by the kidney actually becomes urine?

Accepted Answer

A)  1% 
B)  10% 
C)  50% 
D)  99% 
A)  1% 
B)  10% 
C)  50% 
D)  99%

Question 10

The ________ urethral sphincter is composed of skeletal muscle and under voluntary control.

Accepted Answer

The answer of The ________ urethral sphincter is composed of...

Question 11

The location and length of the urethra are two factors that contribute to the high incidence of urinary tract infections in women.

Accepted Answer

A) True 
 B)False

Question 12

Most water and solutes are resorbed from the convoluted renal tubules into the ________.

Accepted Answer

peritubula

Question 13

The mucosal folds in the bladder (rugae)

Accepted Answer

A)  act to increase the surface area for absorption. 
B)  thicken the bladder wall so that it does not burst. 
C)  are not present in life, only in cadavers. 
D)  have the same basic function as transitional epithelium-accommodating stretch as the bladder fills. 
A)  act to increase the surface area for absorption. 
B)  thicken the bladder wall so that it does not burst. 
C)  are not present in life, only in cadavers. 
D)  have the same basic function as transitional epithelium-accommodating stretch as the bladder fills.

Question 14

Knot of capillaries that directs blood into the efferent arteriole.

Accepted Answer

A)  arcuate arteries 
B)  cortical radiate arteries 
C)  glomerulus 
D)  afferent arterioles 
E)  peritubular capillaries 
A)  arcuate arteries 
B)  cortical radiate arteries 
C)  glomerulus 
D)  afferent arterioles 
E)  peritubular capillaries

Question 15

85% of nephrons are described by this term that relates to their location in the kidney.

Accepted Answer

A)  sinusoidal 
B)  trabecular 
C)  medullary 
D)  cortical 
E)  extrinsic 
A)  sinusoidal 
B)  trabecular 
C)  medullary 
D)  cortical 
E)  extrinsic

Question 16

The ________ layer of the ureters propel urine to the bladder by peristalsis.

Accepted Answer

The answer of The ________ layer of the ureters propel...

Question 17

Which vessels lie within the renal columns?

Accepted Answer

A)  arcuate arteries 
B)  cortical radiate arteries 
C)  interlobar arteries 
D)  segmental arteries 
A)  arcuate arteries 
B)  cortical radiate arteries 
C)  interlobar arteries 
D)  segmental arteries

Question 18

Use the diagram above to answer the following questions.
-Identify the letter that indicates the region of the nephron with receptors sensitive to antidiuretic hormone (ADH).

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
E)  E 
A)  A 
B)  B 
C)  C 
D)  D 
E)  E

Question 19

Which segment of the nephron has a simple squamous epithelium?

Accepted Answer

A)  collecting duct 
B)  descending limb of the nephron loop 
C)  distal convoluted tubule 
D)  proximal convoluted tubule 
A)  collecting duct 
B)  descending limb of the nephron loop 
C)  distal convoluted tubule 
D)  proximal convoluted tubule

Question 20

Which of the following statements about the urinary bladder is false?

Accepted Answer

A)  In females, the bladder lies posterior to the uterus but anterior to the rectum. 
B)  The ureters attach to the bladder through oblique posterolateral orifices. 
C)  Two ureteral openings and the internal urethral orifice bound the trigone of the bladder. 
D)  When empty, the bladder lies inferior to the abdominal cavity. 
A)  In females, the bladder lies posterior to the uterus but anterior to the rectum. 
B)  The ureters attach to the bladder through oblique posterolateral orifices. 
C)  Two ureteral openings and the internal urethral orifice bound the trigone of the bladder. 
D)  When empty, the bladder lies inferior to the abdominal cavity.

Exam 24: The Urinary System

Use the diagram above to answer the following questions. -Identify the letter that indicates the afferent arteriole.

Arteries that branch to form the afferent arterioles to the glomeruli are

The external urethral sphincter is located

Adjacent collecting ducts join to form larger ________ that drain into the minor calyx.

The function of the collecting duct is to

Which of the following processes does not participate in the production of urine in the kidney?

Of the following, the only epithelial type that does not line the urethra is

Venous structures of the kidney mirror those of the arterial circuit, except for the absence of segmental veins.

How much of the fluid filtered by the kidney actually becomes urine?

The ________ urethral sphincter is composed of skeletal muscle and under voluntary control.

The location and length of the urethra are two factors that contribute to the high incidence of urinary tract infections in women.

Most water and solutes are resorbed from the convoluted renal tubules into the ________.

The mucosal folds in the bladder (rugae)

Knot of capillaries that directs blood into the efferent arteriole.

85% of nephrons are described by this term that relates to their location in the kidney.

The ________ layer of the ureters propel urine to the bladder by peristalsis.

Which vessels lie within the renal columns?

Use the diagram above to answer the following questions. -Identify the letter that indicates the region of the nephron with receptors sensitive to antidiuretic hormone (ADH).

Which segment of the nephron has a simple squamous epithelium?

Which of the following statements about the urinary bladder is false?

The Human Body: an Orientation

Cells: the Living Units

Basic Embryology

Tissues

The Integumentary System

Bones and Skeletal Tissues

Bones, Part 1: the Axial Skeleton

Bones, Part 2: the Appendicular Skeleton

Joints

Skeletal Muscle Tissue

Muscles of the Body

Fundamentals of the Nervous System and Nervous Tissue

The Central Nervous System

The Peripheral Nervous System

The Autonomic Nervous System and Visceral Sensory Neurons

The Special Senses

The Endocrine System

Blood

The Heart

Blood Vessels

The Lymphatic and Immune Systems

The Respiratory System

The Digestive System

The Reproductive System

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