Lab 7: Urinary System

Question 1

Urine is formed in the_____________.

Answer 1

kidneys

Question 2

The kidneys are asymmetrical: __________ is higher thanthe __________.

Answer 2

left

right

Question 3

Urine exits the kidneys via the _____________.

Answer 3

ureters

Question 4

The ureters carry the urine to the ____________ _____________.

Answer 4

urinary bladder

Question 5

The ______________exits the urinary bladder and takes the urine outside of the body

Answer 5

urethra

Question 6

The__________ ____________makes up theouter portion of the kidney

Answer 6

renalcortex

Question 7

The _____________ ____________ makes up the inner portion of the kidney and is arranged in ____________ ____________.

Answer 7

renalmedulla

renal pyramids

Question 8

_____________ ___________ separate the renal pyramids.

Answer 8

Renal columns

Question 9

The ___________ ____________ is a connective tissue sheath surrounding the kidney.

Answer 9

renal capsule

Question 10

Urinedrains from the collecting duct:
into the ________ __________
into the __________ __________
into the__________ __________
intothe__________ __________
into the ___________
into the ___________ __________
into the ____________ that takes urine out of the body

Answer 10

renal papilla

minor calyx

major calyx

renal pelvis

ureters

urinary bladder

urethra

Question 11

_____________ are muscular tubes that transport urine from kidneys to bladder via ___________.

Answer 11

Ureters

peristalsis

Question 12

Urinary bladder includes two types of specialized tissue:
Smooth muscle called the _______________ that lines bladder and will squeeze out urine when necessary
________________ _______________ can stretch with increased volume

Answer 12

detrusor

Transitional epithelium

Question 13

_______________ marks the points of an anatomical triangle: two ureters, one urethra

Answer 13

Trigone

Question 14

Urethral ______________ regulate the removal of urine

Answer 14

sphincters

Question 15

________________ urethral sphincter is between the urinary bladder and the urethra; is involuntary

Answer 15

Internal

Question 16

_____________ urethral sphincter is between urethra and outside the body; is voluntary

Answer 16

External

Question 17

Male urethra is longer than the female’s, with three distinct regions:

Answer 17

Prostatic urethra

Membranous urethra intermediate
External urethral sphincter here

Penile urethra

Question 18

The kidneys will remove…?

Answer 18

Excess Solutes
Nitrogenous Wastes
Water

Question 19

___________________ is the process of reclaiming solutes and water from the urinary system back into the blood

Answer 19

Reabsorption

Question 20

The kidneys accomplish excretion and reabsorption with _______________, the functional unit of the kidney

Answer 20

nephrons

Question 21

Three processes occur within the nephron to form urine:

Answer 21

Filtration
Reabsorption
Secretion

Question 22

Glucose reabsorbed into ______________ capillaries

Answer 22

peritubular

Proximal Convoluted Tubule (PCT)

Question 23

Absorbs water and NaCl
Aids in regulating final urine volume

Answer 23

Loop of Henle

Question 24

Absorbs water, salts and other nutrients
Secretion of ____________ that escaped filtration

Answer 24

Distal Convoluted Tubule (DCT)

wastes

Question 25

No secretion or absorption here

Answer 25

Collecting Duct

Question 26

The first portion of the nephron is ______________ _____________, which surrounds the ________________.

Answer 26

Bowman's capsule glomerulus 

Question 27

Filtration occurs at ______________ ________________.

Answer 27

Bowman's capsule

Question 28

Any portion of blood that is too large cannot pass into the nephron but will move through the ____________ _______________ to stay in the blood stream 

Answer 28

efferent arteriole

Question 29

Reabsorption occurs mainly in the ____________ ____________ ____________. (PCT)

Answer 29

primary convoluted tubule

Question 30

Water and NaCl balance occurs in the ___________ ____ ___________.

Answer 30

Loop of Henle 

Question 31

As a result, urine is _________________ at the Loop of Henle 

Answer 31

concentrated

Question 32

Secretion: movement of substances from the blood stream into the _____________ of the nephron

Answer 32

lumen

Question 33

__________________ ____________, detect blood pressure Cause more water to be moved from the blood into the nephron if blood pressure is too high

Answer 33

Juxtaglomerular cells

Question 34

The _____________ ____________ detect ion concentration

Answer 34

macula densa

Question 35

The juxtaglomerular apparatus is comprised of:

Answer 35

Juxtaglomerular cells macula densa

Question 36

______________: Glucose in the urine

Answer 36

Glycosuria

Question 37

_________________: Bile pigments and bilirubin present in the urine

Answer 37

Bilirubinuria

Question 38

______________: Ketone bodies in the urine

Answer 38

Ketonuria

Question 39

________________: Blood present in the urine

Answer 39

Hematuria

Question 40

__________________: Albumin present in the urine

Answer 40

Albuminuria