Urinary System

Question 1

The middle layer of the kidney which contains the loops of he Le of the nephrons

Answer 1

Medulla

Question 2

Water, nitrogenous wastes, glucose, and salts leave the blood during _________ filtration

Answer 2

Pressure

Question 3

The process of removing metabolic wastes from the body

Answer 3

Excretion

Question 4

As the loop of Henley descends deeper into the medula, the sourrounding tissue becomes _______ in solute concentration

Answer 4

Higher

Question 5

Active transport of molecules out of the filtrate and back into the blood requires this energy molecule

Answer 5

ATP

Question 6

_________ transport is used to move glucose out of the filtrate and back into the blood in the PCT

Answer 6

Active

Question 7

The ______ duct moves urine from the nephrons to the renal pelvis

Answer 7

Collecting

Question 8

Water that has left the descending loop of henle cannot re enter in the ascending loop of henle because it is _____ to water

Answer 8

Impermeable

Question 9

The _________ can override the urge to urinate

Answer 9

Brain

Question 10

After pressure filtration has occurred, this distance is present in the proximal convoluted tubule

Answer 10

Filteate

Question 11

A hormone, released by the adrenal cortex, which increases Na+ reabsorption and promotes the excretion of K +

Answer 11

Aldosterone

Question 12

________ receptors in the bladder send impulses to spinal cord and brain, indicating that the bladder is full

Answer 12

Stretch

Question 13

Paired organs which remove carbon dioxide from the blood

Answer 13

Lungs

Question 14

A large organ which breaks down toxic substances in the blood

Answer 14

Liver

Question 15

ADH regulates blood pressure by controlling blood ______

Answer 15

Volume

Question 16

RBCs, WBCs, platelets, and plasma _______ do not leave blood during pressure filtration in the glomerulus

Answer 16

Proteins

Question 17

Paired organs involved in removing toxic substances from the blood

Answer 17

Kidneys

Question 18

The material passing through the loop of henle is known as ______ fluid

Answer 18

Tubular

Question 19

The loop of _______ is where the majority of water present in the filtrate is reabsorbed

Answer 19

Henle

Question 20

The ______ arteriosclerosis brings blood to the glomerulus

Answer 20

Afferent

Question 21

The ______ is a tube which leads from the urinary bladder to the outside environment

Answer 21

Urethra

Question 22

The urethra has both an internal and external _________ muscle which prevent urine from leaving the bladder

Answer 22

Sphincter

Question 23

___________ ‘s capsule is where blood is pressure filtered in the first step of urine formation

Answer 23

Bowman

Question 24

A waste product produced during metabolism which can cause gout if levels become too high

Answer 24

Uricacid

Question 25

Consumption of this substance inhibits the secretion of ADH and therefor makes you urinate more frequently

Answer 25

Alcohol

Question 26

The abbreviation for the tube which carries forming urine (filtrate) towards towards the loop of henle

Answer 26

PCT

Question 27

The outer layer of the kidney which contains the nephrons

Answer 27

Cortex

Question 28

A tangled knot of capillaries, which are the site of pressure filtration of blood

Answer 28

Glomerulu

Question 29

The kidneys can regulate blood ____ by selectively re absorbing HC03 - and Na+ and selectively excreting H+ and NH3

Answer 29

PH

Question 30

Urine is stored in the ______ prior to urination occurring

Answer 30

Bladder

Question 31

Substances that are not initially removed from the blood by pressure filtration can be added to the forming urine in the DCT. This is an active transport process and is called tubular ______

Answer 31

Secretion

Question 32

The ______ arteriole takes bloom away from the glomerulus

Answer 32

Efferent

Question 33

The primary role of the loop of henle is the reasbsoption of ________

Answer 33

Water

Question 34

This treatment is administered to people whose kidneys are functioning very poorly

Answer 34

Dialysis

Question 35

Calcium salts and Utica acid can sometimes precipitate out of the forming urine to produce painful kidney

Answer 35

Stones

Question 36

The abbreviation for the tube which carries forming urine away from the loop henle

Answer 36

DCT

Question 37

The _____ arteries and veins transfer blood to and from the kidneys

Answer 37

Renal

Question 38

The innermost region of the kidney, where urine collects before heading into the ureter

Answer 38

Pelvis

Question 39

A toxic substance produced during dean inaction of amino acids which is quickly converted to less toxic urea by the liver

Answer 39

Ammonia

Question 40

High blood pressure in the glomerulus is maintained by the secretion of the substance called ______

Answer 40

Renln

Question 41

A tube which leads from the renal pelvis to the urinary bladder

Answer 41

Ureter