Excretory Basics
Kidney Anatomy
Urine Formation
Hormones at work
100
What is the Bladder
100
Blood enters the kidney through this artery.
What is the renal artery?
100
This process transfers essential solutes back into the blood.
What is reabsorption?
100
This hormone makes the collecting ducts more permeable to water.
What is antidiuretic hormone (ADH)?
200
Name the tubes that transport urine from the kidneys to the bladder.
What are the ureters?
200
These tiny structures are the functional units of the kidney.
What are the nephrons?
200
Which of the following materials would not usually be found in glomerular filtrate?
Water , Protein, Urea, Glucose
What is protein?
200
This hormone plays a critical role in regulating blood pressure.
What is aldosterone?
300
The structure that acts as a valve at the base of the bladder.
What is the Urinary Sphincter
300
Blood leaving the kidney is ______ in oxygen and ______ waste?
What is leaving the kidney is LOW in oxygen and LOW in waste?
300
Why is the descending limb so efficient at reabsorbing water?
What is the salty medulla that causes an osmotic gradient and water reabsorption? (passive transport)
300
Aldosterone increases water reabsorption by?
What is increasing sodium retention and creating an osmotic gradient?
400
The liver converts ammonia into this less toxic compound.
What is urea
400
What are the two structures in the Image.
What are the Bowermans Capsule and Glomerulus?
400
Tubular secretion of glucose from the glomerular filtrate into the capillary bed surrounding the nephron occurs in which of the following?
What is the proximal tubule?
400
When a person undergoes water loss because of heavy perspiration, the loss of water from the blood will cause
What is the Increased production of ADH?
500
What are the three steps in the formation of urine?
What is Filtration, Reabsorption and secretion?
500
The high-pressure capillary bed where filtration begins.
What is the glomerulus?
500
By which transport process are most molecules secreted from the blood into the distal tubule?
What is active transport?
500
These glands release aldosterone.
What are the adrenal glands?