Week 2- Urinary

Question 1

what organ produces hormones like renin and erythropoietin

Answer 1

kidneys

Question 2

What organ secretes calciferol, an active form of vitamin D

Answer 2

kidneys

Question 3

two muscular tubes lined with mucous membrane that carry urine in peristaltic waves from kidney to the urinary bladder

Answer 3

ureter

Question 4

a hollow, muscular sac that is a temporary reservoir for urine, the trigone is a triangular region at the base where ureters enter and urethra exits

Answer 4

urinary bladder

Question 5

tube that carries urine from the bladder to the outside of the body through urination or voiding

Answer 5

urethera

Question 6

If blood flow diminishes, kidney produces and releases ________

Answer 6

renin - renin causes the contraction of arterioles and increases blood pressure

Question 7

the functional unit of the kidney

Answer 7

nephron

Question 8

What are the 2 parts of a nephron?

Answer 8

1. glomerulus (a very tiny, coiled and intertwined mass of tiny capillaries formed in the shape of a small ball)
2. renal tube

Question 9

Most of the water, all of the sugar and almost all sodium returns to the bloodstream through tiny capillaries surrounding the tubule

This is a process called…

Answer 9

reabsorption

Question 10

final step in the formation of urine where potassium, acids and drugs from the bloodstream go into the renal tubule

Answer 10

secretion (these unwanted things are secreted)