Urinary System

The urinary system is responsible for maintaining the body’s acid-base balance.

• True

• False

The medulla of the kidney contains most of the nephrons.

• True

• False

The kidneys are protected by the ribs and a heavy cushion of fat.

• True

• False

As blood passes through the glomerulus, water, salt, sugar, proteins, and red blood cells are filtered out.

• True

• False

As filtered materials pass through the convoluted tubules, substances needed by the body are reabsorbed.

• True

• False

The urethras are two muscular tubes that extend from the kidneys to the bladder.

• True

• False

The mucous membrane lining of the bladder is arranged in a series of folds called rugae.

• True

• False

The ureter is different in females and males.

• True

• False

Urine is approximately 50 percent water.

• True

• False

Incontinence is the inability to empty the bladder.

• True

• False