Question

Which is not one of the changes in the urinary system due to aging?

decrease in number of functional nephrons

decreased glomerular filtration rate

gradual increase in kidney size due to fluid retention

decreased response to aldosterone and ADH

reduced blood flow to the kidneys

The mechanism whereby benign enlargement of the prostate affects urinary function in older men may be due to which of the following?

compression of the prostatic urethra

compression of the opening of the ureters into the bladder

compression of the body of the bladder

deterioration of the detrusor muscle

compression of the membranous urethra

The ability to control micturition is often lost after a stroke, Alzheimer's disease, or other CNS problems affecting the cerebral cortex or ________.

hippocampus

hypothalamus

reticular activating system

pineal body

corpora quadrigemina

Answer 1

1. c. gradual increase in kidney size due to fluid retention

As a result of aging, there is gradual decrease in size of the kidneys

2. a. compression of the prostatic urethra

The mechanism whereby benign enlargement of the prostate affects urinary function in older men may be due to compression of prostatic urethra

3. b. hypothalamus

The ability to control micturition is often lost after a stroke, Alzheimer's disease, or other CNS problems affecting the cerebral cortex or hypothalamus