Lecture 8 - The Urinary System 2

Question 1

describe the position of the bladder in males, females, and pregnant females

Answer 1

male and female - lies in pelvis, anterior to other organs in pelvis
pregnant - rests against lower portion of the front of the abdominal wall

Question 2

what is the difference between male and female urinary systems?

Answer 2

urethra is shorter in females (straight in females, S for males)

Question 3

what is the route of the urethra in women?

Answer 3

urethra firmly attached to anterior wall of vagina, passes through pelvic floor muscles, opens anterior to vaginal opening and posterior clitoris

Question 4

what is the route of the urethra in men?

Answer 4

urethra extends from bladder through prostate gland through penis

Question 5

what is urination like for children?

Answer 5

frequent micturition in infants, small bladders and less concentrated urine
incontinence before control of external sphincter develops

Question 6

how does kidney and bladder function decline with age?

Answer 6

• nephrons decrease in size and number
• filtration declines
• tubules less efficient at secretion and reabsorption
• recognition of desire to urinate is delayed
• loss of muscle tone in bladder