The urinary system

bladder   

(blad'ur)
hollow muscular organ which serves as the reservoir for urine.

distention   

(dis-ten�shun)
being stretched or enlarged by gas or liquid.

excretory   

(eks-kree'tor-ee)
pertaining to discharge of waste products from the body.

kidneys   

(kid'neez)
pair of large, bean-shaped glands, located in the upper abdomen close to the spine, which filter the blood.

meatus   

(me-ay�tus)
external opening of the urethra.

micturition   

(mik-tyoo-rish�un)
act of urinating.

nitrogenous wastes   

(ny-troj�en-us)
by-products of metabolism containing nitrogen.

openings of ureters   

narrow slit into the base of the bladder where the ureters open.

penis   

(pee�nis)
male organ of sexual intercourse through which the urethra passes.

prostate   

(pros�tate)
a gland in the male which surrounds the bladder neck and urethra; prostatic fluid is secreted by the prostate.

toxin   

(tok�sin)
poisonous compound produced by a living organism.

upper vaginal wall   

(va-jy�nul)
anterior surface of the vagina in the female.

ureter   

(yoo-ree�ter; yoo�ree-ter)
one of two small diameter tubes extending from the kidney to the bladder; conveys urine.

urethra   

(yoo-ree�thrah)
passageway for urine from the bladder to the exterior of the body.

urinary system   

(yoo�rin-er-ee)
organs concerned with the production of urine.

urinate   

(yoo�rin-ate)
to empty the urinary bladder; pass urine.