Tuesday, January 22, 2008

Excretory system worksheet

What are three functions of the kidneys? Filters all matter from the blood. Selectively reabsorbs all substances that the body can make use of. Eliminates waste.
What is the protective layer around the kidney? Peri-renal capsule
What is the outer layer of the kidney? The cortex
What is the urine collection system of the kidney? The medulla
What is the dilated end of the ureters called? Urethra
What is the function of the bladder? Retains 200-400cc before the urge to urinate.
What transports urine in males? Females? Urethra for both male and female.

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