12 Questions
The excretory system is a collection of organs with the main function of ______ or the process of disposing waste from the body.
excretion
Osmoregulation is the process by which organisms control the balance of water and solutes within their bodies to maintain internal stability despite changes in external environmental conditions. In fresh water, water ______ in.
diffuses
In marine water, water ______ out.
diffuses
In fresh water, organisms ______ little.
drink
In marine water, organisms ______ a lot.
drink
The kidneys filter blood and remove waste products such as ammonia, urea, and excess ______.
ions
The renal cortex is responsible for ______ the blood and removing waste products
filtering
Fish possess paired ______
kidneys
The renal medulla is responsible for regulating the balance of ______ and electrolytes in the body
fluids
The posterior kidneys, or metanephros, are the permanent ______ in vertebrates
kidneys
Freshwater fish have kidneys that are adapted to excrete excess ______ and retain electrolytes
water
Shellfish, such as clams and oysters, have a coelom that serves as their ______ organ
excretory
Learn about the excretory system, a collection of organs responsible for waste disposal and maintaining the osmotic balance in the body. Explore the process of osmoregulation and how organisms regulate water and solutes internally. Dive into the differences in osmoregulation between freshwater and marine environments.
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