Excretory System Quizs

Ureter Muscle Type

• Skeletal Muscle

• Cardiac Muscle

• Smooth Muscle

• Striated Muscle

Function of the Kidneys

• Separate the blood from the urine that flows through them.

• Filter toxins from the blood and produce hormones.

• Regulate body temperature and maintain fluid balance.

• Store excess nutrients and release them when needed.

Liver function

• Produces bile, which is concentrated by removing water and salts.

• Filters toxins from the blood.

• Stores glucose as glycogen.

• Regulates body temperature.

Regulation by Kidneys

• The kidneys filter blood to remove excess water and salts.

• The kidneys regulate the composition of plasma by extracting wastes into the urine.

• The kidneys produce hormones that increase blood pressure.

• The kidneys store urine until it is excreted.

Liver bile concentration

• Removes water and salts to concentrate bile.

• Increases the pH of bile for better digestion.

• Adds enzymes to bile for fat breakdown.

• Stores bile until needed for digestion.

Ureter Function in Urine Movement

• Peristalsis helps move urine into the bladder.

• Urine is filtered by the ureters before reaching the bladder.

• The ureters store urine until it is excreted.

• Ureters are responsible for the production of urine.

Structures found in the excretory system

• Kidneys, ureter, urethra

• Heart, lungs, liver

• Stomach, intestines, pancreas

• Brain, spinal cord, nerves

Length of Ureters

• Two tubes, each 6-7 inches long, attached to each kidney.

• One tube, approximately 10 inches long, connecting the bladder to the kidneys.

• Two tubes, each 4-5 inches long, leading from the kidneys to the bladder.

• A single tube, about 8 inches long, that carries urine from the bladder to the outside.

Urinary bladder function

• Stores urine until it is expelled.

• Filters blood to produce urine.

• Regulates blood pressure.

• Absorbs nutrients from food.

Bile Production

• Produced by the liver.

• Produced by the pancreas.

• Produced by the gallbladder.

• Produced by the stomach.