Excretion Flashcards

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1
Q

What is the bladder

What does it hold

A

The bladder holds urine before excretion

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2
Q

What is the Bowman’s capsule

What happens here

A

The Bowman’s capsule is the cup shaped structure at the start of a nephron
Ultrafiltration happens here

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3
Q

What is ADH (antidiuretic hormone)

A

ADH is the hormone which regulates water content in the blood by changing the permeability of the collecting duct of the nephrons

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4
Q

What is a collecting duct

A

It is the tube at the end of a nephron where additional water is reabsorbed from the urine

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5
Q

What is osmoregulation

A

Osmoregulation is the regulation of the concentration of water in the blood

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6
Q

What is ultrafiltration

A

Ultrafiltration is filtration on a molecular scale. It happens on between the glomerulus and the Bowman’s capsule

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7
Q

What is urine

A

Urine is the liquid waste from the body

Contains water, urea and salts

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8
Q

What is the Ureters

A

Ureters are tubes which connect the kidneys to the bladder. Urethra connects bladder to the outside of body

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9
Q

What is selective reabsorption

A

Selective reabsorption is the reabsorption of more of some substance than another substance e.g. More water than salts

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10
Q

What is a nephron

Where is it located

A

A nephron is a tiny kidney tubule where ultrafiltration and reabsorption happens to make urine
Kidney

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11
Q

What is the loop of Henlé

A

The loop of Henlé is the large loop on the nephron

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12
Q

What is e hypothalamus

A

The hypothalamus is the part of the brain which monitors water content levels

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13
Q

What is the Convoluted tubules

A

The convoluted tubules are two sections of the NEPHRON closely associated with a capillary;
selective reabsorption of glucose takes place in the proximal convoluted tubule

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14
Q

What is Glomerular filtrate

A

Glomerular filtrate is the liquid in the Bowman’s capsule produced by ultrafiltration

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15
Q

Wha is the Glomerulus

A

The glomerulus is a small knot of capillaries associated with a Bowman’s capsule

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