Laxatives

Question 1

What do laxatives do?

Answer 1

Increase the fluid content of feces to facilitate passage

Question 2

What are the irritant laxatives? (2)

Answer 2

1. Castor oil

2. Phenolphthalein

Question 3

How do irritant laxatives work? (3)

Answer 3

1. Irritate the intestinal mucosa

2. Increase fluid secretion and peristaltic activity

Question 4

What are the bulk laxatives? (3)

Answer 4

1. Bran
2. Methylcellulose
3. Psyllium (Metamucil)

Question 5

What are the magnesium salts? (2)

Answer 5

1. Milk of magnesia

2. Epsom salt

Question 6

What are the phosphate salts?

Answer 6

Fleet enema

Question 7

What do bulk laxatives, magnesium salts, and phosphate salts do? (3)

Answer 7

1. Osmotically pull water into intestinal lumen
2. Salts my do you hydrate the animal
3. Absorption of minerals from intestine may cause electrolyte imbalances