THE LIVER OF A YOUNG MAMMAL.

Part of the body it is located

• the abdominal cavity.
• Attached to the duodenum

Describe the liver

• Reddish brown
• Soft but firm to the touch
• Made up of lobes (four lobes)
• One of the lobes contains the gall bladder

The role of the liver in digestion

• Secretes bile
• Which emulsifies fats and oils
• Bile provides a suitable pH for enzymes in the duodenum

The effect of digestion if the liver is absent/removed

• Fat/lipid digestion would be hampered

Organ or structure associated with the liver

• Gall bladder

Digestive juice is produced by the liver

• Bile

Functions of bile

• Emulsifies fats and oils
• Neutralizes food by providing an alkaline pH
• Helps in the absorption of fats and oils
• Helps in the absorption of fat-soluble vitamins

Functions of the liver

• Regulation of blood sugar level
• Conversion of excess glucose to glycogen
• Deamination of excess amino acids
• Detoxification of poisonous substances
• Production/excretion of bile
• Destruction of old red blood cells
• Manufacture of blood proteins
• Storage of blood temporarily
• Storage of vitamins A and D and iron
• Production of heat/temperature regulation

Excretory product of the liver:

• Bile

Diseases that affect the liver

• Jaundice
• Cirrhosis
• Cancer of the liver
• Gall bladder Stone
• Hepatitis B
• Fasciola hepatica (liver fluke)

Preventing liver infections in general

• Proper sanitation
• Proper food hygiene
• Vaccination/immunization
• Quarantine of infected animals

Food nutrients in the liver

• Vitamins

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