Liver Anatomy and Functions

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How many lobes is the liver divided into?

5

4 (correct)

3

2

What is the primary function of the hepatic vein?

Regulating glucose levels

Supplying the liver with blood

Producing bile components

Draining blood from the liver (correct)

What is one of the functions of the liver related to glucose levels?

Producing insulin

Maintaining body homeostasis (correct)

Regulating cholesterol levels

Producing albumin

Which of the following is NOT an infectious cause of liver disease?

Haemochromatosis Signup and view all the answers

What is a toxic cause of liver disease?

Alcohol misuse Signup and view all the answers

What is an autoimmune cause of liver disease?

Systemic lupus erythematosus Signup and view all the answers

What is the average incubation period for hepatitis B?

75 days Signup and view all the answers

What percentage of people with hepatitis C are asymptomatic?

80% Signup and view all the answers

What type of virus is hepatitis C?

Hepacivirus of Flaviviridae family Signup and view all the answers

How is hepatitis C transmitted?

Through contact with the blood or other body fluids of an infected person Signup and view all the answers

What is the risk of transmission percentage for hepatitis B from a patient to a healthcare worker with a needlestick injury?

Up to 30% Signup and view all the answers

What is the recommended method of anaesthesia for people with liver disease?

Local anaesthesia Signup and view all the answers

What drugs must be avoided with people that have liver disease?

Erythromycin, metronidazole and tetracyclines Signup and view all the answers

How can liver disorders interfere with haemostasis after surgery?

Due to interference with the production of clotting factors Signup and view all the answers

What is the main risk of obstructive jaundice in surgery and why?

Bleeding, due to vitamin K malabsorption Signup and view all the answers

What is an early rise in conjugate bilirubin serum levels associated with in liver disorders?

Dental hypoplasia and a greenish discoloration of the teeth Signup and view all the answers

What is the difference between acute and chronic liver disease?

Acute is when the liver is coping, chronic is when it's failing Signup and view all the answers

What are the three types of jaundice?

Pre-hepatic, intra-hepatic, post-hepatic Signup and view all the answers

What is the main cause of cirrhosis?

Alcohol and viral hepatitis Signup and view all the answers

What is the blood level of bilirubin that defines jaundice?

>50micromoles/L Signup and view all the answers

What is the treatment for gallstones?

Gall bladder removal surgery Signup and view all the answers

What is the percentage of people with hepatitis B who will develop a chronic infection?

5% Signup and view all the answers

What is the percentage of chronically infected hepatitis B adults who develop cirrhosis and liver cancer?

20-30% Signup and view all the answers

How long can hepatitis B survive outside the body?

At least 7 days Signup and view all the answers

What is non-alcoholic fatty liver disease?

Build up of fat within the liver cells Signup and view all the answers

What are the four stages of non-alcoholic fatty liver disease?

Steatosis, non-alcoholic steatohepatitis, fibrosis, cirrhosis Signup and view all the answers