#1
Which of the following is NOT a function of the liver?
Detoxification
Production of bile
Production of insulin
Storage of glycogen
#2
Which blood vessel carries nutrient-rich blood from the digestive organs to the liver?
Hepatic vein
Portal vein
Hepatic artery
Inferior vena cava
#3
What is the name of the condition characterized by the accumulation of excess fat in the liver cells?
Cirrhosis
Cholecystitis
Fatty liver disease
Hepatitis
#4
Which vitamin is primarily stored in the liver?
Vitamin C
Vitamin D
Vitamin K
Vitamin B12
#5
What is the main function of the bile produced by the liver?
Neutralizing stomach acid
Emulsifying fats
Breaking down proteins
Activating enzymes
#6
Which substance is responsible for the green color of bile?
Bilirubin
Biliverdin
Bilicyanin
Bile salts
#7
What is the main function of the hepatic artery in the liver?
To carry oxygen-rich blood to the liver
To carry nutrient-rich blood to the liver
To carry deoxygenated blood away from the liver
To carry bile away from the liver
#8
What is the functional unit of the liver?
Hepatocyte
Sinusoid
Kupffer cell
Portal triad
#9
Which hormone stimulates the production of bile by the liver?
Insulin
Glucagon
Cholecystokinin (CCK)
Gastrin
#10
What is the primary function of Kupffer cells in the liver?
Phagocytosis of bacteria and foreign particles
Synthesis of bile acids
Secretion of insulin
Storage of glycogen
#11
Which of the following enzymes is predominantly produced by the liver?
Amylase
Trypsin
Alanine transaminase (ALT)
Pancreatic lipase
#12
Which hormone stimulates glycogen breakdown in the liver?
Insulin
Glucagon
Epinephrine
Cortisol
#13
Which liver enzyme is commonly elevated in cases of liver damage?
Aspartate transaminase (AST)
Gamma-glutamyl transferase (GGT)
Lactate dehydrogenase (LDH)
Acid phosphatase
#14
What is the primary function of the hepatic sinusoids?
Storage of glycogen
Production of bile
Exchange of nutrients and waste products
Synthesis of clotting factors
#15
Which of the following statements about liver lobules is correct?
Liver lobules contain primarily hepatocytes and Kupffer cells.
Liver lobules are surrounded by portal veins.
Liver lobules receive blood from hepatic arteries only.
Liver lobules are devoid of bile ducts.
#16
Which hormone stimulates the release of stored glucose from the liver into the bloodstream?
Insulin
Glucagon
Estrogen
Thyroxine
#17
Which of the following is NOT a characteristic of the hepatic portal system?
It carries nutrient-rich blood from the digestive organs to the liver.
It allows for the liver to detoxify blood before it enters systemic circulation.
It drains blood from the liver into the inferior vena cava.
It involves the portal vein, hepatic artery, and bile ducts.
#18
Which of the following is a function of the liver in lipid metabolism?
Conversion of excess glucose to fat
Synthesis of lipoproteins
Activation of lipase enzymes
Conversion of lipids to amino acids
#19
Which of the following is a function of the hepatic stellate cells?
Phagocytosis of bacteria
Production of bile
Storage of vitamin A
Secretion of insulin
#20
Which liver enzyme is elevated in cases of obstructive jaundice?
Aspartate transaminase (AST)
Alanine transaminase (ALT)
Alkaline phosphatase (ALP)
Gamma-glutamyl transferase (GGT)
#21
Which of the following is NOT a role of the liver in carbohydrate metabolism?
Glycogenesis
Glycogenolysis
Gluconeogenesis
Lipogenesis
#22
Which of the following is a function of the liver in protein metabolism?
Synthesis of clotting factors
Synthesis of red blood cells
Storage of amino acids
Secretion of insulin
#23
Which of the following is NOT a component of the portal triad?
Hepatic artery
Bile duct
Hepatic vein
Portal vein
#24
Which liver function test assesses the synthetic function of the liver?
Serum bilirubin
Alanine transaminase (ALT)
Prothrombin time (PT)
Alkaline phosphatase (ALP)
#25
Which of the following is NOT a component of the hepatic portal triad?
Hepatic artery
Hepatic vein
Bile duct
Portal vein