Exam: TOEFL

Definition: In a way that shows careful selection or preference.

Example: She choicely selected the best ingredients for the recipe.

Definition: The best or most desirable option among a group of choices.

Example: She always selects the choicest fruits from the market.

Definition: To have difficulty breathing or to stop breathing because something is blocking the throat or airway.

Example: He started to choke on his food and had to be helped.

Definition: A device or part that restricts airflow, often used in engines or shotguns, or something that causes constriction.

Example: The mechanic adjusted the choke to improve the engine's performance.

Definition: To block or obstruct something, especially by filling it up or making it difficult to breathe.

Example: He started to choke on a piece of food during dinner.

Definition: Causing a feeling of being unable to breathe or feeling suffocated, often due to smoke or other substances.

Example: The choking smoke made it hard to see and breathe.

Definition: A medical imaging technique used to visualize the bile ducts after a contrast dye is injected, allowing doctors to see any blockages or abnormalities.

Example: The doctor ordered a cholangiography to check for any issues in the patient's bile ducts.

Definition: A natural form of vitamin D that is produced in the skin when exposed to sunlight and is also found in certain foods like fish and egg yolks.

Example: Cholecalciferol is important for maintaining healthy bones and teeth.

Definition: A medical procedure in which the gallbladder is surgically removed from the body.

Example: After experiencing severe abdominal pain, the doctor recommended a cholecystectomy to remove the gallbladder.

Definition: A medical condition characterized by the inflammation of the gallbladder, often causing pain and digestive issues.

Example: The doctor diagnosed her with cholecystitis after she complained of severe abdominal pain.

Definition: A hormone made mainly in the small intestine that helps digest fats by causing the gallbladder to release bile and the pancreas to produce digestive enzymes.

Example: Cholecystokinin plays an important role in the digestion of fats after a meal.

Definition: The condition where stones form in the gallbladder or bile ducts, often causing pain and other health issues.

Example: Doctors diagnosed her with cholelithiasis after she experienced severe abdominal pain.