Based on the text, complete the sentences and determine if the statements are TRUE, FALSE, or NOT GIVEN.

Here are the answers based on the provided text:

A. Complete the following sentences using the appropriate words.

• a. The build up of plaque in the arteries can restrict blood flow and lead to serious heart problems.
• b. During an angioplasty procedure, a balloon is inflated to compress plaque against the artery walls.
• c. A catheter is inserted into the femoral artery to guide the balloon to the blocked vessel.
• d. A stent may be implanted after angioplasty to help prevent the artery from closing again.
• e. Bypass surgery is considered more ............ than angioplasty to help prevent the artery from closing again.
  • The comparative word needed to complete this sentence is not provided in the visible text.

B. Read the text again and write- TRUE if the statements agree with the information given in the text. FALSE if the statements contradict the information given in the text. NOT GIVEN if there is no information in the text.

• a. Heart attack is caused due to the blockage of coronary arteries.
  • TRUE (The text states that plaque buildup in arteries restricts blood flow and leads to serious heart problems, which includes heart attacks, and angioplasty is a procedure for coronary arteries.)
• b. Doctors prefer bypass surgery to angioplasty for improving the flow of blood in the arteries.
  • NOT GIVEN (The text mentions bypass surgery as an alternative but does not state doctors' preference.)
• c. A catheter must be dipped into water before being inserted into the damaged artery.
  • NOT GIVEN (The text describes the insertion of a catheter but does not mention dipping it in water.)
• d. The purpose of implanting a stent is to keep the artery open.
  • TRUE (The text states a stent is implanted "to help prevent the artery from closing again," which means keeping it open.)
• e. According to the text, most of the angioplasty procedures are not successful.
  • NOT GIVEN (The text does not provide any information about the success rate of angioplasty procedures.)