What is the main purpose of a database management system (DBMS)?

Which of the following represents a one-to-many relationship in a database?

Refer to the relational schema below, answer the following questions: CarRental(RentalID, CarID, CustomerID, RentalDate, ReturnDate, CustomerName, CarModel, RentalCost)   This table has the set of functional dependencies: {CustomerID} –> CustomerName{CarID} –> CarModel{RentalID} –> CarID, CustomerID, RentalDate, ReturnDate{CarID, RentalDate} –> RentalCost What is the primary key of table CarRental?

36) ________ increase(s) the surface area of the lining of the small intestine.

16) The ________ is the base, or floor, of the mouth.

45) ________ is/are varicose veins of the rectum.

41) Protein digestion begins in the ________.

31) Internally, most teeth are made up of what mineralized, bonelike substance?

52) Which of the following would most likely control an increase in gastric activity?

58) Food enters the mouth, an activity called ________, and is ________ by the actions of the teeth and tongue.