|The duodenum, jejunum and ileum make up the ____.
|The scapula is the shoulder blade. The ____ is the collar bone.
|Blood can be separated into cells and ____ (a yellowish liquid).
|A ____ is an electrically excitable cell of the nervous system.
|The ____ splits into the trachea and the esophagus.
|Your ____ is located just left of the center of your chest.
|We should eat a wide ____ of fruits and vegetables.
|The ____ secretes digestive enzymes, insulin, and glucagon.