The left ventricular walls are broken down into ______ segments. 

The normal measurement at the aortic cusps is _________.

Which volume is considered normal for the left atrium?

Into what does the coronary sinus drain?

Which of the following is NOT included in the “mitral apparatus”?

For most children, ________.

The aortic valve is __________ during systole. 

Which statement about individual differences in motor skills during early childhood is true?

Four year old Eleanor can probably ________

Low-cost supplements of ________ substantially reduce the incidence of severe and prolonged diarrhea.