In children under two years of age, the apical pulse should be measured by placing the stethoscope on the right side of the chest to the left of the nipple and counting for one full minute.

Correct horizontal angulation is determined by positioning the image receptor parallel to the embrasure of two predetermined teeth

Indicate whether the statement is true or false

Mass movements of the large intestine trigger the _______________ _______________, which allows anal sphincters to relax and feces to move through the anus in the process of elimination. 

Fill in the blank(s) with the appropriate word(s).