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Graduated exposure and desensitization Graduated exposure refers to the step-by-step presentation of situations that produce anxiety . The HEQ determined that WPS 's articulated reason for not allowing such long skirts , which was that they posed a health and safety issue , was not credible . Leaving the question of scholarly articles aside , does n't a new edition of a text deserve to be reviewed in the appropriate traditional journal , even if the text is published in electronic from rather than on ink and paper ? The focus is on evaluating vehicle restraints such as air bags and safety belts . The resulting chronic rectal distention from large , hard fecal masses may cause loss of tone in the rectal wall and desensitization to pressure . Operations on integers include the four normal arithmetic functions , remainder or modular reduction , and generation of a random integer in the range 1-N . I tried to push kneeling on the floor , but they could n't find the baby 's heartbeat that way ( an equipment problem ) , so I lay down on the bed on my side and Kip held my leg up in the air and I pushed that way .