Which statement about moist warm applications is false?

The statement that the effects from moist heat are less than from a dry heat application is false because moist heat tends to produce more significant physiological effects on the tissues than dry heat. This is largely due to the enhanced conductivity of water compared to air, allowing moist heat to penetrate deeper into the tissues. Additionally, moist heat aids in vasodilation and improves the distribution of blood flow, which can provide greater therapeutic benefits such as muscle relaxation and pain relief.

In contrast, dry heat can sometimes result in surface tissue warming without achieving the same level of deep tissue penetration and therapeutic effect. This ability for moist heat to engage with the skin and underlying tissues more effectively underscores its superior efficacy for certain therapeutic applications.

The other statements highlight truths about the nature of moist versus dry heat applications, like the fact that water is indeed in contact with the skin during a moist application and that a moist warm application can be lower in overall temperature but still produce significant effects due to its moisture content.