When an individual refuses to open her mouth for tooth brushing, what kind of obstacle is she demonstrating?

The situation described involves the individual refusing to open her mouth for tooth brushing, which is a clear indication of a behavioral obstacle. Behavioral obstacles are actions or responses that impede a certain activity or process—in this case, the daily routine of dental hygiene.

When an individual exhibits resistance to something like tooth brushing, it often reflects an underlying emotional or psychological factor, such as anxiety, fear, or a general preference against the action. This resistance is tied directly to the behavior exhibited, rather than to any physical limitations (such as a medical condition affecting mobility), a lack of understanding (which would involve informational obstacles), or personal issues. In this scenario, the refusal to cooperate during tooth brushing illustrates a behavioral challenge that requires understanding, patience, and alternative strategies to encourage compliance and foster a positive experience around personal care. Addressing behavioral obstacles often involves building trust and modifying approaches to better suit the individual's needs or preferences.