Final answer:
Resistance is the unconscious defense mechanism that manifests as opposition to the therapeutic process, protecting the ego from anxiety.
Step-by-step explanation:
The psychological defense mechanism that involves an unconscious opposition to the therapeutic process is known as resistance. This mechanism is utilized by the ego to protect itself from being overwhelmed by anxiety.
Resistance can manifest in various forms, such as skepticism towards the therapist, reluctance to discuss certain topics, missing sessions, and even arguing against the therapist's insights. Resistance is a way for individuals to remain in their comfort zone, avoiding the pain and turmoil that can come with confronting deep-seated issues and emotions.