Which instrument uses force from the patient's bite to seat bands?

Radiographs reveal carious lesions that may go undetected clinically, especially caries in the pits and fissures (occlusal surfaces) of the posterior teeth

Indicate whether the statement is true or false

Pressures in the pulmonary circulation are lower than those in the systemic circulation because of what characteristic of the pulmonary circulation?

a. Higher resistance than the systemic circu-lation b. Less blood flow than the systemic circula-tion c. Lower resistance than the systemic circu-lation d. More blood flow than the systemic circu-lation