CIT CIT Prosthetic Components & Restoration

Question 1

What is the primary function of an abutment in implant prosthetics?

Accepted Answer

To connect the implant fixture to the prosthetic crown

Answer

The abutment serves as the connector between the implant fixture and the prosthetic crown or restoration.

Question 2

Which type of prosthetic restoration is supported by implants yet can be removed by the patient for cleaning?

Accepted Answer

Implant-supported overdenture

Answer

An implant-supported overdenture is a removable prosthesis that snaps onto implant attachments and can be removed by the patient for cleaning.

Question 3

What is the anatomical space called that forms between the implant abutment and the surrounding soft tissue, similar to a gingival sulcus?

Accepted Answer

Peri-implant sulcus

Answer

The peri-implant sulcus is the shallow crevice around the implant abutment created by the surrounding soft tissue attachment.

Question 4

Which retention method for implant crowns uses a screw passing through the restoration to secure it directly to the abutment?

Accepted Answer

Screw-retained

Answer

Screw-retained crowns are secured to the implant or abutment using a retention screw that passes through the occlusal surface of the restoration.

Question 5

What is the recommended torque range for tightening most implant abutment screws according to manufacturer guidelines?

Accepted Answer

25–35 Ncm

Answer

Most implant abutment screws are tightened to 25–35 Ncm as specified by manufacturers to prevent loosening while avoiding screw fracture.

(CIT) Certified Implantology Technician Practice Test