Here’s What You Didn’t Know Your Dentist Was Doing at Your Checkup

October 25, 2025

Woman brushing teeth

When you go in for your regular dental visit, you probably expect a cleaning, a quick check for cavities, and a friendly reminder to floss more often. But your biannual checkup involves much more than that. Dentists perform a detailed evaluation of your entire mouth — and even your overall health — to make sure nothing goes unnoticed.

Here are a few things your dentist may be checking during your visit that you might not realize.

Screening for Oral Cancer

One of the most important — yet often overlooked — parts of your dental exam is an oral cancer screening. During this process, your dentist examines your tongue, cheeks, throat, and the soft tissues in your mouth for any unusual patches, lumps, or sores. Because early detection greatly improves treatment outcomes, these screenings are an essential part of your preventive care.

Checking the Tongue and Salivary Glands

Your tongue can tell your dentist a lot about your health. They look for changes in texture, color, and coating that might indicate nutritional deficiencies or infections. Dentists also gently examine the salivary glands to ensure they’re functioning properly since dry mouth can increase the risk of cavities and gum disease.

Evaluating the Health of Your Gums

Beyond checking for cavities, your dentist closely inspects your gums for early signs of gum disease. Using a small measuring tool, they assess the depth of the spaces between your teeth and gums, which can reveal inflammation or bone loss. Healthy gums are the foundation of a healthy smile, and catching issues early can prevent serious problems later.

Examining Your Bite and Jaw

Your dentist isn’t just looking at your teeth — they’re also paying attention to how they come together when you bite. An uneven bite or signs of teeth grinding can lead to jaw pain, headaches, and even worn-down enamel. By identifying these issues, your dentist can recommend simple treatments, such as a nightguard, before they turn into bigger concerns.

Taking Note of Systemic Health Clues

Your mouth is often one of the first places to show signs of systemic conditions like diabetes, vitamin deficiencies, or even autoimmune disorders. Dentists are trained to spot these early warning signs, which may prompt them to recommend a visit to your primary care provider for further evaluation.

Reviewing Oral Hygiene Habits

Finally, your dentist reviews your daily oral care routine and offers personalized advice to improve it. They might suggest switching to a soft-bristled toothbrush, using a specific mouthwash, or adjusting your brushing technique to protect your gums and enamel. These small adjustments can have a lasting impact on your oral health.

A dental checkup is so much more than a quick cleaning — it’s a comprehensive wellness visit for your mouth and beyond.

About the Practice

At OS Dental in Mesquite, Dr. McKnight and Dr. Olga provide thorough dental checkups and cleanings designed to support lifelong oral health. From oral cancer screenings to gentle preventive care, we take the time to ensure every aspect of your smile is in great shape.

Call us at (469) 829-4328 or request an appointment online.