01 - Dental Anatomy (part 1)

Multiple Choice

What species is an aradicular hypsodont?

• Cows
• Pigs
• Rabbits

• Sheep

Open Ended

Why is it important to understand dental anatomy terminology before studying the structure and function of teeth?

Open Ended

Explain the differences between enamel and dentin in terms of structure and function.

Multiple Choice

Which of the following is NOT one of the four major parts of the tooth?

• Enamel

• Dentin

• Pulp

• Gingiva

Multiple Choice

Which type of dentin is formed in response to injury or irritation and is darker in color with no nerve fibers?

• Primary dentin

• Secondary dentin

• Tertiary dentin

• Pulp dentin

Fill in the Blanks

The tip of the root of a tooth, through which the nerve and blood vessels travel, is called the

.

Multiple Choice

Which of the following statements about enamel is correct?

• Enamel is the hardest substance in the body and covers only the crown of the tooth.

• Enamel is a living tissue with blood supply.

• Enamel is softer than dentin and forms the bulk of the tooth.

• Enamel is sensitive to heat and pressure.

Multiple Select

What are the two parts of the pulp?

• Root canal

• The enamel

• The crown

• The pulp chamber

Multiple Select

Which of the following are components of the periodontium?

• Cementum

• Pulp chamber

• Periodontal ligament

• Alveolar bone

• Gingiva

Fill in the Blanks

The bone-like material that covers the root of the tooth is called

.

Multiple Select

Which of the following statements about the gingiva are correct?

• It is divided into three regions

• It provides epithelial attachment

• Attached gingiva is directly attached to alveolar bone

• It forms the enamel of the tooth

Open Ended

Discuss the role of the periodontal ligament in maintaining tooth stability and health.

Multiple Choice

What is the main function of the cementoenamel junction (CEJ)?

• To anchor the tooth to the jawbone

• To serve as the junction between the crown and root

• To supply nutrients to the tooth

• To sense pain

Multiple Choice

What is the primary function of the alveolar bone?

• It surrounds and supports the teeth

• It produces saliva

• It forms the enamel of the tooth

• It connects the tooth to the tongue

Multiple Select

Select all the correct statements about dentin.

• Dentin is softer than enamel.

• Dentin is a living tissue that continues to grow.

• Dentin is covered by enamel on the crown and cementum on the root.

• Dentin forms the outermost layer of the tooth.

Multiple Choice

When does tertiary dentin get formed?

• Tertiary dentin is created when a tooth is cleaned.
• Tertiary dentin is formed during tooth development.
• Tertiary dentin forms naturally over time without any stimuli.
• Tertiary dentin is formed in response to dental trauma or irritation of the enamel

Multiple Choice

Which of the following terms refers to the soft tissue that surrounds and supports the teeth?

• Gingiva

• Dentin

• Cementum

• Apex

Multiple Choice

The periodontium is what holds the tooth in the alveolus.

• True

• False

Labeling

Label the following diagram (move onto/close to the pink squares).

Drag labels to their correct position on the image

Cementoenamel junction

Apex

Alveolar bone

Gingival sulcus

Periodontal ligament

Enamel

Cementum

Free gingival margin

Root canal

Dentin

Multiple Choice

Which of the following statements best describes hypsodont teeth?

• They have a short crown and well-defined roots.

• They have a large crown below the gum line and may or may not have traditional roots.

• They are only found in carnivores.

• They stop growing early in life.

Multiple Choice

Which characteristic best distinguishes brachyodont teeth from other types of teeth?

• They have a short crown to root ratio and do not continuously erupt

• They have long crowns and continuously erupt

• They are only found in reptiles

• They lack a true root

Match

Match the species to the dental morphology classifications

• Dogs & cats

• Rabbits & horses

• Mice

Diphyodonts & brachyodonts

Diphyodonts & hypsodonts

Monophyodonts & hypsodonts

• Diphyodonts & brachyodonts

• Diphyodonts & hypsodonts

• Monophyodonts & hypsodonts

Multiple Select

What are the 5 causes of dental diseases in animals?

• Genetics

• Trauma/illness

• Diet

• Hygiene

• Education

Open Ended

Explain the significance of retained deciduous teeth and which tooth is most commonly retained in dogs.

Multiple Choice

How many permanent teeth does an adult dog have?

• 26

• 28

• 30

• 42

Drag and Drop

The normal sulcus depth for a dog is​

Placeholder

and for a cat is​

Placeholder

.

Drag these tiles and drop them in the correct blank above

1-3mm

0.5-1mm

5-7mm

2-4mm

1-2cm

Multiple Choice

Radicular and aradicular are types of brachyodont teeth.

• True

• False

Multiple Choice

The difference between hypsodont & brachydont teeth is that hypsodont teeth are continuously growing throughout all/most of their life where brachyodont stop growing once matured.

• True

• False

Drag and Drop

​

Placeholder

​

Placeholder

​

Placeholder

are brachyodonts.

Drag these tiles and drop them in the correct blank above

Cats

dogs

people

Elephants

Whales

Horses

Fill in the Blanks

Most deciduous teeth have fallen out by

of age. (hint: answer is a range)

Match

Match the species to the amount of teeth.

• Deciduous dog teeth

• Deciduous cat teeth

• Permanent dog teeth

• Permanent cat teeth

28

26

42

30

• 28

• 26

• 42

• 30

Draw

Draw me your favourite tooth!