Upper Molars

Question 1

What are the three main types of upper molars?

Answer 1

First molar, second molar, and third molar.

Question 2

True or False: The upper first molar typically has four cusps.

Answer 2

True.

Question 3

Fill in the blank: The upper molars are primarily responsible for __________.

Answer 3

mastication.

Question 4

What is the typical number of roots for upper molars?

Answer 4

Three roots.

Question 5

Which upper molar is often referred to as the ‘wisdom tooth’?

Answer 5

Upper third molar.

Question 6

True or False: The upper second molar usually has a larger occlusal surface than the upper first molar.

Answer 6

False.

Question 7

What is the most common dental anomaly associated with upper molars?

Answer 7

Missing upper third molars.

Question 8

Which cusp is typically the largest on the upper first molar?

Answer 8

The mesiobuccal cusp.

Question 9

Multiple Choice: Which tooth has the longest root in the upper molar series? A) First molar B) Second molar C) Third molar

Answer 9

A) First molar.

Question 10

What is the primary function of the upper molars?

Answer 10

Grinding food.

Question 11

True or False: The upper molars have a more complex root canal system than lower molars.

Answer 11

True.

Question 12

Fill in the blank: The upper molars are located in the __________ of the dental arch.

Answer 12

maxillary.

Question 13

What is the typical age for the eruption of the upper first molar?

Answer 13

Around 6 years old.

Question 14

What anatomical feature is often used to identify the upper first molar?

Answer 14

The oblique ridge.

Question 15

Multiple Choice: How many cusps does the upper second molar typically have? A) 3 B) 4 C) 5

Answer 15

B) 4.

Question 16

True or False: The upper third molar is usually the last tooth to erupt.

Answer 16

True.

Question 17

What is the significance of the maxillary sinus in relation to upper molars?

Answer 17

The roots of upper molars are often close to the maxillary sinus.

Question 18

Short Answer: Name the primary blood supply to the upper molars.

Answer 18

Maxillary artery.

Question 19

Multiple Choice: Which upper molar is most commonly impacted? A) First molar B) Second molar C) Third molar

Answer 19

C) Third molar.

Question 20

What is the term for the occlusal surface of the upper molars?

Answer 20

Occlusal table.

Question 21

True or False: The upper molars have a more prominent buccal surface than the lingual surface.

Answer 21

True.

Question 22

Fill in the blank: The upper molars are crucial for __________ during the chewing process.

Answer 22

crushing.

Question 23

What is the clinical significance of the furcation area in upper molars?

Answer 23

It is a common site for periodontal disease.

Question 24

Short Answer: Which upper molar is known for having the most variable root morphology?

Answer 24

Upper third molar.

Question 25

Multiple Choice: Which cusp is typically smaller on the upper first molar? A) Distobuccal B) Mesiobuccal C) Lingual

Answer 25

A) Distobuccal.

Question 26

What is the primary reason for extracting impacted upper third molars?

Answer 26

To prevent overcrowding and potential infection.

Question 27

True or False: Upper molars generally have a shorter lifespan than lower molars.

Answer 27

False.

Question 28

Fill in the blank: The upper molars are more prone to __________ than anterior teeth.

Answer 28

decay.

Question 29

Short Answer: What is the name of the groove that separates the cusps on the occlusal surface of upper molars?

Answer 29

Developmental groove.

Question 30

Multiple Choice: Which upper molar typically has a heart-shaped occlusal outline? A) First molar B) Second molar C) Third molar

Answer 30

B) Second molar.

Question 31

What is the significance of the cusp of Carabelli?

Answer 31

It is an additional cusp that can be present on the upper first molar.

Question 32

True or False: The upper molars are generally larger than lower molars.

Answer 32

True.