Chapter 11 - Sinuses/Mandible/TMJ

Question 1

Paranasal sinuses are lined with:

Answer 1

Mucous membrane

Question 2

Paranasal sinuses are sometimes called the:

Answer 2

Accessory nasal sinuses

Question 3

How many groups are there of paranasal sinuses

Answer 3

4

Question 4

What are the 4 groups of paranasal sinuses

Answer 4

Maxillary
Frontal
Ethmoid
Sphenoid

Question 5

Old term for maxillary sinuses

Answer 5

Antrum of Highmore

Question 6

Maxillary sinuses are part of what structure

Answer 6

Facial bones

Question 7

Where are maxillary sinuses located

Answer 7

Body of each maxillary bone

Question 8

What sinuses are pyramid shaped

Answer 8

Maxillary

Question 9

Maxillary sinuses have _____ _____ walls

Answer 9

Thin, bony

Question 10

Conical projections from the __________ ___________ reach into the floor of the sinuses

Answer 10

Upper molars

Question 11

Maxillay sinuses communicates with the ________ _______ and with each other

Answer 11

Nasal cavity

Question 12

Nasal cavity is divided into 2 equal chambers called:

Answer 12

Fossae

Question 13

Where is fluid or mucus in the maxillary sinuses

Answer 13

Nasal cavity/fossae

Question 14

What sinuses are part of the cranium

Answer 14

Frontal sinuses
Sphenoid sinuses
Ethmoid

Question 15

Where are frontal sinuses located

Answer 15

Posterior to the glabella

Question 16

Frontal sinuses rarely become aerated before what age

Answer 16

6

Question 17

Are frontal sinuses symmetrical

Answer 17

Rarely

Question 18

What are the frontal sinuses separated by

Answer 18

Nasal septum

Question 19

Do men or women have larger frontal sinuses

Answer 19

Men

Question 20

Frontal sinuses may be singular, paired, or:

Answer 20

Totally absent

Question 21

Where are ethmoid sinuses located

Answer 21

Within the lateral masses of the ethmoid bone

Question 22

What are the collections in the ethmoid sinuses

Answer 22

Anterior
Middle
Posterior

Question 23

From a lateral perspective, it looks like the _______ sinuses lie within the orbits, but are really helping to make up the ________ walls of each orbit

Answer 23

Anterior
Medial

Question 24

Where are the sphenoid sinuses located

Answer 24

Sphenoid bone below the sella turcica

Question 25

How are sphenoid sinuses shaped

Answer 25

Cube

Question 26

Sphenoid sinuses are often separated by a _______

Answer 26

Septum

Question 27

What does an air fluid level indicate in the sphenoid sinuses

Answer 27

Fracture

Question 28

Blood or cerebral fluid in the sphenoid sinuses

Answer 28

Spenoid effusion

Question 29

Pathways of communication which provide drainage

Answer 29

Osteomeatal Complex

Question 30

Osteomeatal complex provides drainage for which sinuses

Answer 30

Frontal Ethmoid Maxillary

Question 31

What causes sinusitis

Answer 31

Obstructed pathways

Question 32

What are the two key passageways called of the ostemeatal complex

Answer 32

Infundibulum Middle nasal meatus

Question 33

What is the thin/horse-shaped bone

Answer 33

Mandible

Question 34

What is the largest facial bone

Answer 34

Mandible

Question 35

What is the only moveable bone in the skull

Answer 35

Mandible

Question 36

Mandible is 2 bones from birth until:

Answer 36

1 year

Question 37

Angle of the mandible is also known as

Answer 37

Gonion

Question 38

Superior to the gonion is the

Answer 38

Ramus

Question 39

Both mandible bodies unite to form the

Answer 39

Symphysis Menti

Question 40

Frontal veiw of the mandible shows the

Answer 40

Body

Question 41

The depression below the symphysis menti is the

Answer 41

Mentum

Question 42

The very center of the mentum is the

Answer 42

Mental point

Question 43

What serves as a passage way for nerves and blood vessels located on each half of the mandible

Answer 43

Mental foramen

Question 44

What terminates in a "U" shaped notch

Answer 44

Ramus of the mandible

Question 45

What is the notch of the ramus called

Answer 45

Mandibular notch

Question 46

Each notch has two processes, the most anterior process is the ___________ and the most posterior process is the ______

Answer 46

Coronoid process Condyloid

Question 47

Where does the condyloid process fit into

Answer 47

TM fossa of the temporal bone

Question 48

What is the only moveable joint in the skull

Answer 48

TMJ

Question 49

How many maxillary sinuses are there

Answer 49

2

Question 50

How many frontal sinuses are there

Answer 50

Usually 2

Question 51

How many Ethmoid sinuses are there

Answer 51

Many

Question 52

How many sphenoid sinuses are there

Answer 52

1 or 2

Question 53

Purpose of paranasal sinuses

Answer 53

Assist in vocal resonance Lighten the weight of skull Produce mucus

Question 54

What sinuses exhibit a definite cavity at birth

Answer 54

Maxillary

Question 55

All paranasal sinuses communicate with each other and the:

Answer 55

Nasal cavity

Question 56

Where is the middle nasal passageway located

Answer 56

Superior medial aspect of the sinus cavity

Question 57

How does the large maxillary sinus drain?

Answer 57

Through the infundibulum passageway down through the middle nasal meatus into inferior nasal meatus

Question 58

The uncinate process is part of what bone

Answer 58

Ethmoid bone

Question 59

What does the uncinate process make up

Answer 59

Medial wall of the infundibulum passageway

Question 60

Function of the ethmoid bulla

Answer 60

Received drainage from the frontal and ethmoid sinuses

Question 61

How do the frontal and ethmoid sinuses drain

Answer 61

Into the ethmoid bulla, down through the middle nasal meatus into the inferior nasal meatus