Face Lecture

Question 1

Purpose of face

Answer 1

Protects openings in the face

Question 2

What is the face a framework for (3 things)?

Answer 2

Nasal cavity Eyes (Orbital cavity) Oral (Buccal) Cavity

Question 3

Purpose of muscles on face

Answer 3

To open or close the openings (holes) on the face

Assist with facial expression

Question 4

Muscles of the face

Answer 4

Closes and opens the openings of the face (sphincta)

Question 5

What muscle is above lip, elevates lip, contains word “levator”

Answer 5

Levator

Question 6

Where is the Occipito-frontalis

Answer 6

Fromt he forehead across the top of the head

Question 7

Hoe is skin connected to face?

Answer 7

Loose connective tissue (why our face feels ‘loose’ - like our scalp)

Question 8

Muscles of facial expression (3 things)

Answer 8

Signal mood

Open and close openings

Chewing and speech

Question 9

Where is the Extra-ocular

Answer 9

Around the eyes

Question 10

Where is the Orbicularis oculi?

Answer 10

Around the eyes

Question 11

Where is the •Levator palpebrae superioris

Answer 11

Around the eyes

Question 12

Where is the Compressor naris (nasalis)?

Answer 12

Around the nose

Question 13

Where is the Dilator naris (nasalis)?

Answer 13

Around the nose

Question 14

Where is the Orbicularis oris?

Answer 14

Around the mouth

Question 15

Where is the buccinator?

Answer 15

Cheek

Question 16

What muscles pulls the lip up (like a snarl)

Answer 16

Levator labii superioris alaeque nasi

Question 17

Muscle used to smile (elevate lips)

Answer 17

Levator labii superioris

Question 18

Muscle in neck used to pull a ‘horror face’

Answer 18

Platysma

Question 20

Other muscles used to dilate (open) the mouth (x4)

Answer 20

* Zygomaticus minor

* Zygomaticus major

* Levator anguli oris

* Risorius

Question 21

MUSCLES OF MASTICATION - attached to the ????????

Used for:

Answer 21

Mandible (jaw)

Used for movement (chewing and biting)

Stabilises and secure the mandible

Determines direction of mandibular movements

Question 22

What are the MUSCLES OF MASTICATION

Answer 22

(More Tea Less Milk)

1. Masseter
2. Temporalis
3. Lateral pterygoid
4. Medial pterygoid

Question 23

What is the space between lips/cheeks & alveolar processes (bone containing tooth sockets)

Answer 23

ORAL VESTIBULE

Question 24

Where is medial & posterior to alveolar arches

Answer 24

Oral Cavity (or Buccal cavity)

(inside the mouth)

Question 25

What is the upper jaw called?

Answer 25

Maxilla

Question 26

Lower jaw

Answer 26

mandible

Question 27

What are alveloar processes

Answer 27

teeth sockets

Question 29

What is on the roof of the mouth?

Answer 29

Hard palate

Soft palate

Question 30

What is posteria in the oral cavity?

Answer 30

Palatoglossal arches

Palatopharyngeal arches

Palatine tonsil (what we know commonly as tonsils)

Question 31

What’s the dangly bit at the back?

Answer 31

Uvula

Question 32

What joins the lip and the tongue?

Answer 32

Frenulum of lip

Frenulum of tongue or lingual frenulum

Question 33

What are the salivary glands called and where are they?

Answer 33

1. Parotid – near upper teeth
2. Submandibular – under tongue
3. Sublingual – floor of mouth

Question 34

What is this?

What kind of joint?

What is the purpose of the disc (meniscus) in the synovial cavity?

What ligaments support this joint?

Answer 34

TEMPOROMANDIBULAR JOINT (TMJ)

Synovial modified hinge joint

smooths movements, shock absorber, prevents friction

the temporomandibular ligament and the sphenomandibular ligament.

Question 35

What causes motor innervation (muscle movement) of the face?

Answer 35

Facial Nerve

Question 36

What causes motor innervation (muscle movement) of mastication?

Answer 36

Trigeminal Nerve

Question 38

What arteries supply the face?

Answer 38

Common carotid divides into two - internal carotid and external carotid (external carotid supplies the face)

External Carotid gives off branches including:

superficial temporal which supplies the scalp.

facial which supplies the face

Maxillary which supplies the TMJ

Question 39

What is the main vein that drains the face?

Answer 39

External jugular equivalent to external carotid artery - most of the smaller veins in the face lead to the external jugular

Question 40

Answer 40