Brainscape's Knowledge GenomeTM


Top Flashcards (Certified)
All Flashcards

Gross Anatomy Lab > Face and Scalp muscles (O, I, A) > Flashcards

Face and Scalp muscles (O, I, A) Flashcards

1
Q

Action: frontalis

A

Raises eyebrows and wrinkles forehead

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Origin: frontalis

A

Epicranial aponeurosis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Insertion: frontalis

A

Skin and subcutaneous tissue of eyebrows and forehead

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Action: occipitalis

A

Retracts the scalp

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Origin: occipitalis

A

Lateral two-thirds of superior nuchal line

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Insertion: occipitalis

A

Epicranial aponeurosis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Action: orbicularis oculi

A

Closes eyelids

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Origin: orbicularis oculi

A

Medial orbital margin; medial palpebral ligaments; lacrimal bone

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Insertion: orbicularis oculi

A

Skin around orbital margin; superior and inferior tarsal plates

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Action: corrugator supercilli

A

Brings eyebrows closer together

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Origin: corrugator supercilli

A

Medial end of superciliary arch

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Insertion: corrugator supercilli

A

Skin of medial forehead

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Action: procerus plus transverse part of nasalis

A

Depresses medial end of eyebrow; wrinkles skin of dorsum over nose

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Origin: procerus plus transverse part of nasalis

A

Fascia aponeurosis covering nasal bone and lateral nasal cartilage

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Insertion: procerus plus tranverse part of nasalis

A

Skin of inferior forehead, between eyebrows

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Action: alar part of nasalis plus levator labii superioris

A

Depresses ala laterally, dilating anterior nasal aperture; flaring nostrils

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

Insertion: alar part of nasalis plus levator labii superioris

A

Major alar cartilage

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

Origin: alar part of nasalis plus levator labii superioris

A

Frontal process of maxilla

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

Action: platysma

A

Depresses mandible, tenses skin of inferior face and neck

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

Origin: platysma

A

Subcutaneous tissue of infraclavicular and supraclavicular region

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

Insertion: platysma

A

Base of mandible; skin of cheek and lower lip; orbicularis oris, angle of mouth

22
Q

Action: mentalis

A

Elevates and protrudes lower lip; elevates skin of chin; showing doubt

23
Q

Origin: mentalis

A

Body of mandible

24
Q

Insertion: mentalis

A

Skin of chin

25
Action: depressor labii inferioris
Part of dilators of mouth; retracts and/or everts lower lip (pouting, sadness)
26
Origin: depressor labii inferioris
Platysma and anterolateral body of the mandible
27
Insertion: depressor labii inferioris
Skin of lower lip
28
Action: risorius
Part of dilators of mouth: depresses labial commissure bilaterally to frown
29
Origin: risorius
Parotid fascia and buccal skin
30
Insertion: risorius
Angle of mouth
31
Action: levator anguli oris
Part of dilators of mouth: widens oral fissure, as when grinning or grimacing
32
Origin: levator anguli oris
Infra-orbital maxilla
33
Insertion: levator anguli oris
Angle of mouth
34
Action: buccinator
Aids mastication, tenses cheeks in blowing and whistling , aids in closure of mouth
35
Origin: buccinator
Mandible, alveolar processes of maxilla and mandible, pterygomandibular raphe
36
Insertion: buccinator
Angle of mouth
37
Action: zygomaticus minor
retract (elevate) and/or evert upper lip; deepen nasolabial sulcus (showing sadness)
38
Origin: zygomaticus minor
Anterior aspect, zygomatic bone
39
Insertion: zygomaticus minor
Skin of upper lip
40
Action: zygomaticus major
Part of dilators of mouth: elevate labial commissure - bilaterally to smile; unilaterally to sneer
41
Origin: zygomaticus major
Lateral aspect of zygomatic bone
42
Insertion: zygomaticus major
Angle of mouth
43
Action: levator labii superioris
Part of dilators; elevate and/or evert upper lip; deepen nasolabial sulcus
44
Insertion: levator labii superioris
Skin of upper lip
45
Origin: levator labii superioris
Infra-orbital margin (maxilla)
46
Action: orbicularis oris
Narrows orifice of mouth, purses lips and puckers lip edges
47
Insertion: orbicularis oris
Mucous membrane of lip
48
Origin: orbicularis oris
Medial maxilla and mandbile, deep surface of perioral skin
49
Action: depressor anguli oris
Part of dilators of mouth; depresses labial commissure bilaterally to frown
50
Origin: depressor anguli oris
Anterolateral base of mandible
51
Insertion: depressor anguli oris
Angle of mouth

Gross Anatomy Lab (9 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2025 Bold Learning Solutions. Terms and Conditions