Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

Zak, Embryology > Final: Development of Head/Neck I > Flashcards

Final: Development of Head/Neck I Flashcards

1
Q

What is the earliest representation of the facial region?

A

Stomodeum (oral cavity)

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

What craniofacial developmental primordia consists of forebrain & midbrain neural crest cells?

A

Frontonasal prominence

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

Maxillary & mandibular process are filled with _____ _____ mesenchyme.

A

Neural crest

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

_____ _____ are endodermal outpockets from the foregut.

A

Pharyngeal pouches

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

_____ _____ are endodermal outpocketings from floor of foregut between pharyngeal arches I & II.

A

Thyroid diverticulum

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

_____ _____ are ectodermal inpocketings opposite to associated pharyngeal pouches.

A

Pharyngeal grooves

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

_____ _____ are mesenchymal masses between pharyngeal pouches and grooves.

A

Pharyngeal arches

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

What connects the ventarl and dorsal aortae?

A

Aortic arches

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

What connects the ventarl and dorsal aortae?

A

Aortic arches

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

Which Hox gene helps with development of the following areas:
A) Brain/motor nerves
B) Arteries
C) Pharynx/pharyngeal pouches

A

A) Hoxb-2
B) Hoxb-4
C) Hoxb-5

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

Development of the first pharyngeal pouch is dependent on _____.

A

Otx-2

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

Development of the pharyngeal pouches 3 & 4 are heavily dependent on _____.

A

Retinoic acid

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

Development of pharyngeal pouch 2 is somewhat dependent on _____.

A

Retinoic acid

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

_____ genes heavily influence dorsoventral patterning of the pharyngeal arches.

A

Dlx

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

Edn-1 is used by pharyngeal arch _____ to signal migrating neural crest cells.

A

One

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

Cranial ectoderm is prepatterned by _____ signals from pharyngeal endoderm

A

FGF-8

17
Q

The frontonasal ectodermal zone is induced by _____ from forebrain.

A

Shh

18
Q

division of 1st arch into upper and lower jaw primordia is dependent on _____.

A

Endothelin-1

19
Q

T/F: Meckel’s cartilae is derived from neural crest.

A

True

20
Q

What do the quadrate and articular bones become and what arch are they derived from?

A

Quadrate=Incus
Articular=Malleus
Arch 1

21
Q

What arch is the stapes derived from?

A

Arch 2

Zak, Embryology (25 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions