48 Hour Chick Labelled

48 hour chick

Cranial Flexure

Whole Mount

Stomodeum First Branchial Groove Auditory Vesicle First Visceral Arch

Amnion

Second Visceral Arch Second Branchial Groove Third Visceral Arch Third Branchial Groove

Yolk Sac Chorion

Ventricle of Heart

Atrium of Heart

Whole Mount

Dextral Torsion

Somites

Whole Mount

Vitelline Artery

Tail Bud

Whole Mount

Metencephalon Mesenchyme

1 - scanner

Amnion Mesencephalon

Yolk sac

Chorion

Metencephalon

Amnion

1 - LPO

Amnion Mesenchyme Chorion

Mesencephalon

Yolk sac

1 - LPO

Myelencephalon

Metencephalon

Mesencephalon

2 - scanner

Isthmus

Yolk Sac

Extra embryonic coelom Chorion Amnion Future choroid plexus

2 - LPO

Myelencephalon

Metencephalon

Mesencephalon

2 - LPO

Isthmus

Future posterior choroid plexus

Myelocoel

Myelencephalon

2 - HPO

Isthmus Metencephalon

Mesenchyme

2 - HPO

Mesocoel

Mesencephalon Mesenchyme

2 - HPO

Myelencephalon

Metencephalon Mesencephalon

Diencephalon

2.5 - scanner

Myelencephalon Semilunar Ganglion Anterior Cardinal Vein

Metencephalon

Mesencephalon

Diencephalon

2.75 - LPO

Semilunar Ganglion

Myelencephalon

Anterior Cardinal Vein

2.75 - HPO

Semilunar Ganglion

Anterior Cardinal Vein

2.75 - HPO

Myelencephalon

Notochord Diencephalon

3 - Scanner

Anterior Cardinal Vein

Myelencephalon

Notochord

3 - LPO

Myelencephalon Jugular Ganglion? Anterior Cardinal Vein

Notochord

Diencephalon

3 - LPO

Diencephalon

Chorion

Amnion

Yolk Sac

3 - LPO

Amnion

Future Posterior Choroid Plexus

3 - HPO

Myelencephalon

Semilunar Ganglion

Anterior Cardinal Vein

3 - HPO

Myelencephalon

Notochord

Diencephalon

3 - HPO

Mesenchyme

Diencephalon

Yolk Sac

Amnion

3 - HPO

Semilunar ganglion

Myelencephalon Anterior Cardinal Veins

Otic Vesicle

Notochord Roof of Pharynx Infundibulum Lens Vesicle Optic Cup Diencephalon

4 - scanner

Myelencephalon

Otic Placode Semilunar Ganglion

Semilunar Ganglion Anterior Cardinal Veins

Notochord

Roof of Pharynx

4 - LPO

Myelencephalon

Semilunar Ganglion

Anterior Cardinal Veins

4 - HPO

Anterior cardinal Veins

Notochord

4 - HPO

Notochord

Roof of Pharynx

Aortic Arch??

Infundibulum

Carotid Loop??

4 - HPO

Infundibulum Internal Carotid Arteries?

Diencephalon

4 - HPO

Presumptive pigmented epithelium Optic Cup Presumptive Retina

Lens Vesicle

Internal Carotid Arteries

4 - HPO

Myelencephalon

Otic Vesicle

Pharynx

Optic Cup

Diencephalon

4.5 - scanner

Myelencephalon

Otic Vesicle Anterior Cardinal Vein

Notochord

Pharynx

First Aortic Arch Carotid Loop? Internal Carotid Arteries

4.5 - LPO

Anterior Cardinal Veins

Pharynx

Aortic Arch?? Infundibulum Optic cup

Internal Carotid Arteries

Diencephalon (forebrain)

4.5 - LPO

Myelencephalon Acoustico-facialis Ganglion

Otic Vesicle Dorsal Aorta Pharynx Aortic Arch Optic Cup

Infundibulum

Diencephalon

5 - scanner

Myelencephalon

Otic Cup Acoustico-facialis Ganglion Anterior Cardinal Veins

Pharynx

Notochord

Dorsal Aorta

First Aortic arch

5 - LPO

Notochord Dorsal Aorta Pharynx

First aortic arch Optic Stalk

Infundibulum Internal Carotid Arteries

Optic Cup

Lens Vesicle

Diencephalon

5 - LPO

Myelencephalon

Otic Vesicle

Acoustico-facialis ganglion

5 - HPO

Otic Vesicle

Anterior Cardinal Vein

5 - HPO

Anterior Cardinal Vein

Notochord

Dorsal Aorta

Pharynx

5 - HPO

Presumptive Pigmented Epithelium Presumptive retina

Optic Stalk Lens vesicle

5 - HPO

Superior ganglion Otic Vesicle

Myelencephalon

Anterior Cardinal Veins Notochord

First Pharyngeal Pouch

Dorsal Aorta

First Branchial Plate First Visceral Arch (Mandibular Arch)

Aortic Arch Beginning of Rathke’s Pouch

Maxillary Arch Infundibulum Optic Stalk

5.5 - LPO

Optic Cup Lens Vesicle

Superior Ganglion

First Pharyngeal Pouch

Dorsal Aorta Mandibular Arch

First Aortic Arch

Maxillary Arch Rathke’s Pouch

Optic Stalk

6 - scanner

Myelencephalon

Superior Ganglion

Otic Vesicle

Notochord Dorsal Aorta

Pharynx Pharyngeal Pouch

Pharyngeal Plate First Aortic Arch

Mandibular Arch

Rathke’s Pouch Infundibulum

Maxillary Arch Optic Stalk

Diencephalon 6 - LPO

Dorsal Aorta First Pharyngeal Plate First Aortic Arch

First Pharyngeal Pocket Mandibular Arch Maxillary Arch

Rathke’s Pouch Infundibulum

Optic Cup Optic Stalk Lens Vesicle

Diencephalon

Chorion

Amnion

Yolk Sac

6 - LPO

Myelencephalon

Superior Ganglion Anterior Cardinal Vein

Otic Vesicle

6 - HPO

Dorsal Aorta

First Pharyngeal Plate

First Pharyngeal Pocket

Pharynx

First Aortic Arch

Mandibular Arch

Stomodeum

6 - HPO

Mandibular Arch

First Aortic Arch

Stomodeum Maxillary Arch

6 - HPO

Mandibular Arch First Aortic Arch Oral Plate

Stomodeum

Maxillary Arch

6 - HPO

Presumptive Pigmented Epithelium Infundibulum

Optic Cup Presumptive Retina

Lens Vesicle

Diencephalon Optic Stalk

6 - HPO

Myelencephalon Notochord

Anterior Cardinal Vein Dorsal Aorta

2nd Pharyngeal Pouch

Ventral Aorta Diencephalon

7 - scanner

2nd Aortic Arch

Optic stalk

Myelencephalon Anterior Cardinal Veins Notochord

Dorsal Aorta

2nd Pharyngeal Pouch Yolk sac beginning to vascularize the heart

2nd Aortic Arch

Ventral Aorta Optic Stalk

Diencephalon

7 - LPO

Ventral Aorta

7 - HPO

Anterior Cardinal Veins

Myelencephalon

Dorsal Aorta

Thyroid Rudiment Ventral Aorta

Diencephalon

Thyroid scanner

Myelencephalon

Anterior Cardinal Veins

Dorsal Aorta

Thyroid Rudiment Ventral Aorta

Diencephalon

Thyroid LPO

Thyroid Rudiment

Ventral Aorta

Thyroid HPO

Myelencephalon First Somite

3rd pharyngeal pouch 3rd

Dorsal Aorta Aortic Arch Thyroid rudiment

3rd Visceral Arch

Bulbus Cordis

Telencephalon Nasal Placode

8 - scanner

Myelencephalon 1st Somite Notochord

Anterior Cardinal Veins

3rd Aortic Arch

Dorsal Aorta 3rd Pharyngeal Pouch

3rd Visceral Arch

Thyroid Rudiment Bulbus Cordis

Telencephalon

8 - LPO

Olfactory Placode

Telencephalon Olfactory Placode

Olfactory Placode

Olfactory Placode Telencephalon

Olfactory Placode

Thyroid Rudiment

Dorsal Mesocardium Pericardial Cavity

Myocardium

Endocardium BULBUS CORDIS

8 - HPO

Myelencephalon

Anterior Cardinal Veins

Somite

Dorsal Aorta Thyroid Rudiment

3rd aortic arch Bulbus Cordis

Telencephalon

Olfactory Placode

9 - scanner

Spinal Cord

Dorsal Aorta

Anterior Cardinal Vein Somites

Dorsal Mesocardium Bulbus Cordis

Ventricle

10 - scanner

Pharynx Atrium

Spinal Cord Somite

Dorsal Aorta

Anterior Cardinal Vein

Future Esophagus Laryngotracheal Groove

Conus Arteriosus (Bulbus Cordis)

Atrium

Ventricle

11 - scanner

Spinal Cord

Notochord Dorsal Aorta

Anterior Cardinal Veins

Dermatome Myotome

Future Esophagus Laryngotracheal Groove

Atrium

Bulbus Cordis

11 - LPO

Atrium Bulbus Cordis

Ventricle

11 - LPO

Spinal Cord

Somites Dorsal Aorta Sinus Venosus

Postcardinal Vein

Common Cardinal Vein Dorsal Mesocardium

Future Esophagus Atrium

Ventricle

12 - scanner

Spinal Cord Somite: Dermatome Somite: Myotome Notochord

Dorsal Aorta

Common Cardinal Vein

Postcardinal Vein

Foregut Lung Bud

Sinus Venosus

12 - LPO

Dorsal Mesocardium Atrium

Sinus Venosus

Atrium

Ventricle

12 - LPO

Spinal Cord Dermatome

Myotome

Notochord

Dorsal Aorta 12 - HPO

Spinal Cord Dorsal Aorta

Pleural Cavity

Foregut Post Cardinal Vein Common Cardinal Vein

Sinus Venosus

13 - scanner

Spinal Cord

Notochord

Somites

Dorsal Aorta Dorsal Mesocardium

Foregut

Common Cardinal Vein

Lung Bug Postcardinal Vein Pleural Cavity Sinus Venosus

13 - LPO

Spinal Cord

Dorsal Aorta

Somite

Common Cardinal Vein

Foregut

Lung Bud Postcardinal Vein Sinus Venosus

13 - LPO

Doral Aorta

Spinal Cord

Peritoneal Cavity

14 - scanner

Anterior Intestinal Portal Vitelline blood vessels

Spinal Cord

Dorsal Aorta

Anterior Intestinal Portal

Mesonephric Duct Peritoneal Cavity

Vitelline blood vessels

14 - LPO

Posterior Cardinal Vein?? Dorsal Aorta

Mesonephric Duct

Anterior Intestinal Portal

14 - HPO

Spinal Cord

Dorsal Aorta Post cardinal vein?? Mesonephric Duct

15 - LPO

Dorsal Aorta

Peritoneal Cavity

15 - HPO

Nope im done I have been defeated by The 48 hour chick Its 12 am and The slides never reached The tail bud NEVER

16 - LPO

16 - HPO

17 - scanner

17 - LPO

17 - LPO

17 - HPO

18 - scanner

18 - scanner

18 - LPO