ANHB2212 - Labelling Practice

Label the following:

• zona pellucida

• nuclei

• cytoplasm

• cleavage plane

Day 2-3 Embryo

Label the following:

• trophoblasts

• embryoblasts

• polar body

• zona pellucida

• blastocoele

Day 4 Embryo

Label the following:

• trophoblasts

• epiblast

• hypoblast

• blastocoele

Day 4-5 Embryo

Label the following:

• syncytiotrophoblast

• cytotrophoblast

• hypoblast

• epiblast

• blastocoele

Day 6 Embryo

Label the following:

• endometrial epithelium

• endometrial gland

• amniotic cavity

• lumen of endometrial gland

• blastocoele

• syncytiotrophoblast

• cytotrophoblast

Day 7 Embryo

Label the following:

• syncytiotrophoblast

• epiblast

• blastocoele

• hypoblast

• amniotic cavity

Day 8 Embryo

Label the following:

• syncytiotrophoblast

• epiblast

• hypoblast

• amniotic cavity

• amnioblast

• cytotrophoblast

Day 9 Embryo

Label the following:

• amniotic cavity

• amnion

• lacunar vascular circle

• Heuser’s membrane

• chorionic cavity

• hypoblast

• cytotrophoblast

Day 12 Embryo

Label the following:

• amnion

• amniotic cavity

• epiblast

• embryonic disc

• hypoblast

• yolk sac

• endoderm

• mesoderm'

• connecting stalk

• primitive streak

Day 13-17 Embryo

Label the following:

• connecting stalk

• amniotic cavity

• epiblast

• endoderm

• yolk sac

• primitive streak

• hypoblast

• amnion

Day 16-19 Embryo

Label the following:

• neural plate

• neural groove

• primitive streak

Label the following:

• yolk sac

• somites

• caudal neuropore

• cranial neuropore

• fusing neural folds

• heart

Label the following:

• Neural Plate

• Surface Ectoderm

• Intraembryonic Mesoderm

• Endoderm

• Notochord

• Neural Fold

• Neural Groove

• Neural Tube

Label the following:

• somite

• neural tube

• intermediate mesoderm

• intraembryonic coelom

• lateral plate mesoderm

• notochord

Label the following:

• anterior, anterolateral, and posterior fontanelles

• coronal and lamboid sutures

Label the following:

• periosteum

• articular capsule (fibrous layer and synovial membrane)

• joint cavity

• articular cartilage

• ligament

Synovial Joint

Label the following:

• capsule

• articular cartilage

• tendons

• femoral head and neck

• labrum

Label the following:

• tendons

• ligaments

• joint capsule

• labrum

Label the following:

• acetabulum

• femoral head

• labrum

Label the following:

• articular surface of tibia

• meniscus

1. Label A, B and C

2. Where is this structure normally located in the female body?

3. What triggers the second structure C to develop?

4. How many chromosomes are contained in B?

5. How many chromosomes are contained in C?

6. What process immediately follows the joining of structures B?

1. A = zona pellucida, B = pronuclei, C = polar bodies

2. ampulla of uterine tube

3. fertilization

4. 23

5. 23

6. cleavage

1. Label A, B, C, D, and E

2. What view is this?

3. What is the next developmental process?

1. A = caudal neuropore, B = somites, C = heart tube, D = cranial neuropore, E = pharyngeal arches

2. right dorsolateral

3. folding

1. Label A, B, C, D, E and F

2. What view is this?

1. A = neural plate ectoderm, B = neural folds, C = neural groove, D = primitive streak, E = surface ectoderm, F = connecting stalk

2. left dorsolateral

1. Label A, B, C, D and E

2. Name the part of the primitive streak that gives rise to E

3. Name the primary germ layer the cells lining tube F are derived from

4. At this stage, tube F opens into the

5. What view is this?

1. A = neural tube, B = surface ectoderm, C = neural canal, D = paraxial mesoderm, E = notochord

2. primitive pit

3. endoderm

4. yolk sac

5. transverse

1. Label A, B. C, D, E and F

2. What embryonic structure does F open into?

3. What view is this?

1. A = neural fold, B = neural groove, C = ectoderm, D = paraxial mesoderm, E = endoderm, F = vitelline duct

2. yolk sac

3. transverse

1. Label A, B, C, D, E, F, G and H

2. What view is this?

1. A = yolk sac, B = umbilical cord, C = pharyngeal arches, D = heart tube, E = somites, F = limb buds, G = tertiary villi, H = chorionic cavity

2. right lateral

Label A, B, C, D, E, F and G

A = amniotic cavity

B = epiblast

C = hypoblast

D = yolk sac

E = chorionic cavity

F = maternal gland

G = lacunae

1. Label A, B, C, D, E and F

2. What view is this?

1. A = cranial neuropore, B = heart tube, C = somites, D = amnion, E = neural tube, F = caudal neuropore

2. right dorsolateral

1. Label A, B, C, D and E

2. What view is this?

1. A = neural plate ectoderm, B = somites, C = yolk sac, D = connecting stalk, E = ectoderm

2. ventral

1. Label A, B, C, D, E, F, G and H

2. What are the upper and lower layers of G?

3. What are the upper and lower layers of H?

4. What view is this?

1. A = endoderm, B = ectoderm, C = neural groove, D = neural fold, E = paraxial mesoderm, F = intermediate mesoderm, G = somatopleure, H = splanchnopleure

2. upper = ectoderm, lower = lateral plate mesoderm

3. upper = lateral plate mesoderm, lower = endoderm

4. transverse

1. Label A, B, C, D, E and F

2. What view is this?

1. A = ectoderm, B = neural crest cells, C = neural tube, D = neural canal, E = paraxial mesoderm, F = notochord

2. transverse

Label A, B, C, D, E and F

A = somites

B = pharyngeal arches

C = heart tube

D = connecting stalk

E = yolk sac

F = limb buds

Label A, B, C and D

A = tertiary villi

B = chorion

C = yolk sac

D = amnion

Label A, B, C, D, E and F

A = amnion

B = pharyngeal arches

C = chorionic cavity

D = left lower limb bud

E = tertiary villi

F = uterine cavity

LABEL where possible: amniotic cavity, chorionic cavity, yolk sac, ectoderm,
intraembryonic mesoderm, endoderm, extraembryonic mesoderm, connecting stalk, cytotrophoblast, syncytiotrophoblast, lacunae, oropharyngeal membrane, cloacal membrane, allantois, developing heart, foregut, midgut, hindgut.

LABEL where possible: Rathke’s pouch, amniotic cavity, chorionic cavity, yolk sac, ectoderm, intraembryonic mesoderm, endoderm, extraembryonic mesoderm, connecting stalk, cytotrophoblast, syncytiotrophoblast, lacunae, oropharyngeal membrane, cloacal membrane, allantois, developing heart, foregut, midgut, hindgut.

Label the following:

• transverse process

• body (centrum)

• intervertebral disc

• inferior articular process (L2 and L3)

• Lamina

Label the following:

• superior and inferior articular process of L1

• superior vertebral notch of L2

• spinous process

• intervertebral disc

• inferior articular process of L3

Label the following:

• nucleus pulposus

• annulus fibrosus

Label the following:

• spinous process

• lamina

• pedicle

• vertebral arch

• annular apophysis

• vertebral body

• vertebral foramen

• transverse process

• superior articular facet

Label the following:

• spinous process

• lamina

• transverse foramen

• transverse process

• vertebral body

• superior articular facet

• inferior articular process

Label the following:

• spinous process

• lamina

• transverse costal facet

• body

• superior articular facet

• transverse process

• superior costal facet

• inferior costal facet

• inferior articular facet

Label the following;

• ala

• transverse lines

• anterior sacral foramina

• coccyx

• sacral promontory

• superior articular process

• sacral canal

• median sacral crest

• articular surface

• lateral sacral crest

• posterior sacral foramina

• sacral hiatus

• horn

• transverse process

Label the following:

• sternoclavicular joint

• acromioclavicular joint

• clavicle

• scapula

• true ribs

• false ribs

• floating ribs

• sternum

• suprasternal notch

• clavicular notch

• manubrium

• angle

• body

• xiphoid process

• costal cartilages

• costal margin

Label the following:

• head

• neck

• tubercle

• shaft

Label the following:

• head

• neck

• tubercle

• inferior and superior articular facets for vertebral bodies

• articular facet for transverse process

• angke

• costal groove

• shaft

Label the following:

• inferior costal facet of T5

• superior articular facet of rib 6

• superior costal facet of T6

• inferior articular facet of rib 6

Label the following:

• superior articular facet

• superior costal facet of rib 6

• transverse costal facet of rib 6

• tubercle

• neck

• head

• rib 6

1. Which image is more parasagittal?

2. Label A, B, C, D, E, F and G

3. What part of the pituitary gland is i and ii?

1. Image 1

2. A = brain, B = pituitary gland, C = central canal, D = dorsal root ganglia, E = epidermis of the abdomen, F = peritoneal cavities, G = adrenal gland

3. i = anterior, ii = posterior

Label A, B, C, D, E, F, G and H

A = meckel’s cartilage

B = auditory tube

C = notochord

D = cranial ganglion

E = eye

F = optic nerve

G = nasopharynx

H = oropharynx

Label A, B, C, D and E

A = dorsal root

B = dorsal root ganglion

C = esophagus

D = trachea

E = clavicle

Label A, B, C, D, E and F

A = lens

B = brain

C = ventricles

D = ribs

E = peritoneal cavities

F = diaphragm

Label A, B, C, D, E, F and G

A = central canal

B = right adrenal gland

C = diaphragm

D = liver

E = epaxial muscles

F = hypaxial muscles

G = stomach

Label A, B, C, D, E, F, G and H

A = spinal cord

B = dorsal root ganglion

C = right lung

D = sympathetic trunk

E = mixed spinal nerves

F = ventricle

G = duodenum

H = pancreas

Label A, B, C, D, E, F and G

A = nerve ganglion

B = cranial nerves

C = meckel’s cartilage

D = mandible

E = clavicle

F = oral cavity

G = ribs

Label A, B, C, D, E, F and G

A = kidney

B = adrenal gland

C = stomach

D = liver

E = duodenum

F = pancreas

G = umbilical artery