Yr 1 Block 4 Anatomy Final

Paraconal interventricular branch of the left coronary artery and the great

cardiac vein

ID the vessels found at this location.

Left auricle

ID the specific structure pierced by the pin.

Purkinje fibers

What structure of the cardiac conduction system is found within the structure

encircled by the string?

right azygous vein- Cranial vena cava

The pinned vessel is a tributary of which larger vein?

Right atrioventricular ostium

ID the opening between the two chambers of the heart the pipe cleaner is in.

Pericardial cavity

What specific space is found immediately superficial to the first layer pierced by

the pin?

Pericardial Mediastinal Parietal Pleura

What is the first serous layer the pin is passing through? (nothing has been

removed)

Pulmonary trunk to Aorta

This structure shunts fetal blood from which vessel into which vessel?

Left Musculophrenic artery and/or cranial epigastric artery

What is a terminal branch of the vessel encircled by the string?

Left Musculophrenic artery and/or cranial epigastric artery

What is a terminal branch of the vessel encircled by the string?

caudal vena cava, right phrenic nerve, plica vena cava

Name three structures that pass through this space.

pulmonary artery, pulmonary vein, lymphatics, pulmonary plexus, primary

bronchus

Name three structures that pass through the encircled structure

Mediastinal recess of the right pleural cavity

What specific space is this lobe found within?

Left tracheobronchial lymph nodes

What lymph node do efferent vessels from this specific lobe typically drain into

first?

Porcine.

From what domestic animal is this lung from?

Porcine.

From what domestic animal is this lung from?

Secondary bronchus

Upon inspiration, what is the next structure air flows through?

Somatic

Classify the type of innervation carried by this nerve.

Sympathetic trunk

ID the structure encircled by the string

Ovarian vein

ID the vessel lifted by the pin

Ovary and uterine horn

What 2 structures does this ligament connect?

Dorsal Intercornual ligament

ID the pinned structure.

Dorsal Intercornual ligament

ID the pinned structure.

Ovarian bursa, abdominal ostium of the infundibulum, ampulla

For fertilization to occur here, what spaces and structures must a ruptured follicle

traverse to meet ascending sperm?

Myometrium

ID the second layer of the tubular organ pierced by the pin.

Circular folds/Annular rings of the cervix

ID the connective tissue structures present in this region.

Mesovarium

ID the membrane

internal iliac artery

What is the parent of the artery that supplies this region?

internal iliac artery

What is the parent of the artery that supplies this region?

pudendoepigastric trunk and vein, Efferent lymph vessel from mammary

LN, genitofemoral n.

ID two structures that pass through this space.

pudendoepigastric trunk and vein, Efferent lymph vessel from mammary

LN, genitofemoral n.

ID two structures that pass through this space.

Intramammary if present, otherwise mammary/superficial

inguinal/supramammary

What lymph node do efferent vessels from this region typically drain into first?

placental

Is this structure maternal or placental?

Gland and teat sinus of the lactiferous sinus.

What specific spaces exist on either side of this structure?

Tail of the epidydmis

ID the specific region of the organ pierced by the pin.

Internal abdominal oblique muscle

from which muscle is this tissue derived?

Vaginal cavity

ID the space that exists immediately superficial to this layer

Rete testes

ID the drainage structure found here

A) caudal vena cava

B) sinus venosus of the right atrium

A) ID the vessel indicated by the pin

B) Into which space does it open?

myocardium

Id the layer pierced by the pin

A. Ligamentum/ Ductus Arteriosus

B. Foramen Ovale/ Interventricular/ Inter-arterial

A. ID the structure encircled by the string.

B. Name another fetal passageway between chambers of the heart.

A. Right coronary artery

B. Aortic bulb

A. ID the vessel adjacent to the pin.

B. From which part of the aorta does it arise?

A. Paraconal interventricular groove

B. Great cardiac vein

A. Identify the groove indicated by the pin.

B. ID the vein that is found here.

A. Right ventricle

B. Right atrioventricular ostium

C. Pulmonary semilunar valve

A. ID the chamber of the heart pierced by the pin.

B. Through which opening did blood enter this space?

C. Which valve will blood in this chamber pass next?

A. Opening of the coronary sinus

B. Cranial vena cava, caudal vena cava, minimal cardiac veins, vena azygos

A. Identify the opening indicated by the pin.

B. What other vascular structures open into this atrium?

Aortic semilunar valve

ID the valve pierced by the pin.

A. Allantois

B. Zonary

C. Endotheliochorial

A. ID the second placental layer the pin is passing through.

B. Classify the placenta type, based on chorionic attachment, of this animal.

C. What is the classification of placenta present based on the number of layers between

fetal and maternal blood?

A. Visceral peritoneum

B. Endometrium

A. ID the first layer pierced by the pin.

B. ID the last layer pierced before entering the lumen of this organ.

A. Porcine

B. Cervical pulvini

3. A. ID the domestic animal this specimen is from.

B. ID the structure pierced by the pin.

Uterine artery, from the umbilical artery

ID the vessel adjacent to the pin.

A. Clitoral fossa

B. Vaginal vestibule

A. ID the specific space the pin is in.

B. What larger space is this area found?

A. Ovulation fossa

B. Equine

A. ID this specific structure.

B. ID the domestic animal this specimen is from.

A. Small ruminant

B. Presence of a single intercornual ligament

A. From what classification of animal this specimen is from.

B. How can you tell?

A. Uterine branch of the vaginal artery

B. Vaginal artery

A. ID the artery that supplies this region.

B. What is the parent of this vessel?

Suspensory ligament

ID this specific structure.

Opening of the ovarian bursa

ID the opening the pin is passing through.

4) a) Papillary duct/teat canal/streak canal

b) Teat sinus

a) ID the specific passageway indicated by the pin.

b) Which specific passageway will empty into this space.

5) a) Lactiferous sinus

b) Lactiferous ducts

a) ID the specific space indicated by the yellow pins.

b) Which specific passageway will empty into this space.

Lateral lamina of suspensory apparatus

ID the structure pierced by the pin.

External pudendal artery

What is the parent vessel of the pinned vessel?

Superficial inguinal/mammary/supramammary lymph node

ID the structure pierced by the pin.

genitofemoral nerve

Innervation to this region of the organ is provided by which nerve?

a) Testicular bursa

b) Distal mesorchium

a) ID the specific space indicated by the pin.

b) ID the specific membrane pierced by the pin.

11) a) Mediastinum testis

b) Rete testes

11) a) ID the structure pierced by the pin.

b) What passageway exists here?

Proper ligament of the testes

ID the structure pierced by the pin.

a) Skeletal

b) Genitofemoral

a) What type of muscle is pierced by the pin?

b) What nerve innervates it?

Spermatic cord: Testicular artery/vein, testicular nerve, lymphatics, ductus deferens

Name three things encircled by the string.

Aponeurosis of external abdominal oblique, inguinal liga ment

Name one boundary of the opening the pin is passing through first

3) a. Bovine or Porcine

b. Ciliated pseudostratified columnar epithelium with goblet cells

a. Which animals may this endocast have come from?

b. What type of epithelium lines the lumen of this structure?

a. Left tracheobronchial

B. Bronchial

a. Which lymph node is typically found here?

b. What lymphocenter does this lymph node belong to?

5) a. Segmental/tertiary bronchi of the right B. middle lobe

B. Ciliated pseudostratified columnar epithelium with few goblet cells

C. Yes

D. No

5) a. Identify the structure encircled by the string.

B. What type of epithelium lines the lumen of this structure?

C. Is their cartilage found here?

D. Does gas exchange take place in the region encircled by the string?

a. Cardiac notch of the right lung

b. Caudal borders of the cranial lobe and cranial border lobe of the middle lobe right lung.

a. Identify the incisure between the yellow pins.

b. Which border of which portions of the lungs create the incisure from "A"?

a. Primary bronchi

b. pulmonary lymph node

a. Identify the pinned structure.

b. ID the lymph node found lateral to the pin.

a. Equine

b. Not lobulated, less lobation (lacks right middle lobe)

a. What species of animal does this lung belong to?

b. Give 2 reasons to support your answer.

9) a. Caval sulcus

b. Right phrenic nerves

a. ID the groove the blue glove is in

b. Name one nerve structure that passes in this space

9) a. Caval sulcus

b. Right phrenic nerves

a. ID the groove the blue glove is in

b. Name one nerve structure that passes in this space

a. Trachealis

b. smooth

c. internal

10) a. Id the muscle found here

B. Classify it! (smooth, skeletal, cardiac)

C. Where is this muscle positioned relative to tracheal cartilage (external /internal)