Lecture 35: Ruminant Thoracic Viscera (Exam 3) Flashcards by Shelby Rainbolt

Q

What is the difference in artiodactylia & perissodactylia

A

Perissodactylia are odd-toed when artiodactylia are even toed

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Q

How may ribs do bovine & caprine have

A

13 sets

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Q

Label the following

A

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Q

What is a difference in ruminant lungs

A

Tracheal brochus
Goes to the right cranial lobe & is a major pathway for air

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Q

Label the following

A

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Q

What lymph nodes should we know

A

Hilus LN
Mediastinum LN

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Q

Label the following:

A

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Q

Label the following

A

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Q

Label the following

A

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Q

Label the following

A

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Q

Where is the right ventricle always facing

A

Cranially

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Q

Which ventricle is thicker & why

A

The left
B/c it is pushing blood systemically while the right side is going to the lungs

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Q

Which is auricular view & which is atrial view

A

A: auricular view
B: Atrial view

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Q

Describe the flow of blood from the vena cava to the pulmonary a.

A

Vena Cava -> R atrium -> R ventricle - Pulmonary trunk -> pulmonary artery

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Q

What is the flow of blood from pulmonary veins to the aorta

A

Pulmonary veins -> L atrium -> Left ventricle -> Aorta

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Q

What blood does the pulmonary artery carry

A

Deoxygenated blood

Q

What blood does the pulmonary veins carry

A

Oxygenated blood

Q

What is the conus arteriosus

A

Pulmonary outflow tract

Q

Label the following auricular view

A

Q

What is the ligamentum arteriosum

A

When the animal is still a fetus they have a patent arteriosus
When they are born the arteriosus shrinks & becomes the ligament

Q

T/F: There are 2 azygous veins in ruminants

A

True

Q

Label the following atrial view

A

Right ventricle
Left ventricle

Q

Label the following

A

Q

Label the following

A

Q

What is the function of the trabecula septamarginalis

A

Carries cardiac conduction nerve fibers from interventricular septum to the ventricular marginal wall
Thicker than found in equine species

Q

What is the arrow pointing to

A

Q

Label the following

A

Q

Label the following atrial view

A

Q

Label the following

A

Q

Which Valve is the only bicuspid valve

A

Left AV valve

Q

Label the following

A

Q

What is the right ostium aorte

A

Bone remnant found in the heart of bovine

Q

Label the following

A

Q

Label the following

A

Q

Is the thymus & spleen part of the LN system

A

Yes

Q

Label the following LN

A