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

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A

Deoxygenated blood

Q

What blood does the pulmonary veins carry

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A

Oxygenated blood

Q

What is the conus arteriosus

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A

Pulmonary outflow tract

Q

Label the following auricular view

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A

Q

What is the ligamentum arteriosum

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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

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A

True

Q

Label the following atrial view

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A

Right ventricle
Left ventricle

Q

Label the following

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A

Q

Label the following

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A

What is the function of the trabecula septamarginalis

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

What is the arrow pointing to

Label the following

Label the following atrial view

Label the following

Which Valve is the only bicuspid valve

Left AV valve

Label the following

What is the right ostium aorte

Bone remnant found in the heart of bovine

Label the following

Label the following

Is the thymus & spleen part of the LN system

Yes

Label the following LN