Comparing Nasal Cavities in Different Species
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Questions and Answers

Which laryngeal cartilage resembles a leaf with a small stalk and a large blade?

  • Median epiglottic cartilage (correct)
  • Thyroid cartilage
  • Paired Arytenoid cartilages
  • Cricoid cartilage

In which species is the epiglottis described as more rounded?

  • Horse
  • Dog
  • Carnivores
  • Pig (correct)

Which laryngeal cartilage is the largest, single, and open dorsally?

  • Median epiglottic cartilage
  • Cricoid cartilage
  • Paired Arytenoid cartilages
  • Thyroid cartilage (correct)

What does the caudal process of the thyroid cartilage articulate with?

<p>Cricoid cartilage (C)</p> Signup and view all the answers

In which species is the rostral process of the thyroid cartilage separated from the plate by a notch?

<p>Horse (D)</p> Signup and view all the answers

What is found in the floor covered by soft tissue in horses regarding the thyroid cartilage?

<p>Caudal notch (D)</p> Signup and view all the answers

Where does the septum meet the hard palate in horses?

<p>Along the whole length (D)</p> Signup and view all the answers

What is found in the rostral part of the nasal cavity?

<p>Vestibule (C)</p> Signup and view all the answers

Where are the meatuses found in the nasal cavity?

<p>Between the nasal conchae (D)</p> Signup and view all the answers

Where is the nasal puncta of the nasolacrimal duct located in horses?

<p>On the ventral floor of the vestibule (D)</p> Signup and view all the answers

How do other species differ from horses in terms of septum and hard palate meeting?

<p>Each nasal cavity communicates with a shared opening (B)</p> Signup and view all the answers

What is characteristic of the ethmoturbinate in the nasal cavity?

<p>Delicate bony scrolls covered by mucous membrane (B)</p> Signup and view all the answers

Which stomach compartment is larger than the reticulum in ox?

<p>Omasum (B)</p> Signup and view all the answers

What covers the thin muscular sheet called omasal laminae?

<p>Short papillae (A)</p> Signup and view all the answers

What is the lining of the abomasum primarily made up of?

<p>Gastric glands (B)</p> Signup and view all the answers

Which stomach compartment can be divided into fundus, body, and pylorus?

<p>Abomasum (C)</p> Signup and view all the answers

What is present between the omasal laminae?

<p>Interlaminar recesses (C)</p> Signup and view all the answers

In which stomach compartment is the pyloric sphincter not very well developed in ruminants?

<p>Abomasum (C)</p> Signup and view all the answers

Which part of the horse's colon is marked by 2 bands?

<p>Transverse colon (A)</p> Signup and view all the answers

What are the inflections of the rumen walls called that divide the rumen into several portions?

<p>Pillars of rumen (D)</p> Signup and view all the answers

How many bands are present in the right dorsal colon of the horse?

<p>3 (D)</p> Signup and view all the answers

Which part of the horse's colon is referred to as ampulla coli due to being the shortest and widest?

<p>Right dorsal colon (D)</p> Signup and view all the answers

What is the main function of the ruminal papillae in the non-glandular mucosa of the rumen?

<p>To increase surface area for absorption (A)</p> Signup and view all the answers

Which compartment of the ruminal stomach is located between the diaphragm and the rumen?

<p>Reticulum (B)</p> Signup and view all the answers

In the horse's colon, which part has a spiral arrangement and is the longest?

<p>Ascending colon (C)</p> Signup and view all the answers

How many bands are present in the descending colon of the horse?

<p>2 (C)</p> Signup and view all the answers

What is the function of the reticulo-omasal opening?

<p>Allows passage from reticulum to omasum (A)</p> Signup and view all the answers

What is the shape of the omasum organ located in relation to the median plane?

<p>Round (A)</p> Signup and view all the answers

Which part of the horse's colon suspends by a long mesentery with higher fat content compared to the jejunum?

<p>Descending colon (C)</p> Signup and view all the answers

What forms permanent crest in the non-glandular mucosa of the reticulum?

<p>Ridges (C)</p> Signup and view all the answers

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