🐄 Comparative anatomy - Respiratory and Urinary system

What is the other name for nasal diverticulum?

False nostrils

What surrounds the nares at the base of the beak of birds?

Cere

Which animals has a rounded epiglottis?

Ruminants and pig

What are the components of larynx in avian?

arytenoid, cricoid, and procricoid

Which animal has the least tracheal rings?

Pig

What completes the cartilaginous circles in the trachea of birds?

Annular ligament

Where does the syrinx end?

until the last four tracheal rings

Are the tracheal rings that end up at the Pessulus — complete or incomplete?

incomplete

How many lobes of the lungs do birds have?

Zero

What is the other name of Accessory lobe of the lungs?

Intermediate lobe

what is found in the transverse segments of the sulci costales?

tori intercostales

What are the paired air sacs of the chicken?

cranial thoracic, caudal thoracic, and abdominal air sac

Which animal has a kidney that is divided into cranial, middle, and caudal lobes?

Birds

What do you call the structure of a horse’s kidney that delivers urine to the renal pelvis?

Terminal recess

What part of the kidney in Cattle is absent?

renal crest and renal papilla

Pigs and cattle have renal papillae which are synonymous with what feature of their kidneys?

multilobular feature

What does the renal portal system of birds do?

receives venous blood and distributes it into a second capillary system

why do we avoid the caudal body of the chicken when injecting medicine?

the placement of the renal portal system can induce rapid excretion or absorption as it is directly injected to the kidney

what are the functional units of the kidneys?

nephrons or renal tubules

What type of nephrons in birds that lacks the loop of Henle?

reptilian-type