Comparative Anatomy Exam 3 Questions
And Answers 2026 Update!!!
A tubular passageway that extends from the lips
What is the digestive tract?
of the mouth to the anus or cloacal opening.
What is the buccal cavity? The teeth, tongue, palate, and oral glands.
Mammals have what kind of cells in their Fundic
Chief and Parietal Cells
Glands?
What do the Parietal Cells produce? HCl
What do the Chief Cells produce? Pepsinogen
HCl and Pepsinogen, and everyone except
What are Oxyntopeptic Cells and who has them? mammals has these cells. Mammals split up the
cells into Chief and Parietal cells.
It cleaves pepsinogen (weak proteolytic enzyme)
What is a function of HCl?
into pepsin (strong proteolytic enzyme).
Increase absorptive area and provides a
What does Microvilli do?
beneficial microenvironment to enzymes.
Foregut fermenters use their stomachs and/or
What are foregut fermenters? their esophagus to break down food.
(Kangaroos, Camels, Hoatzin)
Hindgut fermenters use the cecum to break
What are hindgut fermenters? down their food.(Horses, rabbits, pigs, koalas,
many amphibians, reptiles, and birds)
Foregut Fermenters
Ruminants (name the type of fermenter, how
4-chambered stomach
many stomach chambers, and animal examples)
Deer, Giraffes, Cows
Rumen, Reticulum, Omasum, Abomasum (true
What are the 4 parts of a Ruminants stomach?
stomach)
, What is the order in which food goes through a Esophagus —> Rumen—> Reticulum—>
ruminants stomach? Omasum—> Abomasum—> Intestine
And Answers 2026 Update!!!
A tubular passageway that extends from the lips
What is the digestive tract?
of the mouth to the anus or cloacal opening.
What is the buccal cavity? The teeth, tongue, palate, and oral glands.
Mammals have what kind of cells in their Fundic
Chief and Parietal Cells
Glands?
What do the Parietal Cells produce? HCl
What do the Chief Cells produce? Pepsinogen
HCl and Pepsinogen, and everyone except
What are Oxyntopeptic Cells and who has them? mammals has these cells. Mammals split up the
cells into Chief and Parietal cells.
It cleaves pepsinogen (weak proteolytic enzyme)
What is a function of HCl?
into pepsin (strong proteolytic enzyme).
Increase absorptive area and provides a
What does Microvilli do?
beneficial microenvironment to enzymes.
Foregut fermenters use their stomachs and/or
What are foregut fermenters? their esophagus to break down food.
(Kangaroos, Camels, Hoatzin)
Hindgut fermenters use the cecum to break
What are hindgut fermenters? down their food.(Horses, rabbits, pigs, koalas,
many amphibians, reptiles, and birds)
Foregut Fermenters
Ruminants (name the type of fermenter, how
4-chambered stomach
many stomach chambers, and animal examples)
Deer, Giraffes, Cows
Rumen, Reticulum, Omasum, Abomasum (true
What are the 4 parts of a Ruminants stomach?
stomach)
, What is the order in which food goes through a Esophagus —> Rumen—> Reticulum—>
ruminants stomach? Omasum—> Abomasum—> Intestine
