DVM Trivia 2

Question 1

Which animal has a unique dental formula that includes no upper incisors and instead has a dental pad?

Accepted Answer

Cow

Answer

Cattle (ruminants) lack upper incisors and have a hard dental pad in their place, using a scooping motion to graze.

Question 2

What is the term for the inability of a mare to conceive despite normal estrus cycles?

Accepted Answer

Repeat breeding

Answer

A 'repeat breeder' mare shows normal cycles but fails to conceive after three or more properly timed breeding attempts.

Question 3

Which species is known to have a bicornuate uterus with an extremely long uterine horn relative to its body size?

Accepted Answer

Pig

Answer

Swine have very long uterine horns (up to 1.2 meters each) to accommodate their large litter sizes.

Question 4

What is the primary reservoir host for Francisella tularensis, the causative agent of tularemia?

Accepted Answer

Rabbit

Answer

Rabbits (and hares) are the classic reservoir for Francisella tularensis, and hunters handling wild rabbits are at significant risk.

Question 5

In birds, which organ serves the equivalent function of a mammalian lymph node for B-cell maturation?

Accepted Answer

Bursa of Fabricius

Answer

The bursa of Fabricius is a lymphoid organ unique to birds where B-lymphocytes mature; the 'B' in B-cell is named after it.

DVM - Doctor of Veterinary Medicine Practice Test