Sinuses Topo

Question 1

EQUINE: Which sinus does not communicate with maxillary sinus?

Answer 1

None

Question 2

EQUINE: Which concha connects to frontal sinus?

Answer 2

Dorsal

Question 3

EQUINE: Maxillary sinus divided?

Answer 3

Yes by the septum, into rostral and caudal maxillary sinus, and partly by the infraorbital canal into lat and med sinuses.

Question 4

EQUINE: What communicates with caud maxillary?

Answer 4

Conchofrontal and sphenopalatine

Question 5

RUMINANTS: Which sinus extends into the horns?

Answer 5

Frontal (into recessus cornualis)

Question 6

RUMINANTS: Does the frontal sinus communicate with the maxillary?

Answer 6

No

Question 7

RUMINANTS: Describe the sinus system:

Answer 7

• Separated into ventral and dorsal systems.
• Maxillary does not communicate with frontal!
• Frontal is divided by septum into rostral and caudal frontal sinuses.
• Have lacrimal sinus.
• Don’t have palatine.