Conceptual Q’s for Head L1

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The air filled paranasal space located within the frontal bone is called the _______

The air filled paranasal space located within the frontal bone is called the frontal sinus.

What are the 3 main bony processes of the mandible?

Jugular process
Condyloid (correct)
Coronoid (correct)
Angular processes (correct)

Which facial ratio is associated with a short mandible ?

Dolichocephalic (correct)
Brachycephalic
Mesocephalic
Nasocephalic

Cats are brachycephalic

True (A) Signup and view all the answers

What are the boundaries of the nasal cavity?

External nares to choanea Signup and view all the answers

What is the laymen’s terms for choanae?

Internal nares Signup and view all the answers

What are the four meatuses in the nasal cavity?

Dorsal, middle, ventral and common nasal meatuses Signup and view all the answers

The compartments of the canine frontal sinus don’t communicate with each other.

False (B) Signup and view all the answers

The maxillary sinus in small animals is well developed

False (B) Signup and view all the answers

What are the Rostral and caudal borders of the oral vestibule?

Rostral border: lips and the Caudal border : teeth/cheek Signup and view all the answers

What attaches the tongue to the oral floor?

Lingual frenulum (B) Signup and view all the answers

What attaches the tongue caudally?

Basihyoid bone Signup and view all the answers

Which tongue papillae are located on the Rostral tongue?

Filiform (A), Fungiform (C) Signup and view all the answers

Which tongue papillae are located on the caudal tongue?

Vallate (C), Conical (D) Signup and view all the answers

The conical papillae are easily identifiable on the caudal part of the tongue due to their pimple like appearance.

False (B) Signup and view all the answers

Which tongue papillae have taste buds?

Vallate (A), Fungiform (C) Signup and view all the answers

What is the origin of the stylohyoid muscle?

The stylohyoid bone Signup and view all the answers

The action of the genioGLOSSUS muscle is to retract the tongue and depresses tongue

False (B) Signup and view all the answers

Where does the styloGLOSSUS muscle originate?

Stylohyoid bone Signup and view all the answers

Which bones do the hyoGLOSSUS muscle originate from? Select all that apply

Thyrohyoid bone (B), Basihyoid bone (C) Signup and view all the answers

The intermandibular articulation is also known as the (…)

Chin (Genio) Signup and view all the answers

The styloglossus and the hyoglossus mm have antagonistic actions

True (A) Signup and view all the answers

Motor innervation to the tongue is by which nerve?

Hypoglossal nerve (C) Signup and view all the answers

What foramen does the hyoglossus nerve exit from the skull?

Hypoglossal canal Signup and view all the answers

In a unilateral hypoglossal nerve lesion, the tongue will deviate away from the affected side.

False (B) Signup and view all the answers

The trigeminal nerve provides what sort of innervation to the tongue ?

Sensory to the Rostral 2/3 via its lingual branch Signup and view all the answers

The _ nerve via the ___ n will provide taste to the Rostral 2/3 of the tongue

The facial nerve via the chorda tympani nerve will provide taste tot he Rostral 2/3 of the tongue Signup and view all the answers

What innervates the caudal 1/3 of the tongue?

Glossopharyngeal nerve (B) Signup and view all the answers

Which salivary glands open in the oral vestibule at the level of upper P4

Parotid Salivary gland (A) Signup and view all the answers

Where does the zygomatic salivary gland empty into?

Oral vestibule at Upper M1 (D) Signup and view all the answers

Which salivary glands open into the sublingual caruncle?

The mandibular and sublingual salivary glands Signup and view all the answers

Which salivary gland is enclosed in a capsule?

Mandibular gland (B) Signup and view all the answers

What is the only unpaired bone in the hyoid apparatus?

Basihyoid (B) Signup and view all the answers

What is the function of the hyoid apparatus?

To support the tongue and larynx Signup and view all the answers

Which hyoid muscles protract the hyoid bones? Select all that apply

Geniohyoideus m (C), Thyrohyoideus (D) Signup and view all the answers

Frontal Sinus

The air-filled space within the frontal bone.

Mandible Processes

The three main bony projections of the mandible: condyloid process, coronoid process, and angular process.