Vascular System
Nervous System
Lymph System
Muscular System
Skeletal System
100

Special valves in venous system that prevent back flow

two way valves

100
  • What are the three branches of Ophthalmic nerve?

Frontal, Nasociliary and lacrimal

100

How many palatine tonsil lymph nodes are there?

2

100
  • What is the action of the digastric muscle?

either elevates the hyoid bone or depresses the mandible.

100
  • What is not considered to be part of the cranium?
  • Sphenoid
  • Lacrimal 
  • Ethmoid
  • Occipital
  • Lacrimal – b/c it’s a facial bone
200

Which side has the brachiocephalic artery?

Right side - the left side has direct branches off of the aorta

200
  • What are the two nerves that form the Zygomatic nerve?

Zygomaticofacial nerve and Zygomaticotemporal nerve

200

What is known as the “switching station” in the lymphatic station?

The Hilus

200
  • True or false the infrahyoid muscles are: omohyoid, sternohyoid, sternothyroid, and thyroid.

True

200

How many paired cranial bones are their and what are their names?  

2, Parietal & Temporal

300

Common carotid artery travels in a sheath and contains?

CC artery, internal jugular vein, and vagus nerve

300
  • Name the two nerves that would numb tooth #10?
  • The nasopalatine and Anterior Superior Alveolar nerve
  • (one will numb the buccal and the other the lingual surface)
300

Which Lymph Node is inferior to the chin, superficial to the mylohyoid muscle and drains lower lip, floor of mouth and mandibular incisors?

Submental lymph nodes

300

What muscle is not a muscle of facial expression?

  • Risorius
  • Platysma
  • Depressor labii inferioris
  • Temporalis

Temporalis

300

Special landmark on the ethmoid bone that supports the olfactory bulb ( sense of smell)

cribiform plate

400

Where is the cavernous sinus located and what is its significance?

Bilaterally at sides of sphenoid bone. Significance is that infection can spread quickly here due to the internal carotid artery, facial nerve III,IV,v1,v2,VI all pass through.

400
  • Clinical Application:

Trigeminal Neuralgia -Tic Douloreux (unilateral electric shock) it comes from a pathological sensory condition of V1 and V3.

False it is V2 and V3

400

Lymph nodes can become abnormal in size/consistency causing inflammation and tenderness relating to disease or cancer. This clinical consideration is called

Lymphadenopathy

400
  • What muscle is used for closing the eyelid, or squinting?

Orbicularis Oris

400

what makes up the superior orbital fissure?

GW sphenoid and LW sphenoid

500

What are the 4 sets of external carotid artery branches? 

Anterior, medial, posterior, and terminal

500
  • Facial nerve innervates the parotid gland.
  • T/F

False it does Not innervate the parotid gland. It passes into the parotid gland and divides it several branches.

500

The lymphatic vessels are an intersecting venous system that have more lymph channels than veins

FALSE, Parallel Venous System

500

Where does the masseter muscle originate from? (Hint: has two heads)

Zygomatic Arch, but from differing locations…


 Superficial head: Zygomatic process of the maxilla and anterior two-thirds

of inferior border of zygomatic arch

 Deep Head: posterior one-third and medial surface of zygomatic arch

500

Name the 8 facial bones

Vomer, Lacrimal, Nasal, Palatine, Inferior Nasal Conchea, Zygomatic, Maxilla and Mandible.

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