Shaky Flashcards
1
Q
- What processes develop from the first arch?
A
Mandibular and maxillary processes
2
Q
- Cleft lip is the failure of what 2 processes joining together?
A
Nasomedial and maxillary processes
3
Q
- What structure is derived from the 3rd pouch?
A
Thymus
4
Q
- The cranial nerves that supply motor innervation to the muscles that move the eyeball all enter the orbit through a foramen that is between the
A
Greater and lesser wings of sphenoid bone
5
Q
- The jugular foramen transmits all the following structures EXCEPT one. Which one is the EXCEPTION?
A
Middle meningeal artery
6
Q
- During a boxing match a boxer was struck on the lateral side of the skull, immediately he fell unconscious for several seconds. He was asymptomatic for the first 24 hours then he developed symptoms of elevated intracranial pressure (headache, nausea, and vomiting). Which of the following arteries is most likely involved?
A
Middle meningeal artery
7
Q
- All of the following infrahyoid muscles are innervated by the ansa cervicalis EXCEPT one. Which one is the EXCEPTION?
A
Thyrohyoid
8
Q
- After depositing enough lidocaine 2% to anesthetize the nerve entering the mandibular foramen, a dental student removes the needle to approximately half the depth of the initial target, whereupon another bolus of anesthetic is deposited. What nerve is most likely anesthetized by the second bolus?
A
Lingual nerve
9
Q
- Preganglionic parasympathetic axons are associated with all of the following cranial nerves EXCEPT one. Which one is the EXCEPTION?
A
Trigeminal nerve
10
Q
- What is the major arterial origin supplying the mandibular anterior teeth?
A
Maxillary artery
11
Q
- Dental student performs an inferior alveolar nerve block and thinks it works. However, the patient complains they can’t move their face on the same side of the injection. What structure did the student really hit?
A
I put medial pterygoid, other choices were parotid gland, submandibular gland,
and lateral pterygoid muscle
