imp

Question 1

anterior division of retromandibular and facial v combine to make

Answer 1

common facial v

Question 2

Recall that the glossopharyngeal nerve (CN IX), vagus nerve (CN X), and accessory nerve (CN XI) exit the jugular foramen along with the

Answer 2

internal jugular vein.

Question 3

Note the emissary veins, which drain the scalp into the___________ Because of this, infections of the scalp can lead to meningitis.

Answer 3

lateral venous lacunae.

Question 4

middle meningeal artery is a major meningeal artery, and passes through the —–

Answer 4

foramen spinosum.

Question 5

What three muscles depress the torus tubarius and open the eustachian tube?

Answer 5

Superior pharyngeal constrictor m
Tensor veli palatini m
Levator veli palatini m

Question 6

cleft lip is made how?

Answer 6

maxillary prominence not fusing with median nasal prominence

Question 7

cleft palate is made how?

Answer 7

lateral palatine process not fusing with

1. nasal septum
2. medial palatine process

Question 8

nasal septum is a what?

Answer 8

down growth of the merged medial nasal prominences

Question 9

what is the first indication of tongue development

Answer 9

median lingual swelling at the 1st week

Question 10

what are tongue buds made from?

Answer 10

proliferation of mesenchyme from ventromedial parts of PA1

Question 11

1. A cleft involving the upper lip and primary hard palate is produced between which of the following processes?

A. Mandibular and maxillary processes
B. Medial nasal and maxillary processes
C. Lateral nasal and maxillary processes
D. Right and left maxillary processes

Answer 11

B. Medial nasal and maxillary processes

Question 12

3. The epithelium covering the posterior 1/3 of the tongue is derived from the:
A. ectoderm
B. mesoderm
C. endoderm
D. neural crest
E. both neural crest and ectoderm

Answer 12

ENDODERM

Question 13

As the MNPs (medial nasal prominences) merge
→ form intermaxillary segment
•
will form what?

Answer 13

Forms philtrum of upper lip**
• Premaxillary part of maxilla
• Primary palate

Question 14

hypobranchial eminences is derived from what

Answer 14

3rd and 4th arch

Which of the following structures is derived from dental lamina?

Question 15

Which of the following structures is derived from dental lamina?

A. Dental sac
B. Dental papilla
C. Enamel organ
D. Odontoblasts
E. Periodontal ligament

Answer 15

C

Question 16

dental papilla makes what

Answer 16

internal part of each tooth (mesenchyme)→ forms dentin & pulp

Question 17

Dental follicle/sac: makes what

Answer 17

mesenchyme surrounding dental papilla & enamel organ → forms the PDL &
cementum