Este test está cronometrado.
Tienes 10 minutos para completar 10 preguntas de este test.
1- Regarding the scalp ,all the followings are true EXCEPT :-
a- its wounds bleed profusely
b- its wounds gape if the aponeurosis is cut
c- it has no sebaceous glands
d-its veins is communicates with intracranial venous sinuses
e- it contains a muscle of facial expression
2- in which of the following layer of scalp does infection tend to spread :-
a- skin
b- connective tissue layer
c- aponeurotic layer
d- loose areolar tissue layer
e- periosteal layer
3- the followings is a branch of the superficial temporal artery :-
a- supraorbital
b- transverse facial
c- infraorbital
d- supratrochlear
4- Regarding buccinator muscle . all the following are true EXCEPT :-
a- it arises from both maxilla and mandible
b- it covered by buccopharygeal fascia
c- it compress the cheeks against the teeth
d- It is supplied by the buccal branch of mandibular nerve.
5- lymph from central part of lower lip drains to :-
a- submental lymph node
b- parotid lymph node
c- submandibular lymph node
d- mastoid lymph node
6- Which nerve carries postganglionic parasympathetic fibers to the parotid gland?
a- Auriculotemporal nerve
b- Lesser petrosal nerve
c- Glossopharyngeal nerve
d- Great auricular nerve
e- Marginal mandibular nerve
7- Regarding the parotid duct, the following statements are correct, except:
a) It courses across masseter below transverse facial artery.
b) It opens into vestibule of mouth opposite upper second molar tooth
c) It can be palpated against the contracted masseter muscle.
d) It pierces masseter muscle to reach the vestibule of mouth.
8- One of the following nerves does not share in the cutaneous nerve supply of the scalp behind the auricle:
a) Greater occipital
b) Auriculotemporal
c) Lesser occipital
d) Great auricular
e) Third occipital
9- The scalp is supplied by the following arteries except one:
a) Supratrochlear
b) Facial
c) Supraorbital
d) Superficial temporal
10- Muscles of facial expression include the following, except:
a) Zygomaticus major.
b) Orbicularis oculi.
c) Levator labli superioris.
d) Digastric.