Mini Mid1 (CNS)
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- 1.Duct of parotid gland pierce which one of the following muscles
- A.
Orbicularis oculi
- B.
Sternomastoid muscle
- C.
Buccinator muscle
- D.
Orbicularis oris
- 2.
- A.
It is highly vascular so it is the most dangerouse layer
- B.
It is the second layer of the scalp from outside and the 4th from inside
- C.
Bleeding of this layer may lead to black eye
- D.
Contain occipitofrontalis muscle
- 3.All of the following muscles share in the boundaries or the floor of the posterior triangle except
- A.
Scalenus medius
- B.
Sternothyroid
- C.
Trapizius
- D.
Levator scapulae
- 4.One come with a deep cut in his side of the neck" It's a very dangerous site as it contains all the following except "
- A.
External jugular vein
- B.
Subcalvian blood vessels
- C.
Retromandibular vein
- D.
Occipital artery
- 5.All of the following are correct about facial artery except
- A.
It is a branch of external jugular artery
- B.
Angular artery is one of its branches
- C.
Has tortous course and run obliquely in the face
- D.
Facial artery is lateral to faciel vein
- 6.Diaphragma sellae is pierced by one of the tributaries of cavernous sinuses
- A.
True
- B.
False
- 7.All of the following are not correct about external jugular vein except
- A.
It is the only tributary of subclavin vein
- B.
It descend deep to sternomastoid muscle
- C.
Anterior facial vein is one of its tributaries
- D.
Dangerous site of external jugular vein is about 1cm above the clavical
- 8.All the skin of the face is supplied by trigeminal veinthis statement is
- A.
True
- B.
False
- 9.Each cavernous sinus communicate with all the following except
- A.
Other covernous sinus
- B.
Pharyngeal plexus
- C.
External jugular vein
- D.
Facial vein
- 10.Concerning catecholamines ; the true statement is
- A.
Include substance P
- B.
Ca+ influx stimulates their exocytosis at the synaptic cleft
- C.
Include acetylcholine
- D.
Act as mediators or hormones*
- 11.VMA is
- A.
The enzyme that catalyzes methyl group
- B.
The metabolite product of epinephrine
- C.
The Enzyme that deaminate monoamine
- D.
Non of the above
- 12.All of the following are correct about adrenal medulla except
- A.
It is the only sympathatic organ that is supplied directly by preganglionic fiber
- B.
During stress it increases the secretion of adrenalin and nor adrenalin
- C.
The neurons , supply it secrete acetyl choline in the synaptic cleft
- D.
Non of them
- 13.The centre of somatic reflex arc is ...... And the receptor of the autonomic reflex arc is .....
- A.
Anterior Horn cell , skin
- B.
Lateral horn cell , skin
- C.
Lateral horn cell , viscus
- D.
Anterior horn cell , viscus
- 14.Acetylcholine is secreted in all the following sites (except)
- A.
Autonomic ganglia
- B.
Between postganglionic and GIT Smooth muscles membrane
- C.
MEP
- D.
Between postganglionic and sweat glands membrane
- 15.Orbelli phenomenon occurs due to
- A.
Exophthalmos
- B.
Glycogenolysis
- C.
Erection of piloerector muscle
- D.
Vasoconstriction of skeletal muscles blood vessels
- 16.All the following includes effects of the valgus nerve except
- A.
Motor to GIT smooth muscles
- B.
Secretory to liver
- C.
Myosis
- D.
Inhibition of heart properties
- 17.Sympathetic neurons originate from
- A.
Thoracic (1-12)
- B.
Sacral (2-4)
- C.
Lumbar (1-3)
- D.
A&C
- E.
C&B
- 18.Collateral ganglia is the site of relay for the preganglionic fibers which are always very long
- A.
True
- B.
False
- 19.Sympathatic nervous system affect both male and female sexual organes ; this statement is
- A.
True
- B.
False
- 20.The false one about Parasympathetic functions is
- A.
Defeacation
- B.
Diuresis
- C.
Digestion
- D.
Exophthalmos
- 21.All the following are activities of the sympathetic system except
- A.
Mydrasis
- B.
Vasoconstriction to coronaries
- C.
Inhibitory to smooth muscles of git , bronchi , urinary bladder , gall bladder
- D.
Ejaculation of semen
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