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MIDTERM REVISION MCQs
(pituitary, thyroid & parathyroid glands)
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Which one of the following cranial fossa is the site of pituitary gland??
A. Anterior cranial fossa.
B. Middle cranial fossa.
C. Posterior cranial fossa.
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pituitary gland lies in the hypophyseal fossa of which one of the following bones of skull ??
A. frontal bone.
B. temporal bone.
C. sphenoid bone.
D. ethmoid bone
It is well protected in sella turcica (hypophyseal fossa) of body of sphenoid
Anat
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which one of the following structures is posterior to the pitutary gland??
A. optic chiasma
B. mammillary bodies
C. diaphragma sellae
D. cavernous sinuses
(anterior)
(posterior)
(superior)
(lateral)
Anat
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tom
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which one of the following meninges represent the diaphragma sellae that cover the pitutary gland (superior relation )??
A. pia matter
B. arachnoid matter
C. dura matter
Diaphragma sellae : A fold of dura mater covers the pituitary gland & has an opening for passage of infundibulum (pituitary stalk) connecting the gland to hypothalamus
Anat
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which one of the following air sinuses lies inferiorly to the pitutary gland??
A. frontal sinuses
B. sphenoidal sinuses
C. ethmoid sinuses
D. maxillary sinuses
Anat
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IMPORTANT RELATIONS OF THE PITUTARY GLAND
ANTERIOR : optic chiasmaPOSTERIOR : mamillary bodies SUPERIOR: Diaphragma sellaeINFERIOR: Sphenoidal air sinusesLATERAL: Cavernous sinuses
Anat
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which one of the following lobes of pitutary gland connect to HYPOTHALAMUS through hypothalamo-hypophyseal tract??
A. anterior lobe (Adenohypophysis)
B. posterior lobe (Neurohypophysis)
Anat
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Superior & inferior hypophyseal arteries (arterial supply of pitutary gland ) branchs of?
A. common carotid artery
B. external carotid artery
C. internal carotid artery
D. basilar artery
In the cavernous sinuses (near the pituitary gland)
Anat
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infundibulum (pituitary stalk) supply by??
A. inferior hypophyseal artery
B. superior hypophyseal artery
Supplies posterior lobe
supplies infundibulum &form sinusoids into the anterior lobe of pituitary gland (hypophyseal portal system).
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Which one of the following venous sinuses drains hypophyseal veins?
A.Superior sagittal
B.Cavernous
C.Transverse
D.Sigmoid
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Which of the following tracheal cartilage located behind isthmus of thyroid gland:
a. 1st,2nd and 3rd tracheal rings
b. 2nd,3rd and 4th tracheal rings
c. 3rd,4th, and 5th tracheal rings
d. 4th,5th and 6th tracheal rings
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apex
isthmus
base
Each lobe is pear shape
the oblique line of the thyroid cartilage
at the 4th or 5th tracheal ring.
in front of the 2nd 3rd & 4th rings of the trachea
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Thyroid gland surrounded by 2 membranes.It’s capsule and ..??
A.Investing layer.
B.Pretracheal layer.
C.Prevertebral layer
D.carotid sheath
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Pyramidal lobe is connected to hyoid bone by a fibrous or muscular band called??
A.Thyrohyoid
B.levator glandulae thyroideae.
C.Sternohyoid
D.Coricohyoid
Anat
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Which of the following muscles lies anterolaterally to the thyroid gland??
A.Inferior belly of omohyoid.
B.Sternohyoid
C.Coricohyoid
D.levator glandulae thyroideae.
Anterolaterally: (4 S).1. Sternothyroid.2. Sternohyoid.3. Superior belly of omohyoid4. Sternomastoid.
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Which one of the following is posterior to thyroid gland??
A. Sternomastoid
B. Recurrent laryngeal nerves
C. Trachea
D. Common carotid artery
Carotid sheath and it’s content are posterior to the thyroid gland: Common carotid artery below &
internal carotid artery above. Internal jugular vein. Vagus nerve. Deep cervical lymph node
Anat
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Which one of the following is medial to thyroid gland??
A. Sternomastoid
B. vagus nerve
C. Trachea
D. Common carotid artery
Posteromedially (medially): Above:Larynx & pharynx Below:Trachea & esophagus Recurrent laryngeal nerve (between
trachea & esophagus). Cricothyroid muscle. External laryngeal nerve.
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Inferior thyroid artery branch of ??
A. Internal carotid artery
B. External carotid artery
C. Thyrocervial of subclivan artery
D. Aortic arch
Anat
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After thyroidectomy, the patient complained of horsiness of his voice.when the surgeon ligation the superior thyroid artery he damaged the nerve near to it ??Which one of the following nerve is endanger in ligation of the superior thyroid artery?
A. External laryngeal
B. Recurrent laryngeal.
C. Internal laryngeal.
D. Superior laryngeal
Superior thyroid artery + External laryngeal nerve Inferior thyroid artery + Recurrent laryngeal nerve
Anat
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Middle thyroid vein drans into??
A.internal jugular vein
B. External jugular vein
C. Left brachiocephalic vein
D. Right brachiocephalic vein
Anat
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where are the two superior parathyroid gland site in relation to the thyroid gland?
A. At superior of the posterior border of the gland.
B. at the middle of the posterior border of the gland.
C. at the inferior of the posterior border of the gland.
2 superior parathyroid at the middle of the posterior border of the gland.2 inferior parathyroid at the level of the inferior pole
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Most of thyroglossal duct cysts are located in:
A) inferior to hyoid bone
B) Superior to hyoid bone
C) Lateral to hyoid bone
D) Medial to hyoid bone
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The thyroid glands reaches its final position in:
A) 6th week
B) 7th week
C) 8th week
D) 9th week
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There are ....... pharyngeal pouches:
A) 4 pharyngeal pouches
B) 3 pharyngeal pouches
C) 4 pairs of pharyngeal pouches
D) 3 pairs of pharyngeal pouches
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inferior parathyroid bud develop from:
A) ventral part of 3rd pouch
B) ventral part of 4th pouch
C) dorsal part of the 4th pouch
D) Dorsal part of the 3rd pouch
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Development of parathyroid glands starts in:
A) 6th week
B) 7th week
C) 8th week
D) 9th week
GOOD LUCKDONE BY:Anjod AlmuharebMariam BawazirAmani AlotaibiREVISED BY:Hassan Almalak
[email protected]@gmail.com
@anatomy433
