MIDTERM REVISION MCQs (pituitary, thyroid & parathyroid glands)

PITUITARY GLAND Anatomy433@gmail.com

Anterior cranial fossa. Middle cranial fossa. Posterior cranial fossa. Which one of the following cranial fossa is the site of pituitary gland?? Anterior cranial fossa. Middle cranial fossa. Posterior cranial fossa. Anatomy team anatomy433@gmail.com

pituitary gland lies in the hypophyseal fossa of which one of the following bones of skull ?? frontal bone.                                 temporal bone.                                 sphenoid bone.                                   ethmoid bone Anatomy team anatomy433@gmail.com It is well protected in sella turcica (hypophyseal fossa) of body of sphenoid

which one of the following structures is posterior to the pitutary gland?? optic chiasma mammillary bodies  diaphragma sellae cavernous sinuses (anterior) (posterior) (superior) (lateral) Anatomy team anatomy433@gmail.com

which one of the following meninges represent  the diaphragma sellae that cover the pitutary gland (superior relation )?? pia matter arachnoid matter dura matter Anatomy team anatomy433@gmail.com 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

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 Anatomy team anatomy433@gmail.com

IMPORTANT RELATIONS OF THE PITUTARY GLAND ANTERIOR : optic chiasma POSTERIOR : mamillary bodies  SUPERIOR: Diaphragma sellae INFERIOR: Sphenoidal air sinuses LATERAL: Cavernous sinuses Anatomy team anatomy433@gmail.com

A. anterior lobe (Adenohypophysis) B. posterior lobe (Neurohypophysis) which one of the following lobes of pitutary gland connect to HYPOTHALAMUS through hypothalamo-hypophyseal tract?? A. anterior lobe (Adenohypophysis) B. posterior lobe (Neurohypophysis) Anatomy team anatomy433@gmail.com

A. common carotid artery B. external carotid artery 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 Anatomy team anatomy433@gmail.com In the cavernous sinuses (near the pituitary gland)

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). Anatomy team anatomy433@gmail.com

Which one of the following venous sinuses drains hypophyseal veins? A.Superior sagittal B.Cavernous C.Transverse D.Sigmoid Anatomy team anatomy433@gmail.com

THYROID & PARATHYROID GLANDS .. Embryology433@gmail.com Anatomy433@gmail.com

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 Anatomy team anatomy433@gmail.com

the oblique line of the thyroid cartilage Each lobe is pear shape apex the oblique line of the thyroid cartilage Anatomy team anatomy433@gmail.com isthmus in front of the 2nd 3rd & 4th rings of the trachea base at the 4th or 5th tracheal ring.

Thyroid gland surrounded by 2 membranes. It’s capsule and ..?? Investing layer. Pretracheal layer. Prevertebral layer carotid sheath Anatomy team anatomy433@gmail.com

levator glandulae thyroideae. Sternohyoid Coricohyoid Pyramidal lobe is connected to hyoid bone by a fibrous or muscular band called?? Thyrohyoid levator glandulae thyroideae. Sternohyoid Coricohyoid Anatomy team anatomy433@gmail.com

Inferior belly of omohyoid. Sternohyoid Coricohyoid Which of the following muscles lies anterolaterally to the thyroid gland?? Inferior belly of omohyoid. Sternohyoid Coricohyoid levator glandulae thyroideae. Anatomy team anatomy433@gmail.com Anterolaterally: (4 S). 1. Sternothyroid. 2. Sternohyoid. 3. Superior belly of omohyoid 4. Sternomastoid.

Which one of the following is posterior to thyroid gland?? A. Sternomastoid B. Recurrent laryngeal nerves C. Trachea D. Common carotid artery Anatomy team anatomy433@gmail.com 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

Which one of the following is medial to thyroid gland?? A. Sternomastoid B. vagus nerve C. Trachea D. Common carotid artery Anatomy team anatomy433@gmail.com Posteromedially (medially): Above: Larynx & pharynx Below: Trachea & esophagus Recurrent laryngeal nerve (between trachea & esophagus). Cricothyroid muscle. External laryngeal nerve.

Inferior thyroid artery branch of ?? A. Internal carotid artery B. External carotid artery  C. Thyrocervial of subclivan artery D. Aortic arch Anatomy team anatomy433@gmail.com

A. External laryngeal B. Recurrent laryngeal. C. Internal laryngeal. 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 Anatomy team anatomy433@gmail.com Superior thyroid artery + External laryngeal nerve Inferior thyroid artery + Recurrent laryngeal nerve

Middle thyroid vein drans into?? A.internal jugular vein B. External jugular vein C. Left brachiocephalic vein D. Right brachiocephalic vein Anatomy team anatomy433@gmail.com

A. At superior of the posterior border of the gland. 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. Anatomy team anatomy433@gmail.com 2 superior parathyroid at the middle of the posterior border of the gland. 2 inferior parathyroid at the level of the inferior pole

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 Anatomy and embryology teams embryology433@gmail.com

The thyroid glands reaches its final position in: A) 6th week B) 7th week C) 8th week D) 9th week Anatomy and embryology teams embryology433@gmail.com

There are ....... pharyngeal pouches: A) 4 pharyngeal pouches B) 3 pharyngeal pouches C) 4 pairs of pharyngeal pouches D) 3 pairs of pharyngeal pouches Anatomy and embryology teams embryology433@gmail.com

A) ventral part of 3rd pouch B) ventral part of 4th pouch 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  Anatomy and embryology teams embryology433@gmail.com

Development of parathyroid glands starts in: A) 6th week B) 7th week C) 8th week D) 9th week Anatomy and embryology teams embryology433@gmail.com

GOOD LUCK DONE BY: Anjod Almuhareb Mariam Bawazir Amani Alotaibi REVISED BY: Hassan Almalak anatomy433@gmail.com embryology433@gmail.com @anatomy433