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Parathyroid Glands Flash Cards - Anatomy & Physiology (view source)
Revision as of 11:51, 20 February 2010
, 11:51, 20 February 2010no edit summary
{{toplink
{{toplink
|linkpage =Endocrine System - Anatomy & Physiology
|linkpage =Endocrine System - Anatomy & Physiology
|linktext =Endocrine System
|linktext =Endocrine System
|subtext2=FLASH CARDS
|subtext2=FLASH CARDS
}}
}}
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<FlashCard questions="5">
|q1=Describe the embryological origin of the parathyroid glands.
|a1=
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*The parathyroid glands originate from the endoderm of pharyngeal pouches III and IV. The internal gland from pouch IV, external from pouch III.
*The parathyroid glands originate from the endoderm of pharyngeal pouches III and IV. The internal gland from pouch IV, external from pouch III.
||[[Parathyroid Glands - Anatomy & Physiology|Answer article]]
|l1=Parathyroid Glands - Anatomy & Physiology
|-
|q2=Describe the location of the parathyroid glands.
|a2=
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*The parathyroid glands are multiple(around four) small glands approximately 1-2mm in length are located about the cranial trachea.
*The parathyroid glands are multiple(around four) small glands approximately 1-2mm in length are located about the cranial trachea.
*The two internal glands are embedded within the Thyroid Glands, and the two external glands are outside the thyroid tissue.
*The two internal glands are embedded within the Thyroid Glands, and the two external glands are outside the thyroid tissue.
*In the Horse, there are 'nests' of parathyroid tissue along the neck to the thoracic inlet.
*In the Horse, there are 'nests' of parathyroid tissue along the neck to the thoracic inlet.
||[[Parathyroid Glands - Anatomy & Physiology|Answer article]]
|l2=Parathyroid Glands - Anatomy & Physiology
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|q3=Describe the blood supply and venous drainage of the Parathyroid Glands.
|a3
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*Supply = Cranial Thyroid Artery and Caudal Thyroid Artery
*Supply = Cranial Thyroid Artery and Caudal Thyroid Artery
*Venous Drainage = Superior, Middle and Inferior Thyroid Veins (leading to Internal Jugular Vein).
*Venous Drainage = Superior, Middle and Inferior Thyroid Veins (leading to Internal Jugular Vein).
||[[Parathyroid Glands - Anatomy & Physiology|Answer article]]
|l3=Parathyroid Glands - Anatomy & Physiology
|-
|q4=What are the two cell types of the parathyroid gland, and what is their function?
|a4=
||<font color="white"> <big>
*Chief (Principal) Cells - function = production of Parathyroid Hormone, vital for calcium homeostasis.
*Chief (Principal) Cells - function = production of Parathyroid Hormone, vital for calcium homeostasis.
*Oxyphil Cells - function unclear.
*Oxyphil Cells - function unclear.
||[[Parathyroid Glands - Anatomy & Physiology#Ultrastructure and Histology|Answer article]]
|l4=Parathyroid Glands - Anatomy & Physiology#Ultrastructure and Histology
|-
|q5=Label the following histological section seen below.
|a5=
||<font color="white"> <big>
*A = Thyroid
*A = Thyroid
*B = Cords of Principal Cell
*B = Cords of Principal Cell
*C = Blood Vessels
*C = Blood Vessels
*D = Capsule
*D = Capsule
||[[Parathyroid Glands - Anatomy & Physiology#Histology Gallery|Answer Article]]
|l5=Parathyroid Glands - Anatomy & Physiology#Histology Gallery
</FlashCard>
[[Image:ParathyroidGlandFlashCard1.jpg|350px|©RVC 2008]]