Intro to Sonography 4 Quiz 1 (kid and thyroid)

The thyroid is an endocrine gland that regulates metabolic function through the production of all of the following hormones except…

Thyroliberen

The thyroid gland consists of _____ lobes.

2

tbd

tbd

The lobes of the thyroid gland are connected by…

The isthmus

All of the following structures form neighboring sturctures for the thyroid gland except…

tbd

The pyramid lobe of the thyroid gland extends from…

superior isthmus

Which one of the following structures lies medial to the left thyroid lobe?

The Larynx

The thyroid gland develops at the floor of which structure?

Primitive Pharynx

The most common cause of thyroid disorders worldwide is which one of the following?

Iodine Deficiency

The parathyroid glands produce a hormone that affects the: (3 answers)

Kidney, Bones, and Gastrointestinal Tract

The normal parathyroid glands are located on the _________ and the _________ surface of the thyroid gland.

posterior, medial

Usually __ parathyroid glands exist.

4

Which one of the following structures lies posterolateral to the thyroid gland?

Longus Coli Muscle

Hyperfunction of the parathyroid gland with no apparent cause occurs with which of the following?

Primary Hyperplasia of the parathyroid glands

What is the normal measurement of the isthmus?

4-6mm

“Euthyroid” function means:

producing correct amount of thyroid hormone

Muscle(s) anterior to the thyroid are:

sternothyroid, sternohyoid, and sternocleidomastoid

The function of the thyroid include all except:

tbd

What structures will you be imaging when scanning lateral to the jugular veins?

lymph nodes

A condition in which nodular enlargement causes hyperactivity of the thyroid gland and hyperthyroidism is called:

Goiter

Which one of the following sonographic features of a thyroid adenoma is the most common?

Hypoechoic peripheral halo

A solitary thyroid nodule in the presence of ipsilateral lymphadenopathy suspects which one of the following?

Parathyroid Adenoma

A _________ is a palpable anterior midline mass between the hyoid bone and the isthmus of the thyroid gland.

Thyroglossal Ductal Cyst

Increased vascularity with Color Doppler, termed the thyroid inferno, is observed in which Disease?

Graves Disease

The most common cause of thyroid malignancy is _________ ____carcinoma.

Papillary

An abnormal lymph node demonstrates which one of the following?

Round Contour

A cystic formation located in the submandibular region of the neck is typically which one of the following?

Branchial Cleft Cyst