Thyroid Quiz

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The thyroid gland is

An endocrine gland

The thyroid gland is located on the ____________ side of the trachea

Anterior

Normal parathyroid glands

Are occasionally identified in young children

The best way to image the inferior portion of the thyroid lobes is to

Have the patient swallow

The long axis of the isthmus is situated _____________ and viewed from a _____________________ scanning plan at the midline of the neck

Horizontally; transverse

The thyroid gland is ________________ relative to the strap muscles

Hyperechoic

The thyroid gland is located

In the lower, anterior portion of the neck, anterior to the trachea and inferior to the larynx

The main function of thyroid hormones is to ________________________

Increase metabolism

The size of the thyroid gland is

Influenced by body habitus

The thyroid gland is connected in the middle by the

Isthmus

The thyroid gland has two lateral _____________ connected by the ____________________

Lobes; isthmus

The longus colli muscle is located

Posterior to each thyroid lobe

The parathyroid glands lie between the _____ aspect of the thyroid gland and the __________________

Posterior; longus colli muscle

The long sections of the lobes appear sandwiched between the ______________ anteriorly and ________________ posteriorly

Strap muscles; longus colli muscles

The best patient position to scan the thyroid gland is

Supine; neck mildly hyperextended

The average, normal adult thyroid gland is approximately ____cm long, ______cm anteroposterioly, and ___cm at its greatest width

4-6; 1.3-1.8; 3

The lobes of the thyroid gland are border laterally by the _______________ and _____________________

Common carotid artery; internal jugular vein

The best approach when scanning the thyroid gland is

To use a light touch with the transducer

The normal thyroid gland generally appears as

Uniform echoes, isosonic to liver parenchyma

Each lobe is oriented vertically in the neck; therefore, the long axes are visualized in sagittal scanning planes

Vertically; sagittal


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