Thyroid Quiz
D
All of the following structures form neighboring structures for the thyroid gland EXCEPT: A) Longus colli muscle B) Strap muscles C) Sternocleidomastoid muscle D) Parotid muscle
C
Benign congenital cysts located superior to the thyroid gland near the hyoid bone are referred to as: A) Follicular adenomas B) Parathyroid adenomas C) Thyroglossal duct cysts D) Brachial cleft cysts
B
In the presence of Hashimoto's thyroiditis, the thyroid produces A) too much calcium B) too few thyroid hormones C) too many thyroid hormones D) too much iodine
Calcium
Parathyroid glands control the release and absorption of which nutrient?
A
Sonographically, the normal thyroid gland may be described as having all of the following characteristics EXCEPT: A) diffusely heterogeneous B) having a thin, hyperechoic line representing the thyroid capsule C) fine homogeneous echo texture D) slightly more echogenic than surrounding muscle
D
The approximate dimensions of the thyroid gland are: A) 4 cm length, 5 cm width, 2 cm depth B) 3 cm length, 5 cm width, 2 cm depth C) 6 cm length, 3 cm width, 3 cm depth D) 5 cm length, 2 cm width, 2 cm depth
C
The lobes of the thyroid are connected by: A) parathyroid tissue B) pyramidal tissue C) isthmus D) island tissue
B
The most common cause of hyperparathyroidism is: A) parathyroid cyst B) parathyroid adenoma C) parathyroid hemorrhagic cyst D) thyroid adenoma
Goiter
The most common thyroid abnormality is:
C
The most common thyroid malignancy is A) follicular carcinoma B) anaplastic carcinoma C) papillary carcinoma D) medullary carcinoma
posterior, medial
The parathyroid glands lie between the ______ borders of the _____ lobes of the thyroid gland.
D
The pyramid lobe of the thyroid gland extends from the ________. A) inferior left lobe B) superior right lobe C) inferior right lobe D) superior isthmus
2
The thyroid gland consists of _____lobes.
Iodine
The thyroid gland utilizes which of the following to produce its hormones?
A
The thyroid is an endocrine gland that regulates metabolic function through the production of all of the following hormones EXCEPT: A) Thyroliberin B) Thyroxine C) Triiodothyronine D) Thyrocalcitonin
4
Usually _______ parathyroid glands exist.
Grave's disease
What is the most common cause of hyperthyroidism?
C
What structure may be confused for a thyroid or parathyroid mass because of its relationship to the trachea and the posterior aspect of the left thyroid gland? A) internal jugular vein B) common carotid artery C) esophagus D) Sternohyoid
B
Which abnormality is associated with the sonographic findings of a thyroid inferno? A) Cervical lymphadenopathy B) Graves' disease C) Hashimoto's thyroiditis D) Hyperparathyroidism
D
Which muscles are located posterior to each thyroid lobe? A) Omohyoid B) Sternohyoid C) Sternocleidomastoid D) Longus colli
D
Which of the following correctly describes the placement of structures in the neck from medial to lateral? A) left lobe of thyroid, internal jugular vein, common carotid artery B) right lobe of thyroid, internal carotid artery, internal jugular vein C) internal carotid artery, right lobe of thyroid, internal jugular vein D) left lobe of thyroid, common carotid artery, internal jugular vein
B
Which of the following malignant thyroid diseases is the most lethal? A) follicular carcinoma B) anaplastic carcinoma C) medullary carcinoma D) papillary carcinoma
B
Which vascular structure is located closest to the thyroid lobes? A) external carotid vein B) common carotid artery C) internal jugular vein D) external carotid artery
B
A 35 year old woman with a palpable neck mass presents for a thyroid sonogram. Two solid, echogenic masses, each surrounded by a halo of hypoechoic tissue, are seen in the thyroid gland. The most likely diagnosis is: A) Thyroid cancer B) Thyroid adenomas C) Hashimoto's thyroiditis D) Graves' disease
10 mm
A normal lymph node will not measure greater than: