NMTCB Anatomy & Physiology for Nuclear Medicine 2

Question 1

During a parathyroid scan with Tc-99m sestamibi, a parathyroid adenoma is most commonly found in which anatomical location?

Accepted Answer

Inferior parathyroid glands (near inferior thyroid poles)

Answer

Superior mediastinum

Answer

Anterior neck above the thyroid

Answer

Lateral pharyngeal wall

Question 2

A gastric emptying study uses a radiolabeled solid meal. Which part of the stomach is primarily responsible for trituration and propulsion of solids toward the pylorus?

Accepted Answer

Antrum

Answer

Fundus

Answer

Cardia

Answer

Body (corpus)

Question 3

In a sentinel lymph node mapping procedure for breast cancer, the primary lymph node basin targeted is located in which anatomical region?

Accepted Answer

Axilla

Answer

Inguinal region

Answer

Supraclavicular fossa

Answer

Parasternal region

Question 4

Which anatomical structure separates the right and left lobes of the liver and is used as a landmark in hepatic imaging?

Accepted Answer

Falciform ligament

Answer

Coronary ligament

Answer

Round ligament

Answer

Triangular ligament

Question 5

In brain perfusion SPECT imaging, which anatomical structure shows characteristically low perfusion in Alzheimer's disease on a Tc-99m HMPAO scan?

Accepted Answer

Temporoparietal cortex

Answer

Occipital cortex

Answer

Primary motor cortex

Answer

Cerebellum

Question 6

During a Meckel's diverticulum scan, ectopic gastric mucosa accumulates Tc-99m pertechnetate. Meckel's diverticulum is located in which bowel segment?

Accepted Answer

Ileum (within 2 feet of ileocecal valve)

Answer

Duodenum (second portion)

Answer

Jejunum

Answer

Cecum

Question 7

Which bony landmark serves as the inferior boundary of the anterior pelvic ring and is frequently identified on pelvic bone scans?

Accepted Answer

Pubic symphysis

Answer

Iliac crest

Answer

Ischial tuberosity

Answer

Acetabulum