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Quizzes > Health & Medicine > Human Anatomy & Medicine

Take the CT Anatomy Quiz and Test Your Skills

Think you can ace this CT scan anatomy quiz? Dive in!

Editorial: Review CompletedCreated By: Srdan BoskovicUpdated Aug 24, 2025
Difficulty: Moderate
2-5mins
Learning OutcomesCheat Sheet
Paper art style CT scan anatomy quiz illustration on sky blue background showing organs, bones, question mark icons

This CT anatomy quiz helps you spot CT scan structures, from axial brain slices to chest and abdomen landmarks, fast. Use it to check gaps before your exam. Want a deeper run? Try the longer CT anatomy quiz when you're done.

On an axial CT at the level of the lateral ventricles, which structure is located midline and contains cerebrospinal fluid?
Choroid plexus of temporal horn
Internal capsule
Falx cerebri
Third ventricle
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The appendix is most commonly found arising from the posteromedial aspect of the cecum inferior to the ileocecal valve on CT.
False
True
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On a contrast-enhanced abdominal CT in the portal venous phase, which vessel typically shows the brightest enhancement?
Hepatic veins
Inferior vena cava
Aorta
Portal vein
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The spleen normally has higher attenuation than the liver on non-contrast CT.
False
True
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Which sinus is located directly posterior to the frontal bone on axial CT?
Frontal sinus
Maxillary sinus
Sphenoid sinus
Ethmoid air cells
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Which structure passes through the diaphragmatic hiatus at approximately T10 on CT?
Thoracic duct
Esophagus
Inferior vena cava
Aorta
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The right renal artery typically courses anterior to the inferior vena cava to reach the right kidney.
True
False
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On an axial head CT, which artery is found within the cavernous sinus?
Internal carotid artery
Anterior cerebral artery
Middle cerebral artery
Basilar artery
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The uncinate process of the pancreas lies posterior to the superior mesenteric vessels on CT.
False
True
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Which structure forms the anterior border of the quadrigeminal cistern on axial CT?
Tectum of the midbrain (superior colliculi)
Cerebellar vermis
Pineal gland
Splenium of the corpus callosum
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Which hepatic segment is adjacent to the inferior vena cava posteriorly?
Segment V
Segment IVb
Segment I (caudate)
Segment II
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Which sinus drains primarily into the osteomeatal complex on coronal CT of the paranasal sinuses?
Sphenoid sinus
Posterior ethmoid air cells
Frontal sinus via frontal recess
Maxillary sinus
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On a pelvic CT, which muscle forms the lateral wall of the pelvis and gives rise to the tendinous arch of levator ani?
Gluteus medius
Piriformis
Iliacus
Obturator internus
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The left gastric vein drains directly into the inferior vena cava on CT.
False
True
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The pineal gland is located anterior to the third ventricle on axial CT.
True
False
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The superior sagittal sinus runs within the attached margin of the tentorium cerebelli.
True
False
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Which segmental bronchus supplies the medial segment of the right middle lobe on CT?
RB2
RB4
RB5
RB6
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The left recurrent laryngeal nerve loops under the left subclavian artery in the superior mediastinum.
False
True
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The superior petrosal sinus drains into the internal jugular vein directly.
False
True
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The left superior intercostal vein drains into the hemiazygos vein on CT.
False
True
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Study Outcomes

  1. Identify Key CT Structures -

    Recognize major anatomical landmarks on axial, coronal, and sagittal CT images for accurate localization.

  2. Differentiate Tissue Densities -

    Distinguish between bone, soft tissue, air, and fluid densities on CT scans to improve diagnostic precision.

  3. Interpret CT Landmarks -

    Analyze cross-sectional images to correlate anatomical features with real-world clinical scenarios.

  4. Apply Knowledge in Practice -

    Use quiz feedback to target areas of weakness and reinforce understanding of CT registry anatomy.

  5. Boost Exam Confidence -

    Track progress through scored questions to build familiarity with CT scan anatomy quiz formats and enhance exam preparedness.

Cheat Sheet

  1. Hounsfield Units and Tissue Contrast -

    Hounsfield Units (HU) quantify radiodensity from air ( - 1000 HU) to compact bone (+1000 HU), which is key in any CT Anatomy Quiz or CT Scan Anatomy Quiz. Knowing that water is set at 0 HU helps you quickly identify fluid collections (around 0 - 20 HU) and soft tissue (20 - 100 HU). A handy mnemonic: "Air Always Negative, Bone Belongs Positive" to cement your HU ranges.

  2. Windowing and Leveling Techniques -

    Adjusting window width (WW) and window level (WL) tailors contrast and brightness, so you can highlight lung parenchyma or the brain in your Practice CT Anatomy Questions. For example, lung windows use WW ≈ 1500 and WL ≈ - 600, whereas bone windows use WW ≈ 2000 and WL ≈ 500. Remember the phrase "Wide Window, Wide View" to remind you that a larger WW equals broader density visualization.

  3. Cross-Sectional Thoracic Anatomy -

    Master axial landmarks by following the "ABCs": Airways (trachea, bronchi), Blood vessels (aorta, pulmonary arteries), and Cardiac silhouette (atria, ventricles) in every slice. Universities like Stanford and Harvard offer annotated atlases that show how to identify these in CT Registry Anatomy Quiz preparations. Practice labeling mediastinal compartments in Learn CT Anatomy Online modules to solidify your spatial orientation.

  4. Vascular Landmark Identification -

    In CT scan anatomy, the ascending aorta appears left of midline and the superior vena cava on the right - vital for troubleshooting ambiguous axial slices. Use the "LAD" trick: Left=Aorta, Right=Venous (vena cava, azygos Duct) to lock in laterality. Peer-reviewed radiology journals emphasize the importance of consistent landmark recognition for rapid, accurate reads.

  5. Bony Anatomy and Orientation -

    Recognizing vertebral body shapes, rib articulations, and posterior elements anchors your orientation in axial, coronal, and sagittal planes. The "Double P" method - Pedicle to Posterior arch line - helps you swiftly identify the spinal level and avoid mislabeling. Dedicated CT Anatomy Quiz platforms often include interactive 3D reconstructions to reinforce these bony reference points.

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