Anatomy Thorax

Anatomical illustration highlighting the thorax, including the heart, lungs, and major blood vessels, in a detailed and educational style.

Anatomy of the Thorax Quiz

Test your knowledge on the anatomy of the thorax with our comprehensive quiz! This quiz covers essential topics related to the thoracic cavity, lungs, heart, and major vessels, challenging you to think critically and recall important facts.

Key Features:

Multiple choice questions
Covers various aspects of thoracic anatomy
Perfect for students, teachers, and anatomy enthusiasts

29 Questions7 MinutesCreated by StudyingHeart101

What is true about the aortic hiatus?

Lies directly in front of the lumbar vertebral column

Is limited by the medial arcuate ligament

Transmits the aorta and the vagus nerve

Transmits the aorta and the left lymph duct = thoracic duct

Transmits the aorta and the pectoral region

What is true about muscles of the pectoral region?

All muscles are innervated by branches of the brachial plexus

all muscles are innervated by branches of the cervical plexus

All muscles of the pectoral region are responsible for respiration

All muscles of the pectoral region originate from lateral wall of thorax

All above are false

What is false about the right lung?

The right lung has 3 lobes

The oblique fissure separates the inferior lobe from the superior lobe and middle lobe

The horizontal fissure separates the superior lobe from the middle lobe

The horizontal fissure follows the 4th intercostal space

All above are true

What is false about the left lung?

The left lung is bigger than the right one

The oblique fissure of the left lung is more oblique than oblique fissure of the right lung

The arch of the left subclavian artery lies over the superior lobe of the left lung

The medial surface of the left lung lies adjacent to the aortic arch

All of the above are true

What is false about the surface (within the thorax) of the heart?

The anterior surface consists the wall of third ventricle

The anterior surface consists of the wall of the right atrium

The diaphragmatic surface consists of the wall of the left ventricle

The anterior surface consists of the wall of the right ventricle

All above are true

What is false about the thoracic aorta?

Gives off the anterior intercostal arteries

Gives off branches to the anterior surface of the pericardial sac

Ends at the lower border of the T10 vertebrae

Begins the lower border of T6 vertebrae

All above are false

What is true about the esophagus?

leaves the thorax by hiatus in the central tendon of the diaphragm

Is crossed by the thoracic duct anteriorly

is crossed by the azygos vein posteriorly

is crossed by the hemiazygos vein anteriorly

All above are false

What is true about the borders of the heart in situ?

Left border is made mostly by the left atrium

right margin is made by the right atrium

Superior border of the heart is formed by the right atrium

The inferior border of the heart is made mostly by the ventricle

All above are false

What is true about the transverse sinus of the pericardial sac?

The transverse sinus is limited anteriorly by the posterior wall of the left atrium

The transverse sinus is limited anteriorly by the anteriorly wall of the left atrium

The transverse sinus is limited posteriorly by the posterior wall of the left atrium

The transverse sinus is limited postieorly by the anterior wall of the left atrium

All above are false

What is true about the coronary sinus?

Is situated on the lateral wall of the left atrium ?

Is situated on the posterior wall of the left atrium

begin at the opening of the posterior interventricular vein

Opens into the right ventricle

All above are false

What is true about the mediastinal surface if the right lung?

Are of the thymus lies under the horizontal fissure

The groove for the brachiocephalic veins lies anteriorly to the tracheal artery

The cardiac impression lies posteriorly to the hilum

The cardiac impression lies superiorly to the hilum

All above are false

What is true about the coronary arteries?

The right coronary artery supplies the anterior part of the interventricular septum

the right coronary artery supplies the posterior part of the interventricular septum

The left coronary artery arises from the anterior (right) aortic sinus

The left coronary artery usually supplies the sinoatrial node (in 60% case)

All above are false

Which pleural recesses are the largest:

Costomediastinal recesses situated between diaphragm and ribs

Costomediastinal recesses situated between ribs and mediastinum

Costodiaphragmatic recesses situated between diaphragm and mediastinum

Costodiaphragmatic recesses situated between ribs and mediastinum

Costodiaphragmatic recesses situated between diaphragm and ribs

Choose correct statement:

Costal pleura is innervated by phrenic nerve

Diaphragmatic pleura is innervated by phrenic nerve

Visceral pleura is innervated by phrenic nerve

Costal pleura is innervated by vagus nerve

Trachea:

Begins at the level of TIV

Bifurcates at the levels of T IV

Is composed of the “O” shape hyaline cartilage

Its carina is present on first cartilage

All above is false

Choose the false statement about lungs:

The right lung has 10 segments

The pulmonary ligament is present at the apex of each lung

Lingula is part of the superior lobe of the left lung

At the right lung there are two fissures

All above is true

The esophageal hiatus in diaphragm:

Lies in sternal part

Lies between two diaphragmatic crura

Lies between medial and lateral arcuate ligaments

Transmits esophagus and phrenic nerve

Transmits esophagus and vagus nerve

The right coronary artery:

Supplies posterior part of interventricular septum

Supplies anterior part of left ventricle

Supplies anterior part of interventricular septum

Is accompanied by the great cardiac vein

All above is false

The crista terminalis:

Is the structure called trabeculare carneae

Is the structure called chorda tendinae

Is the structure located on the septal wall of left atrium

Is the structure located on the lateral wall of right atrium

Is structure called septomarginal trabecula

The ligamentum arteriosum:

Connects the arch of aorta and pulmonary trunk

Connects right and left pulmonary arteries

Connects fibrous pericardium with the sternum

Connects ascending aorta with the pulmonary trunk

Connects the brachiocephalic trunk with the pulmonary trunk

Vagus nerve:

Pass through the posterior mediastinum

Provides sympathetic innervation

Transmits pain sensation

Pass anteriorly to the root of the lungs

All of the above are false

The border between superior and inferior mediastinum is a transverse plane:

From the superior border of manubrium to the intervertebral disc between TI/TII

From the jugular notch to the intervertebral disc between TII/TIII

From the sternal angle to the intervertebral disc between TIV/TV

Between lateral borders of the I rib

From the jugular notch to the body of the TI

Pericardium consist of:

The serous pericardium, which defines the boundaries of the middle mediastinum

The serous pericardium, which attached to the sternum by sternopericardial ligaments

The fibrous pericardium, which consist of parietal and visceral layer

The fibrous pericardium, which apex continuous with the adventitia of the great vessels

The fibrous pericardium, which is named epicardium

Which of the following structures cannot be found in the posterior mediastinum:

Choose the correct statement about pericardial sinuses:

The transverse pericardial sinus is J-shaped, located posterior to the left atrium

The transverse pericardial sinus lies superior to the left atrium

The oblique pericardial sinus is zone of the reflection of serous pericardium surrounding the arteries

The oblique pericardial sinus lies posterior to the ascending aorta and pulmonary trunk

None of the above is correct

Choose the correct order of the cardiac conduction system:

Sinus-atrial node – subendocardial plexus – left & right bundle br. – atrioventricular node

Atrioventricular node - subendocardial plexus - sinus-atrial node - left & right bundle br.

Atrioventricular node - atrioventricular bundle - sinus-atrial node - subendocardial plexus

Sinus-atrial node - atrioventricular node - atrioventricular bundle - left & right bundle br.

Atrioventricular bundle - left & right bundle br. - atrioventricular node - subendocardial plexus

The coronary arteries:

The left coronary artery gives the posterior interventricular branch

The right coronary artery gives the anterior interventricular branch

The right and left coronary arteries originate from the right and the left aortic sinuses

The circumflex branch is the terminal branch of the right coronary artery

Both right and left coronary artery originate from the pulmonary trunk

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