Chest Anatomy

Question 1

Which is more anterior, the trachea or esophagus

Answer 1

Trachea

Question 2

Which is more posterior, trachea or esophagus

Answer 2

Esophagus

Question 3

What structure is responsible to acting as a trapdoor to keep foreign bodies, such as food, from entering the airway?

Answer 3

Epiglottis

Question 4

Why does the trachea consist of 16-20 cartilage rings?

Answer 4

Keep the airway open by preventing the trachea from collapsing during inspiration

Question 5

What is the name of the point at which the trachea splits into the right and left bronchi?

Answer 5

Carina

Question 6

Right lung has how many lobes and fissures?

Answer 6

3 lobes; 2 fissures

Question 7

Left lung has how many lobes and fissures

Answer 7

Two lobes and one fissure

Question 8

The rounded tops of both lungs are known as the?

Answer 8

Apices

Question 9

The lower concave area of each lung that rest on the diaphragm are known as?

Answer 9

Bases

Question 10

The extreme outermost lower corner of each lung, where diaphragm meets the ribs, are known as?

Answer 10

Costophrenic Angles

Question 11

The inferior angle of the scapulae correspond to what thoracic spine level

Answer 11

T7

Question 12

The bony landmark of the thorax used for locating the CR for an AP chest projection is?

Answer 12

T7

Question 13

Name 2 bony landmarks of the thorax that are used for locating the CR for a PA Chest projection

Answer 13

C7 and T1

Question 14

How many pairs of ribs are there in a normal thorax?

Answer 14

12

Question 15

Bony thorax is defined as

Answer 15

Protective framework for the parts of the chest involved with breathing and blood circulation

Question 16

What are the 4 divisions of the respiratory system?

Answer 16

Pharynx, Trachea, Bronchi, Lungs

Question 17

What is the anatomic term for Adam’s Apple

Answer 17

Laryngeal Prominence

Question 18

What is the anatomic term for Voice Box

Answer 18

Larynx

Question 19

What is the anatomic term for Breastbone

Answer 19

Sternum

Question 20

What is the anatomic term for Shoulder Blade

Answer 20

Scapula

Question 21

What is the anatomic term for Collar bone

Answer 21

Clavicle

Question 22

What are the 3 divisions of structure located proximally to the larynx that serves as a common passageway for both food and air

Answer 22

• Nasopharynx
• Oropharynx
• Laryngopharynx

Question 23

What bone is seen in the anterior portion of the neck and is found just below the tongue

Answer 23

Hyoid Bone

Question 24

If a person accidentally inhales a food particle, which bronchus is it more likely to enter and WHY?

Answer 24

Right because it is wider and shorter and more vertical than the left bronchus

Question 25

What is the term for the small air sacs located at the distal ends of the bronchioles in which oxygen and carbon dioxide are exchanged in the blood?

Answer 25

Alveoli

Question 26

A delicate, double walled sac or membrane containing the lungs is called

Answer 26

Pleura

Question 27

The outer layer of this membrane adhering to the inner surface of the chest wall and diaphragm is the

Answer 27

Parietal Pleura

Question 28

The inner layer adhering to surface of the lungs is

Answer 28

Visceral or Pulmonary pleura

Question 29

Potential space between these two layers (Parietal pleura and pulmonary pleura) is called the

Answer 29

Pleural Cavity

Question 30

Air or gas that enters the space is a condition called | Cavity between lungs and chest wall

Answer 30

Pneumothorax

Question 31

Name 3 parts of the lung

Answer 31

Apex Hilum Base

Question 32

Upper,rounded portion above the level of the clavicles

Answer 32

Apex

Question 33

Central area in which bronchi and blood vessels enter the lungs

Answer 33

Hilum

Question 34

Why is the left lung smaller than the right lung and why is the right hemidiaphragm positioned higher than the left hemidiaphragm

Answer 34

The left lung is smaller than the right because of the heart. The right hemidiaphragm is higher than the left because the liver is underneath the right lung

Question 35

Structures that make up the mediastinum (4)

Answer 35

Thymus gland Esophagus Heart and Great vessels Trachea

Question 36

The xiphoid process of the sternum is at the level of

Answer 36

T9-T10 vertebrae

Question 37

The sternal angle is at the level of

Answer 37

T4-T5 vertebrae

Question 38

Anatomical Landmark for Chest positioning is

Answer 38

C7- vertebral prominence | T1 - upper most margin of apex of the lungs

Question 39

Trachea extends from what vertebraes

Answer 39

C6 to T4-T5

Question 40

Accumulation of fluid in pleura cavity (usually blood) creates

Answer 40

Pleural effusion of the hemothorax

Question 41

Inflammation of the pleura surrounding the lungs

Answer 41

Pleurisy

Question 42

Right bronchus sub divides into ____ secondary bronchi, called what Left bronchus sub divides into_____ secondary bronchi

Answer 42

Right bronchus sub divides into 3 secondary bronchi Terminal bronchioles Left bronchus sub divides 2 secondary bronchi

Question 43

Jugular notch is at what vertebrae

Answer 43

T2-T3

Question 44

Mid thorax is what vertebrae

Answer 44

T7

Question 45

What is the superior part of the sternum

Answer 45

Manubrium

Question 46

Medial portion of the thoracic cavity between the lungs is

Answer 46

Mediastinum