Ch. 2 Chest Part A

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1

The bony thorax consists of the single _____ anteriorly, two _____, two______, twelve pairs of, _______, and twelve _______ posteriorly.

sternum, clavicles, scapulae, ribs, thoracic vertebra vertebrae

2

The 2 important bony landmarks of the thorax that are used for locating the CR on a posteroanterior (PA) and anteroposterior (AP) chest projection are the _____ and ______.

vertebra prominens and jugular notch

3

The 4 divisions of the respiratory system are:

pharynx, trachea, bronchi, and clavicles

4

Correct anatomic term for Adam's Apple

Thyroid cartilage

5

Correct anatomic term for voice box

Larynx

6

Correct anatomic term for breastbone

Sternum

7

Correct anatomic term for shoulder blade

scapula

8

Correct anatomic term for collar bone?

clavicles

9

The three divisions of the structure located proximally to the larynx that serve as a common passageway for both food and air are:

Nasopharynx, Laryngopharynx, and Oropharynx

10

What is the name of the structure that acts as a lid over the larynx to prevent foreign objects such as food particles from entering the respiratory system?

esophagus

11

The trachea is located ______ to the esophagus.

Anteriorly

12

The ____ bone is seen in the anterior portion of the neck and is found just below the tongue or floor of the mouth.

Hyoid

13

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

The right bronchus because it is larger in diameter and more vertical.

14

What is the name of the prominence, or ridge, seen when looking down into the bronchus where it divides into the right and left bronchi?

Carina

15

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?

Alveoli

16

The delicate, double-wailed sac or membrane containing the lungs is called the?

Pleura

17

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

Parietal pleura

18

The inner layer adhering to the surface of the lungs is the ________ or ________.

pulmonary, visceral pleura

19

The potential space between the parietal pleura and pulmonary

pleural cavity

20

Air or gas that enters the pleural cavity results in a condition called?

Pneumothorax

21

Fill in the correct term for the following portions of the lungs.

Lower, concave portion:

Base

22

Fill in the correct term for the following portions of the lungs.

Central area in which bronchi and blood vessels enter the lungs:

Hilum

23

Fill in the correct term for the following portions of the lungs.

Upper, rounded portion above the level of the clavicles:

Apex

24

Fill in the correct term for the following portions of the lungs.

Extreme, outermost lower corner of the lungs:

Costophrenic angle

25

Explain why the right lung is smaller then the left lung and the right hemidiaphragm is positioned higher than the left hemidiaphragm.

Presence of liver on the right

26

The heart is enclosed in a double-walled membrane called the?

Pericardial sac or pericardium

27

The 3 parts of the aorta are the ____, ______. and _____

Ascending, arch, descending