WB self test CHP3

Pharynx

What is the musculomembranous tubular structure located in front of the vertebrae behind the nose, the mouth, and the larynx

Larynx

Which structure of the neck is approximately 4cm (1.5inch) in length and is situated below the root of the tongue and in front of the laryngeal pharynx?

Thyroid cartilage

Which structure forms the laryngeal prominence?

Epiglottis

Which structure prevents leakage into the larynx during swallowing?

Pharynx

What is the most superiorly located structure of the neck?

Carina

What is the name of the last tracheal cartilage that marks the point of bifurcation

Alveoli

Where does the exchange of oxygen and carbon dioxide take place in the lungs?

Apex

The upper rounded portion of the lung is termed the:

Mediastinum

What is the name of the area between the two pleural cavities?

Diaphragm

All of these structures are demonstrated within the mediastinum on a PA chest projection except:

Laryngeal prominence

When performing the AP projection of the soft tissue neck, at what level do you direct the central ray for the upper airway.

Manubrium

When performing the AP projection of the soft tissues neck, at what level do you direct the central ray for the larynx and superior mediastinum?

Slow inspiration

Identify the breathing instructions when performing the AP and lateral projections of the soft tissue neck.

Pulmonary edema

Which pathologic condition of the lung involves the replacement of air with fluid in the lung intersitium and alveoli

To minimize magnification of the heart

Why should chest images be performed with a 183cm (72-inch) SID?

To expand the lungs better

Why should chest images be performed after the patient has suspended respiration after the scored inspiration?

Midsagittal: perpendicular, Midcoronal: parallel

Why should chest images be performed after the patient has suspended respiration after the second inspiration?

Rotate the shoulders forward

For the PA projection of the chest, which positioning maneuver is used to ensure removal of the scapulae from the lung fields.

Demonstration of pneumothorax + Demonstration diaphragm movement

Two PA projections of the chest, one exposed at full suspended inspiration and another at suspended expiration, are used for which?

The asymmetric appearance of the sternoclavicular joints

Which is used to detect rotation of the patient in a PA projection image of the chest?

Lateral projection

For which projection of the chest should the midsagittal plane be parallel with the IR?

Midcoronal: perpendicular, midsagittal: parallel

With reference to the IR, how are the midcoronal plane and the midsagittal plane positioned for the lateral projection of the chest?

Ventral decubitus

Which radiographic position requires the patient to be in the prone position?

Ten posterior ribs should be visible above the diaphragm

Which evaluation criterion is used to evaluate proper lung aeration on a PA projection image of the chest?

The scapulae should be projected outside the lung fields.

Which evaluation criteria is used to evaluate a lateral chest image for rotation?

AP axial projection, lordotic position (Lindblom method)

Which projection of the chest best demonstrates lung apices free from superimposition with the clavicles?

Air of fluid levels

Using a lateral decubitus position for patients who are unable to stand upright best demonstrates which of the following pathologic conditions of the chest?

Midsaggital:perpendicular, midcoronal: parallel

With reference to the IR, how are the midsagittal plane and the midcoronal plane positioned for the AP chest, lateral decubitus position?

Fluid levels in the left side or free air in the right side of the chest

Which pathologic condition of the lungs is best demonstrated with the AP chest, left lateral decubitus position?

Free air in the left side or fluid levels in the right side of the chest

Which pathologic condition of the lungs is best demonstrated with the AP chest, right lateral decubitus position?

Dorsal decubitus

Which radiographic position requires that the patient be placed supine with the IR placed vertically against the patient’s right side and a horizontal central ray directed to the center of the IR?

The ribs posterior to the vertebral should be superimposed

Which evaluation criterion is used to evaluate a lateral chest image for rotation?

The ribs should appear distorted

Which evaluation criterion pertains to the AP axial projection, lordotic position image of the chest?

The clavicles should lie superior to the apices.

Which evaluation criterion pertains to the AP axial projection, lordotic position image of the apices.

Midsternum

When performing the AP axial projection, lordotic position image of the chest, at what level do you direct the central ray?