Chapter 9 rev. Flashcards
How many pairs of ribs are typically referred to as false ribs?
A. 2
B. 5
C. 7
D. 12
B. 5
The ligament connecting the bony portion of a rib to the costal cartilage is known as the
A. costosternal
B. costochondral
C. costoclavicular
D. costothoracic
B. costochondral
Quiet expiration requires action by which of the following muscles?
A. none
B. diaphragm
C. intercostals
D. scaleni
A. None
The membrane lining the walls of the pleural cavity is the
A. Parietal pleural membrane
B. viseral membrane
C. alveolar membrane
D. bronchial membrane
A. Parietal pleural membrane
Which of the following structures contain the valves of the heart?
A. Atrioventricular septum
B. interatrial septum
C. mitralatrial septum
D. interventricular septum
D. interventricular septum
The heart is surrounded by a membrane known as the
A. epicardium
B. pericardium
C. endocardium
D. myocardium
A. epicardium
The bronchial and pulmonary arteries and veins enter and leave the lungs through an area of the heart known as the
A. apex
B. base
C. cardiac notch
D. hilum
B. Base
The tricuspid valve is located between the
A. right atrium and left ventricle
B. left atrium and right ventricle
C. left atrium and left ventricle
D. right atrium and right ventricle
D. right atrium and right ventricle
Failure of a heart valve to fully open can result in a condition known as
A. regurgitation
B. myocardial infarction
C. stenosis
D. mitral valve prolapse
C. stenosis
Because of the large amount of force needed to move blood throughout the entire circulatory system, the myocardiam of the which of the following heart chambers is thicker than myocardium of the other chambers?
A. left atrium
B. left ventricle
C. right atrium
D right ventricle
B. left ventricle
The thorax consists of thoracic vertebrae, ribs, costal, cartilage, and the _______.
sternum
The superior portion of the sternum is known as the ______.
manubrium
The chief muscle of respiration is known as the _______.
diaphragm
The right lung has ______ lobes.
three
The right lung is shorter than the left lung because the _______ lies under the diaphragm.
liver