Name: Score:
154 Multiple choice questions
Definition 1 of 154
Select the letter that corresponds to the statement:
____ - circumflex branch
A, C
E
A
C
Definition 2 of 154
the volume of the thorax increases when the -
vertical diameter is increased
transverse diameter is increased
anteroposterior diameter is increased
diaphragm contracts and descends
all of the above
,Definition 3 of 154
each of the following statements about the intercostal spaces is correct EXCEPT:
each space contains 3 muscles
they are deeper posteriorly than anteriorly
they are deeper between the superior than the inferior ribs
they become wider during inspiration
each space contains a neurovascular bundle
Definition 4 of 154
Each of the following statements about the sternum is correct EXCEPT:
the manubrium and body of the sternum lie in slightly different planes
the superior surface of the manubrium is indented by a sternal notch
the body of the sternum is usually significantly shorter in females than in males
by the age of 25 years, al the sternebrae have fused to form the body of the sternum
the opening in the body of the sternum, called the sternal foramen, is of no clinical
significance
Definition 5 of 154
MACA: The internal thoracic artery -
arises from the 1st part of the subclavian artery
descends into the thorax posterior to the clavicle
passes inferiorly posterior to the superior 6 costal cartilages
ends by dividing into the superior epigastric and musculophrenic arteries
,Definition 6 of 154
MACA: the costal pleural reflection passes obliquely across the -
8th rib in the midclavicular line
10th rib in the midaxillary line
12th rib at its neck or inferior to it
body of the 1st lumbar vertebrae
Definition 7 of 154
MACA: branches of the arch of the aorta include the -
brachiocephalic trunk
left common cartoid artery
left subclavian artery
left vertebral artery
Definition 8 of 154
each of he following statements about the impulse-conducting system of the ehaet is correct
EXCEPT:
it gives the heaet its automatic rhythmic beat
the SA node initiates the impulse for contraction
it consists of specialized cardiac muscle fibers
the SA node was absorbed into the right atrium with the sinus venosus during embryonic
development
the AV node lies in the posterioinferior part of the interventricular septum
, Definition 9 of 154
MACA: Typical thoracic vertebrae have costal facets on their
transverse processes
pedicles
bodies
articular processes
Definition 10 of 154
during quiet respiration the -
. diaphragm contracts
. vertical diameter of the thorax increases
> 1st and 2nd pairs of ribs remain fixed
. 3rd and 4th pairs of ribs are moved superiorly
. all of the above
Definition 11 of 154
MACA: Correct statements about the pleural cavities include -
they are almost completely filled by the lungs
they consist of 2 large communicating spaces
they contain a capillary layer of pleural fluid
they occupy the medial parts of the thoracic cavity
154 Multiple choice questions
Definition 1 of 154
Select the letter that corresponds to the statement:
____ - circumflex branch
A, C
E
A
C
Definition 2 of 154
the volume of the thorax increases when the -
vertical diameter is increased
transverse diameter is increased
anteroposterior diameter is increased
diaphragm contracts and descends
all of the above
,Definition 3 of 154
each of the following statements about the intercostal spaces is correct EXCEPT:
each space contains 3 muscles
they are deeper posteriorly than anteriorly
they are deeper between the superior than the inferior ribs
they become wider during inspiration
each space contains a neurovascular bundle
Definition 4 of 154
Each of the following statements about the sternum is correct EXCEPT:
the manubrium and body of the sternum lie in slightly different planes
the superior surface of the manubrium is indented by a sternal notch
the body of the sternum is usually significantly shorter in females than in males
by the age of 25 years, al the sternebrae have fused to form the body of the sternum
the opening in the body of the sternum, called the sternal foramen, is of no clinical
significance
Definition 5 of 154
MACA: The internal thoracic artery -
arises from the 1st part of the subclavian artery
descends into the thorax posterior to the clavicle
passes inferiorly posterior to the superior 6 costal cartilages
ends by dividing into the superior epigastric and musculophrenic arteries
,Definition 6 of 154
MACA: the costal pleural reflection passes obliquely across the -
8th rib in the midclavicular line
10th rib in the midaxillary line
12th rib at its neck or inferior to it
body of the 1st lumbar vertebrae
Definition 7 of 154
MACA: branches of the arch of the aorta include the -
brachiocephalic trunk
left common cartoid artery
left subclavian artery
left vertebral artery
Definition 8 of 154
each of he following statements about the impulse-conducting system of the ehaet is correct
EXCEPT:
it gives the heaet its automatic rhythmic beat
the SA node initiates the impulse for contraction
it consists of specialized cardiac muscle fibers
the SA node was absorbed into the right atrium with the sinus venosus during embryonic
development
the AV node lies in the posterioinferior part of the interventricular septum
, Definition 9 of 154
MACA: Typical thoracic vertebrae have costal facets on their
transverse processes
pedicles
bodies
articular processes
Definition 10 of 154
during quiet respiration the -
. diaphragm contracts
. vertical diameter of the thorax increases
> 1st and 2nd pairs of ribs remain fixed
. 3rd and 4th pairs of ribs are moved superiorly
. all of the above
Definition 11 of 154
MACA: Correct statements about the pleural cavities include -
they are almost completely filled by the lungs
they consist of 2 large communicating spaces
they contain a capillary layer of pleural fluid
they occupy the medial parts of the thoracic cavity
