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(1) Banche di Prova > AnaLab PQ: 1st Shift > Flashcards

AnaLab PQ: 1st Shift Flashcards

1
Q

TRUE OR FALSE: The first intercostal nerve is joined to the brachial plexus by the intercostobrachial nerve

A

False

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2
Q

The coronary sinus through which the heart wall blood drains is the continuation of?

A

Great cardiac vein

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3
Q

This valve lies behind the the left half of sternum opposite the 4th costal cartilage.

A

Mitral

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4
Q

Ribs (1)_____ are called true ribs because they (2) _____

A
  1. 1-7
  2. articulate directly with the sternum via individual costal cartilages
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5
Q

What is the function of the coronary arteries?

A

provide blood supply to the heart tissue

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6
Q

It’s origin is the posterior aortic sinus

A

Left coronary artery

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7
Q

The trabeculae carnae are located in the ventricles compared to the musculi pectinati which are concentrated in the?

A

Atria

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8
Q

TRUE OR FALSE: Levatores costarum depresses the ribs

A

False

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9
Q

The Apex of the heart is formed by which ventricle?

A

left ventricle

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10
Q

TRUE OR FALSE: The walls of the left ventricle are about three times thicker than those of the right ventricle.

A

True

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11
Q

TRUE OR FALSE: False ribs consist of ribs 1-7.

A

False

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12
Q

TRUE OR FALSE: Each bronchopulmonary segment has its own lymphatic vessels and autonomic nerve supply.

A

True

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13
Q

List the structures through which electrical impulses pass, from initiation to culmination.

A

Sinoatrial node, atrioventricular node, bundle of His, bundle branches, Purkinje fibers

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14
Q

TRUE OR FALSE: The fibers of the external intercostals are directed downward and forward from the inferior border of the rib above to the superior border of the rib below.

A

True

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15
Q

TRUE OR FALSE: The posterior intercostals arteries of the first six spaces are branches of the internal thoracic artery.

A

False

It is the anterior intercostals.

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16
Q

The anterior intercostal veins drain to the?

A

Internal thoracic vein

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17
Q

TRUE OR FALSE: The typical rib is a flat bone that articulates with a facet on the vertebral body of the same level only. Likewise, it also articulates with the transverse process of the vertebral on the same level through the presence of the tubercle found at the junction of the rib neck and shaft

A. Both statements are true
B. Both statements are false
C. Only the 1st statement is true
D. Only the 2nd statement is true

A

D. Only the 2nd statement is true

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18
Q

What is the vertebral level of the xiphisternal joint

A

T9

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19
Q

Mechanism of breathing wherein there is an increase in the anteroposterior diameter of the trunk after inhalation

A

Pump handle mechanism

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20
Q

Which bone marking distinguishes the thoracic vertebrae from the other types of vertebrae?

A

Costal facets

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21
Q

TRUE OR FALSE: The true ribs are those with direct connections anteriorly with the manubrium and body of the sternum through some of these structures’
costal cartilages. True ribs include those from the 1st to the 8th ribs.

A. Both statements are true
B. Both statements are false
C. Only the 1st statement is true
D. Only the 2nd statement is true

A

C. Only the 1st statement is true

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22
Q

TRUE OR FALSE: The true ribs articulate directly with the sternum via individual costal cartilages, whereas the false ribs attach to the sternum via shared cartilage.

A. Both statements are true
B. Both statements are false
C. Only the 1st statement is true
D. Only the 2nd statement is true

A

A. Both statements are true

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23
Q

Pulmonary ventilation, or breathing, is induced by?

A

Changes in the volume of the lungs and the air pressure within them

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24
Q

TRUE OR FALSE: The diaphragmatic pleura is supplied around the periphery by the phrenic nerve.

A

False

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25
Q

TRUE OR FALSE: The hilum is a depression found on the costal surface of the lung in which bronchi, vessels and nerves enter and leave the lung.

A

False

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26
Q

TRUE OR FALSE: Each lung is suspended free in its own pleura, attached to the mediastinum only by its root.

27
Q

TRUE OR FALSE: The upper two thirds of the trachea is supplied by the bronchial arteries.

28
Q

TRUE OR FALSE: The left main bronchus passes to the left below the arch of the aorta.

29
Q

TRUE OR FALSE: During fetal life, blood passes through the ductus arteriosus from the pulmonary artery to the aorta, bypassing the lungs

30
Q

TRUE OR FALSE: Chest pain originating from the heart as a result of acute myocardial ischemia is referred to the skin areas supplied by the upper four intercostal nerves.

31
Q

(1)______ branch from the ascending aorta to supply the ventricles and atria, and (2)______ drain blood into the right atrium

A
  1. Coronary arteries
  2. Coronary veins
32
Q

TRUE OR FALSE: The coronary sinus is the origin of the right coronary artery.

33
Q

TRUE OR FALSE: The great cardiac vein drains most of the blood from the heart wall.

34
Q

What is the normal heart rate?

A

60-100 beats /min

35
Q

TRUE OR FALSE: The SVC which is formed by the union of the two subclavian veins, drain blood into the right atrium

36
Q

TRUE OR FALSE: The left lung is slightly larger than the right lung.

37
Q

The _____ are suspended free and attached to the mediastinum only by its root

38
Q

TRUE OR FALSE: The AV bundle is the only route through which the cardiac impulse can spread from atria to ventricle.

39
Q

TRUE OR FALSE: The right coronary artery supplies both ventricles.

40
Q

TRUE OR FALSE: The cardiac notch lies in the lower lobe of the left lung.

41
Q

TRUE OR FALSE: There are 12 pairs of levator costa.

42
Q

TRUE OR FALSE: Arrhythmias due to defective conduction is caused by atherosclerosis of the coronaries.

43
Q

The descending part of the aorta passes downward and to the left of this structure in the mediastinum

44
Q

The 12th thoracic nerve lies in the abdomen and runs forward as which nerve?

A

Subcostal nerve

45
Q

TRUE OR FALSE: The trachea begins in the neck at the level of the 5th cervical vertebra

46
Q

TRUE OR FALSE: The abdominal muscles contract and push the abdominal viscera cranially during inhalation

47
Q

TRUE OR FALSE: The posterior border of the lung extends downward from the spinous process of the 7th cervical vertebra to the level of the 8th thoracic vertebra.

48
Q

Coronary veins carry (1)______ blood to the (2)______

A
  1. Deoxygenated
  2. Right atrium
49
Q

The mediastinal pleura is reflected at the hilum of the lung as a cuff around which structure before it becomes continuous with the visceral pleura?

50
Q

TRUE OR FALSE: The left main bronchus is shorter than the right main bronchus.

51
Q

TRUE OR FALSE: Mitral valve is best heard over the apex beat.

52
Q

TRUE OR FALSE: The bronchopulmonary segments are pyramidal in shape, with its apex toward the lung surface.

53
Q

TRUE OR FALSE: The xiphoid process is a plate of cartilage that articulates with the inferior end of the body of the sternum. The seventh costal cartilage, where the cartilages of the false ribs converge, is the only costal cartilage attached to it.

A. Both statements are true
B. Both statements are false
C. Only the 1st statement is true
D. Only the 2nd statement is true

A

C. Only the 1st statement is true

54
Q

TRUE OR FALSE: External Intercostals depress the ribs, aiding in forced expiration.

55
Q

TRUE OR FALSE: The internal intercostals play a role in forced inspiration

56
Q

What is the purpose of the heart valves?

A

To control the flow of blood through the heart and prevent blood backflow

57
Q

The sternocostal surface is formed by?

A

Right atrium & ventricle

58
Q

TRUE OR FALSE: The (L) subclavian artery is a branch of the brachiocephalic artery

59
Q

All of the following are heart valves except:

A. Tricuspid Valve
B. Pulmonary Valve
C. Mitral Valve
D. Coronary Valve
E. None

A

D. Coronary Valve

60
Q

When the diaphragm contracts, it (1)_____
and (2)_____ the thoracic cavity.

A
  1. flattens out
  2. expands
61
Q

The coronary sinus thru which the heart wall blood drains is the continuation of?

A

Great cardiac vein

62
Q

The heart rests on the?

A

Diaphragmatic surface

(1) Banche di Prova (15 decks)

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