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Anatomy CVS med > Heart > Flashcards

Heart Flashcards

1
Q

Heart lies in

A

the middle mediastinum

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2
Q

Heart consists of

A
  • Apex
  • Base
  • Sterno-costal (anterior) surface.
  • Diaphragmatic (inferior) surface
  • Rt & Lt pulmonary surfaces
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3
Q

Heart consists of 4 chambers

A

o 2 atria (right & left)

o 2 ventricles (right & left

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4
Q

tApex of the heart Directed

A

downwards, forwards and to the left.

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5
Q

tApex of the heart is formed by

A

the left ventricle (LV).

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6
Q

tApex of the heart lies at the level of

A

left 5th intercostal space, (8-9 cm

from midline).

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7
Q

heart rests on its

A

diaphragmatic (inferior) surface

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8
Q

heart does not rest on its

A

base

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9
Q

the apex beat can usually

A

seen and palpated

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10
Q

Base of the Heart is

A

posterior surface)

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11
Q

Base of the Heart is formed by:

A

o Left atrium (mainly)
o Right atrium
o Roots of Great veins (SVC, IVC,
& 4 Pulmonary veins)

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12
Q

Base of the Heart is directed

A

backwards

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13
Q

Base of the Heart Lies opposite

A

middle thoracic vertebrae (T5-T8)

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14
Q

Base of the Heart Bounded inferiorly by

A

post part of coronary sulcus, which lodges the coronary sinus

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15
Q

The base of the heart is separated from the vertebral column by

A

oblique sinus of pericardium, esophagus, & descending aorta.

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16
Q

posterior to the base of heart.

A

The esophagus

17
Q

The base of the heart is separated from the vertebral column by

A

oblique sinus of pericardium, esophagus, & descending aorta.

18
Q

Sterno-costal (anterior) surface is formed mainly by

A

the right ventricle and some of the right atrium & left ventricle

19
Q

Diaphragmatic (Inferior) surface Directed

A

inferiorly

20
Q

Diaphragmatic (Inferior) surface Formed by

A

the 2-ventricles, mainly left ventricle (left 2/3).

21
Q

The heart rests on

A

the diaphragmatic surface.

22
Q

The diaphragmatic surface is separated from base of heart

A

by posterior part of coronary sulcus (coronary sinus lodges in it).

23
Q

External sulci

A

The coronary sulcus
Anterior interventricular sulcus:
Posterior interventricular sulcus

24
Q

sulci

A

Internal partitions divide the heart into four chambers (two atria and two ventricles) and produce surface or external grooves

25
Q

coronary sulcus is

A

Circles the heart

26
Q

coronary sulcus Separating

A

the atria from the ventricles

27
Q

coronary sulcus contains

A
  • Right coronary artery
  • Small cardiac vein
  • Coronary sinus
  • Circumflex branch of the left coronary artery
28
Q

The anterior and posterior interventricular sulci Separate

A

the two ventricles

29
Q

Anterior interventricular sulcus Contains

A
  • Anterior interventricular artery.

- Great cardiac vein

30
Q

Anterior interventricular sulcus location

A

On the anterior surface of the heart

31
Q

Posterior interventricular sulcus Contains

A
  • Posterior interventricular artery.

- Middle cardiac vein

32
Q

Posterior interventricular sulcus location

A

On the diaphragmatic surface of the heart.

33
Q

Borders of the Heart

A

Right border
Left border
Inferior border
Superior border

34
Q

Right border of the Heart Is formed by

A

right atrium

35
Q

left border of of the Heart Formed mainly by

A

left ventricle & portion of left auricle.

36
Q

Inferior border of the Heart is between

A

anterior & diaphragmatic surfaces.

37
Q

Inferior border of the Heart Is formed mainly by

A

right ventricle & apical part of left ventricle.

38
Q

Superior border of the Heart Is formed by

A

right and left atria

39
Q

things emerge from Superior border of the Heart

A

Ascending aorta & pulmonary trunk

Anatomy CVS med (15 decks)

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