LECTURE 3 Flashcards Preview

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Flashcards in LECTURE 3 Deck (20):
1

HEART LENGTH,WIDTH, AND THICKNESS

12CM,9CM,6CM

2

HEART WEIGHT MALE FEMALE

300 GM, 250GM

3

ORIENTATION OF HEART

LIES ON DIAPHRAGM, NEAR MIDLINE OF THORACIC CAVITY,2/3 LIE LEFT OF THE MIDLINE

4

APEX

TIP OF LEFT VENTRICLE WHICH LIES ON DIAPHRAGM AT 5TH INTERCOSTAL SPACE

5

BASE

POSTERIOR SURFACE OF HEART

6

ANTERIOR SURFACE OF HEART

DEEP TO STERNUM

7

INFERIOR/ DIAPHRAGMATIC SURFACE

BETWEEN APEX AND RIGHT BORDER RESTS MOSTLY ON DIAPHRAGM

8

RIGHT BODER

FACES RIGHT LUNG CONTAINS SVC IVC

9

LEFT BORDER AKA OBTUSE MARGIN

FACES LEFT LUNG, BASE TO APEX,

10

INFERIOR BORDER AKA ACUTE MARGIN

BETWEEN RIGHT BORDER AND APEX

11

ATRIOVENTRICULAR SULCUS

BETWEEN ATRIA AND VENTRICLES

12

ANTERIOR INTERVENTRICULAR SULCUS

BETWEERN LEFT AND RIGHT VENTRICLE ANTERIORALLY

13

POSTERIOR INTERVENTRICULAR SULCUS

BETWEEN LEFT AND RIGHT VENTRICLE ION THE POSTERIOR SURFACE.

14

coronary arteries

branch OFF ASCENDING AORTA AND ENCIRLE HEART LIKE A CROWN Branch into each other from

15

right coronary supplies

right atrium, most of RV, part OF LV (diaphragmatic), posterior 1/3 of septum, SA node (60%), AV node (80%)

16

left coronary supplies

left atrium most of LV part of RV ANTERIOR 2/3 SEPTU, SA NODE (40%)

17

LEFT CIRCUMFLEX

UNDER LEFT ATRIUM IN AV SULCUS

18

ANTERIOR INTERVENTRICULAR ARTERY AKA LAD

IN anterior IV SULCUS

19

CORANARY SINUS

LARGEST VEIN DRAING THE HEART DUMPS INTO RA

20

MIDDLE CARDIAC VEIN

BEGINS AT APEX ACENDS INTO POSTERIOR INTERVENTRICULAR SULCUS EMPTIES INTO CORONARY SINUS