chapter 18 the cardiovascular system: the heart

Helpfulness: 0
Set Details Share
created 6 years ago by cspell
828 views
Grade levels:
College: First year, College: Second year, College: Third year, College: Fourth year
show moreless
Page to share:
Embed this setcancel
COPY
code changes based on your size selection
Size:
X
Show:
1

Ventricular repolarization

T WAVE

2

A faster depolarizing pacemaker

SA NODE

3

Ventricular depolarization

QRS COMPLEX

4

Atrial depolarization

P WAVE

5

A slower depolarizing pacemaker

AV NODE

6

Which valve separates the following areas of the heart ?
Left ventricle and aorta

AORTIC SEMILUNAR VALVE

7

Which valve separates the following areas of the heart ?
Right atrium and right ventricle

TRICUSPID VALVE

8

Which valve separates the following areas of the heart ?
Left atrium and left ventricle

MITRAL (BICUSPID) VALVE

9

Which valve separates the following areas of the heart ?
Right ventricle and pulmonary artery

PULMONARY SEMILUNAR VALVE

10

The pericardial cavity:

CONTAINS A LUBRICATING FLUID CALLED SEROUS FLUID

11

Select the correct statement about the function of myocardial cells....

THE ALL-OR-NONE LAW AS APPLIED TO CARDIAC MUSCLE MEANS THAT THE ENTIRE HEART CONTRACTS AS A UNIT OR IT DOES NOT CONTRACT AT ALL

12

The deflection waves in an ECG tracing include:

THE T WAVE, WHICH INDICATES VENTRICULAR REPOLARIZATION

13

Stenosis of the mitral valve may initially cause a pressure increase in the:

PULMONARY CIRCULATION

14

Define systole......

Define diastole.....

Which heart chambers are usually referenced when these terms are used ?

......PERIODS OF CONTRACTION

......PERIODS OF RELAXATION

THE VENTRICLE CHAMBERS ARE USUALLY REFERENCED