Chapter 22 The Heart

Question 0

Which side of the heart receives blood from the lungs and pumps blood out to the body?

Answer 0

Left side

Question 1

Which side of the heart receives blood from the body and pumps blood out to the lungs?

Answer 1

Right side

Question 2

Pulmonary veins, pulmonary arteries, right atrium and right ventricle make up which circulatory system?

Answer 2

Pulmonary circulation

Question 3

The left atrium, left ventricle, aorta to systemic arteries and systemic veins make up which circulatory system?

Answer 3

Systemic circulation

Question 4

What tissue surrounds the heart?

Answer 4

Pericardium (pericardial sac)

Question 5

Functions of the pericardium?

Answer 5

Protective and decreases friction

Question 6

Inflammation of the pericardium is called….

Answer 6

Pericarditis

Question 7

What are the three layers of the pericardium, beginning with the layer closest to the heart

Answer 7

Visceral layer of serous pericardium (epicardium)
Pericardial cavity
Parietal layer of serous pericardium

Question 8

The top of the heart is referred to as the ….

Answer 8

Base

Question 9

The bottom of the heart with a slight projection is called the ….

Answer 9

Apex

Question 10

How many chambers are in the heart and what are their names?

Answer 10

4
Left/right ventricle
Left/right atrium

Question 11

Which chamber has thick muscle and pumps blood through the systemic circulation?

Answer 11

Left ventricle

Question 12

What separates the left and right ventricle?

Answer 12

Interventricular septum

Question 13

What ventricle pushes blood to the lungs?

Answer 13

Right ventricle

Question 14

Quick definition of veins and arteries.

Answer 14

Veins move blood towards the heart.

Arteries move blood away from the heart.

Question 15

The _____ is the site of the beginning of systemic circulation

Answer 15

Aorta

Question 16

The superior vena cava carries blood from where? (Direction and source)

Answer 16

Down from the head, arms, etc.

Question 17

The inferior vena cava carries blood from where into where?

Answer 17

From the lower body into the right atrium

Question 18

Where do the pulmonary arteries go to?

Answer 18

The lungs

Question 19

What happens to allow the heart to make a sound?

Answer 19

The closing of valves

Question 20

The S1, or lubb sound is specifically caused by what?

Answer 20

The closing of the AV valve

Question 21

The S2, or dupp sound is specifically caused by what?

Answer 21

The closing of the semilunar valves

Question 22

Where do arteries arise from?

Answer 22

The aorta

Question 23

Where do veins dump blood?

Answer 23

Right atrium

Question 24

Where is the last destination of venus blood before entering into the right atrium?

Answer 24

Coronary sinus

Question 25

A medical picture depicting the coronary circulation in an active human heart is known as a…..

Answer 25

Angiogram

Question 26

What is a myocardial infarction and what does it cause?

Answer 26

It is dead/dying cells due to a loss of blood and oxygen.

It causes a heart attack

Question 27

What does CABG stand for?

Answer 27

Coronary Artery Bypass Graft

Question 28

Where is the beginning of electrical activity in the heart?

Answer 28

Sinoatrial (SA) node

Question 29

What type of cells are present at the SA node?

Answer 29

Autorhythmic cells

Question 30

Where is the next major stop of the electrical pulse created at the SA node?

Answer 30

Atrioventricular (AV) node

Question 31

What connects the SA and AV nodes?

Answer 31

Internodal pathway

Question 32

What are the last resulting branches after the bundle branches called?

Answer 32

Purkinje fibers

Question 33

At what location is the electrical signal slightly delayed?

Answer 33

Atrioventricular (AV) node