Ch 40: Assisting In Cardiology

Question 1

And amputation or removal of any body part.

Answer 1

Ablation

Question 2

A procedure used to widen vessels narrowed by stenosis or occlusions.

Answer 2

Angioplasty

Question 3

The tendons that anchor the cusp of the heart valves to the papillary muscles of the myocardium, preventing valvular prolapse.

Answer 3

Chordae tendineae

Question 4

Reoccurring cramping in the Cavs caused by poor circulation of blood to the muscles of the lower leg.

Answer 4

Intermittent claudication

Question 5

A decrease supply of oxygenated Blood to an area or body part.

Answer 5

Ischemia

Question 6

And inherited condition characterized by elongation of the bones, joint hypermobility, abnormalities of the eyes, and the development of an a aortic aneurysm

Answer 6

Marfan syndrome

Question 7

To close off or block

Answer 7

Occlude

Question 8

And auto immune disorder that affects the blood vessels and connective tissue, causing fibrosis degeneration of the major organs.

Answer 8

Scleroderma

Question 9

A class of drugs that lower the level of cholesterol in the blood but do you seen the production of cholesterol by the liver; they block the enzyme in the liver that is responsible for making cholesterol.

Answer 9

Statins

Question 10

Substances that form from Hydrogeneration of an unsaturated fatty acid; They make a dietary fat more saturated and solid at room temperature.

Answer 10

Trans fats

Question 11

Abnormal growth of tissue surrounding a valve consisting of fibrin, platelets and bacteria.

Answer 11

Vegetations

Question 12

The outer layer of the pericardial sac

A tough Membrane that connects the heart to the diaphragm and serves as a physical barrier to protect the heart against infection or inflammation from the lawns or plural space.

Answer 12

Pericardium

Question 13

Two names for the first layer of the heart

Answer 13

Epicardium

Visceral pericardium

Question 14

A small space between the parietal pericardium and the epicardium which contains about 30 mL of pericardial fluid; this fluid lubricates the internal surfaces of the pericardial membranes enabling them to slide across each other during heart contractions

Answer 14

Pericardial cavity

Question 15

The middle layer of the heart

A muscle layer that constitutes the largest percentage of the heart wall. Contractions of this muscle layer of force the blood from the heart into the vessels.

Requires a continuous supply of oxygen and nutrients, which are delivered through 2 coronary arteries that branch off the aorta above the aortic valve.

Answer 15

Myocardium

Question 16

The inner layer of the heart

This includes the heart valves that separate the chambers of the heart and provide a means of blocking the flow of blood from major vessels entering and exiting the heart.

Answer 16

Endocardium

Question 17

The top chambers of the heart which receives blood from the vein of the body

Answer 17

Atria

Question 18

The bottom chambers of the heart that pumps blood out to the body through arteries.

Answer 18

Ventricles

Question 19

Sets the rhythmic beating of the heart. It initiates these impulses at 60-100 times a minute.

Answer 19

Sinoatrial node (SA node)

Aka: pacemaker

Question 20

Located on the septal wall between the right atrium and the right ventricle

Holds impulse for a fraction of a second to prevent inappropriately high atrial rates and to permit the blood to empty from the atria through the tricuspid and mitral valve.

Answer 20

Atrioventricular node

Question 21

These completely encased both ventricles

Answer 21

Purkinje fibers

Question 22

The electrical impulse that causes the contraction of the atria and the ventricles

Answer 22

Depolarization