ANALAB CARDIO BLOOD

Blood vessels

Transports 5L of blood

Blood to circulate the body

Cardiovascular system

Transport oxygen, nutrients, hormones, and cellular waste product

Heart

Hardest working organ

Sized of a closed fist

Pumps 5L of blood

1st receiver of blood

s1

Lub

S2

Dub

S3&S4

Gallop

120

Average heart rate

70-120

Heart rate for children

100-160

Heart rate for infants

Heart rate for infants

Smaller heart

Increase oxygen demand

High metabolic rate

Tachycardia

Above 120 heart rate

Bradycardia

Lower than average of heart rate

Pericardium

Protects the heart

Reduces friction

Parietal pericardium

Outside layer

Visceral pericardium

Epicardium

Pericardial cavity

Spaces between pericardium

Pericardial fluid

small amount of serous fluid

Myocardium

Mid layer

Mostly muscle

Endocardium

Inner layer

Endothelium

Artery

Red

Oxygenated Blood

Away the heart

Capillary beds

Exchanges between tissues

Vein

Blue

Unoxygenated blood

Towards the heart

Vena cava

Largest vein

Alveoli

Basic functional unit of the lungs

abdominal aneurysm

Out pouching of the abdominal aorta

Aneurysm

Out pouching of the brain

Small intestine

Absorption of nutrients

Large intestine

Absorption of water

Corona

Protective brain encircling the heart

Latin

Hemophilia

Blood doesn’t clot properly

Hemophilia A

Factor VIII

Most common

Hemophilia B

Factor IX

Christmas disease

Hemophilia C

Facto XI

Less common

Diaphragm

Aids in breathing

Point of maximal intensity (PMI)

Pulse is mostly felt

Atria

receiving chamber

Blood enters under low pressure

Ventricle

Discharging chamber

Thick walled pumps

Left ventricle

Forceful contraction to pump off blood

Most overworked

Interatrial septum

Separates two atria

Interventricular septum

Separates two ventricle

Septum

Separates cavity

Pulmonary circulation

Blood flows from right heart

Pulmonary trunk

Oxygen-poor blood to lungs

Pulmonary vein

Blood returns to heart from lungs

Systemic circulation

Pumps blood through this

Heart valve

Flow in one direction

Left anterior descending artery

Site of coronary blockage

Leads to heart attack

Coronary artery

Supply the heart with blood

Cardiac vein

Drains the myocardium

Coronary sinus

Receives blood from cardiac veins

Heart cycle

One complete heartbeat

Atrial diastole

Heart is relaxed

Pressure is low

Atrial systole

Heart is forced

Tunica intima

friction reducing lining

Tunica media

Muscle and elastic tissue

Tunica externa

Protective outermost covering

Fossa oxalis

Opened before birth of fetus

Formerly known as foramen ovale

Chordae tendinae

Prevents back flow of blood

Varicus

Twisted vein

Polythemia

Excessive amount of blood

Agglutination

Blood clumps

Aorta

Largest artery

Ascending aorta

Leaves the ventricle

Aortic arch

Arches to the left

Thoracic aorta

Travels downwards

Abdominal aorta

Passes through diaphragm

Sinoatrial node (SA)

Natural pacemaker

Generates electrical impulse

60-100 beats

Atrioventricular nodes (AV)

Located between atria and ventricles

Blood

Constantly circulates fluid

Average of 5L

Transport oxygen and nutrients

Bundle of his

Pathway that splits into right and left branches

Plasma

Liquid portion

Contains glucose and nutrients

Red blood cells

Carries oxygen to tissues

Erythrocytes

Abundant cell

120 days of survival

White blood cells

Fights infection

Leukocytes

5K-10K microliters

Neutrophils

Kills and digests bacteria

First line of defense

Lymphocytes

Create antibodies

Basophils

Alarms when infectious agents invade blood

Histamine

Marker of allergic disease

Eosinophils

Kills parasites and cancer cells

Monocytes

Longer lifespan

Cleans up dead cells

Platelets

Helps blood to clot

Blood type

Presence or absence of specific antigens

O+

Most common

O-

Universal donor

Ab+

Universal plasma donor

Ab-

Rarest

Rh Factor

Rhexus

Component of blood compatibility

Atherosclerosis

Buildup of plaques

Reduced blood flow

Myocardial infarction

Prolonged blockage of coronary artery