Cardiorespiratory

Transportation system

Transfers oxygen, fuel, nutrients, waste products,

immune cells, and hormones from one part of the

body to another

Cardiovascular System

Heart

 Blood vessels

 Arteries, veins, capillaries

 Blood

 Lymphatic System

Upper Respiratory Tract

Nose, Mouth, Pharynx (throat), Larynx (voice box),

Trachea

Lower Respiratory tract

Bronchi, Bronchioles, Alveoli, Lungs, Diaphragm

HEART

Amount of blood in the average human adult

5-6 Liters

Liquid portion of the blood in its anticoagulated (or

unclotted) state;

Plasma

What % of the blood volume is plasma 

55-65%

Serum

Liquid portion of the blood that remains after the blood has

coagulated

Platelets (thrombocytes)

Small cells in blood that help with clotting

Red blood cells (RBCs) (erythrocytes)

Produced in the bone marrow and live ~120 days

Hemoglobin

 Iron-containing protein in RBCs that transports oxygen

 Responsible for the reddish color of the blood.

Deoxygenated bloodflow

1 superior and

2 inferior vena cava

3 right atrium

4 tricuspid valve

5 right ventricle

6 pulmonary valve

pulmonary arteries

Oxygenated blood flow

8 pulmonary veins

9 left atrium

10 mitral valve

11 left ventricle

12 aortic valve

13 aorta

What is the lymphatic system?

Speen, thymus, lymph nodes, white blood cells (WBCs)

What does the lymphatic system do?

Keeps fluid levels in check and defends the body against infections

Neutrophils

 Most common WBCs

 Defend the body against infectious diseases.

Lymphocytes

 2nd most common WBCs

 Provide a boost to immune defense of the body

 Respond to viruses, when necessary

Monocytes 

largest cells in normal blood

 Phagocytic cells that provide support in cell-mediated immunity

Eosinophils

Allergic or inflammatory responses

Basophils

 Least numerous WBCs

 Contain histamine

 Provide aid in allergic states