Blood on our Hands
Approximately what percent of your body weight is blood?
8%
This is often described as the sound of a heart beat.
What is "lub dub"?
This side of the heart receives oxygen poor blood.
What is the right side?
This is another name for the windpipe.
What is the trachea?
Oxygen enters the bloodstream via these small grape shaped structures.
What are alveoli?
The universal recipient blood type.
What is AB+?
The receiving chambers of the heart.
What are the atria?
Beds of these exchange nutrients, such as oxygen, carbon dioxide, and glucose
What are capillaries?
This is how many lobes the right lung has.
What is three?
Gas exchange between blood and air is known as this.
What is external respiration?
The blood type of a child with O- parents.
What is O-?
Connective tissue that prevents blowout of the AV valves
What is the chordae tendineae?
The superior and inferior vena cava drain into this chamber.
What is the right atrium?
This is where the trachea lies in relation to the esophagus.
What is ventral?
What is inhalation?
The pigment responsible for bonding to oxygen and carbon dioxide in the blood
What is hemoglobin?
This valve prevents backflow of blood as it leaves the left ventricle.
What is the aortic semilunar valve?
This artery carries oxygen poor blood to the heart.
This fluid lubricates the lungs.
What is serous fluid?
Group of muscles located between the thoracic wall.
What are the intercostals?
These are the three formed elements of blood.
erythrocytes, leukocytes, and platelets
The category of valves that separate the ventricles from the rest of the body.
What are the semilunar valves?
This valve prevents backflow of blood as it enters the right ventricle.
What is the tricuspid valve?
Function of the mucus membrane that lines the nasal cavities.
What is moisten and warm air?
Describe the mechanics of breathing.
The diaphragm and external intercostals contract, diaphragm flattens and the external intercostals expands, creates low pressure environment to create a vacuum to pull in air.