Quiz due 4/11/2024 Flashcards
What is the first set of organs at the top of your lungs?
Trachea
What is the second set of organs below your Trachea?
Bronchi
What is the third set of organs below your Bronchi?
Bronchioles
What is the fourth set of organs below your Bronchioles?
Alveoli
Which gases are exchanged in the lungs?
Carbon dioxide and Oxygen
Which gas moves into the blood at the alveoli?
Oxygen
What chemical does oxygen combine with in the red blood cells?
Haemoglobin
What is formed when oxygen combines with haemoglobin?
Oxyhaemoglobin
What are the three types of blood vessel?
Veins, arteries and capillaries
Describe the diameter and wall thickness of veins.
Large diameter, thin walls
Describe the diameter and wall thickness of arteries
Small diameter, thick walls
Describe the diameter and wall thickness of capillaries
Small diameter, thin walls
What is the function of the veins?
To carry blood to the heart
What is the function of the arteries?
To carry blood away from the heart
What kind of blood is normally carried by veins?
Deoxygenated
What kind of blood is normally carried by arteries?
Oxygenated
What kind of blood vessel carries blood at the highest pressure?
Arteries
What kind of blood vessel carries blood at the lowest pressure?
Veins
Where is the Pulmonary Artery?
Top right of the heart
What is the function of the Pulmonary Artery?
Carried blood from the heart to the lungs
What is below the Pulmonary Artery?
Vena Cava
What is the function of the Vena Cava?
To carry blood from the body to the heart
What is below the Vena Cava?
Right atrium
What is below the Right Atrium?
Right ventricle
Where is the pulmonary vein?
Top left of the heart
What is the tube across the Pulmonary Artery?
Aorta
What is the function of the Aorta?
Carries blood from the heart to the body
What is below the Aorta?
Pulmonary vein.
What is the function of the Pulmonary Vein?
Carries blood from the lungs to the heart
What is below the Pulmonary Vein?
Left atrium
What is below the Left atrium?
Left ventricle
What term is used to describe the heart relaxing and filling?
Disatole
What term is used to describe the the heart contracting and ejecting blood?
Systole
What structure is between the atria and the ventricles?
Valves
What is meant by heart rate?
The number of times your heart beats per minute