Vessels that carry blood away from the heart are called___, while ___ carry blood towards the heart are called what?
Artery; Vein
This is the animals first line of defense against potential disease-causing organisms
The skin
What is the primary function of the respiratory system?
To bring oxygen into the body for cellular respiration
Name the structure of 3
Left atrium
How many chambers are found in the mammalian heart?
4
What is the function of all white blood cells?
To defend against pathogens
What is the difference between breathing and respiration?
Breathing is the mechanical function of inhaling oxygen and exhaling CO2; Respiration is a biochemical function within the cells that uses oxygen to breakdown glucose and produce energy
Name the structure of 6
Aorta/ Aortic arch
Which valves produce the second heart sound when they snap shut?
Pulmonary valve and aortic valve
What are the 4 signs of inflammation?
Redness, swelling, heat and pain
What main muscles are used for inhalation?
Diaphragm and external intercostal muscles
Name the structure of 8
Trachea
Which is the largest artery in the heart and why?
The aorta. It carries blood from the heart to the circulatory system
Describe how vaccinations protect patients against diseases
Vaccines introduce a weak form of a pathogen and the animals body produces an immune response. This allows the immune system to respond quickly the next time the pathogen is introduced
Why are the hyaline cartilage rings important to the function of the trachea?
They prevent the trachea from collapsing during inhalation
Name the structure of 6
The diaphragm
Can an artery carry de-oxygenated blood?
Yes! The pulmonary artery is the only one that carries de-oxygenated blood as it takes blood from the heart to the lungs to get oxygen
Where are T-cells produced? Where do they mature?
Produced in the red bone marrow; mature in the thymus
Why are the smooth pleural surfaces important to the process of breathing?
They minimize friction and allow the lungs to expand and contract smoothly against the chest wall
Name the structure of 5
Accessory lung
A piece of lung is cut off from a stillborn neonatal and placed into a glass of water. The piece of lung drops to the bottom of the glass. What does this tell you?
The animal never took its first breath was not alive during birth