Nervous System
This feedback loop diminishes intensity of process to return to initial status quo.
What is negative feedback loop?
Arteries carry this type of blood.
What is oxygenated blood?
The protein in red blood cells that binds to oxygen for transport
What is hemoglobin?
Outer surface of lungs
what is visceral pleura?
The ______ is how motor units are recruited from small to largest, though there are few exceptions.
What is the size principle?
The contraction phase of the heart, where blood is pumped out of the chamber.
What is systole?
The exchange of gases between the air and blood occurs in which structure located within the respiratory zone.
What is the alveoli?
inner surface of lungs
what is parietal pleura
This part of the brain consists of medulla oblongata, pons, and midbrain; helps with regulating heart, breathing, blood pressure, and reflexes.
What is the brainstem?
The oxygen delivery = Blood Flow x a-vO2 diff is this equation.
What is the Fick Equation?
When a person breathes in, there is a _____ in the volume of the intrathoracic cavity and a _________ in the intrapulmonic pressure.
What is increase and decrease?
Pressure in pleural cavity between 2 membranes
What is intrapleural pressure?
Once an action potential is initiated, it will travel the length of the neuron. This is called _________.
What is All or None Law?
The name of the intercommunication between 2 arteries ensuring blood flow to area even if one artery is blocked.
What is anastomosis?
The Respiratory Control Center
What is the medulla oblongata and pons?
Most important inspiratory muscle
What is diaphragm?
This neuron has short dendrites that receive impulses from CNS and pass it to cell body. It also has long axons that carry impulses from cell body to neuromuscular junction.
What is alpha motor neuron?
Increased venous return stretches or preloads the ventricle, causing reactionary increase in contractile force of ventricle.
What is the Frank-Starling Mechanism?
amount of air moved per breath
What is Tidal Volume
Calculation for VE
VE= Tidal Volume x Frequency of breathing