Nervous System
receive impulses & send to cell body
Dendrites
What are all the valves of the heart?
Tricuspid (R), Bicuspid (L), pulmonary (R), aortic (L)
Where gas exchange occurs?
What is alveoli?
How does temperature, pH, and 2-3 DPG affect the O2-Hb dissociation curve?
It shifts it right
90% of cells in the CNS
Neuroglia
What is the only place in the body where arteries carry deoxygenated blood and veins carry oxygenated blood
During pulmonary circulation
What required no muscular effort at rest?
What is the molecule that reversely binds with oxygen
What is myoglobin
Proteins designed to bind to a specific substance
Neurotransmitter
What is the pacemaker of the heart?
What is the AV node
What does airway resistance depend on?
What is diameter
Percentage of total blood volume composed of formed elements
What is hematocrit
The space within a neuromuscular junction is called
What is a synaptic cleft
What is the thickest part of the heart?
What is the left ventricle
What is the amount of air moved per breath?
What is tidal volume
How much blood flow goes to skeletal muscle during exercise?
What is 80-85%
Most basic functional unit of the nervous system
Monosynaptic muscle stretch reflex (Reflex arc)
What happens at the QRS complex?
What is ventricular contraction/depolarization
What transports about 99% of oxygen in the body?
What is hemoglobin (specifically the heme)
A measure of combined motor unit recruitment and rate of coding active motor units within a muscle = training adaptation
What is neural drive