SNS/ANS
Name a type of somatic receptor
Mechanoreceptors, Thermoreceptors, proprioceptors, and nociceptors
What is the name of the contractile unit of a muscle fiber?
Sarcomere
A person running cross country would utilize of which muscle fiber type?
Type 1
Name one factor that influences an increase in blood pressure?
Decrease in diameter size/vasoconstriction, Sympathetic activation, increase in blood viscosity.
What is the smallest type of artery?
Metarterioles
What is the name of the neuron in the somatic nervous system.
Efferent/Motor
What is needed for Calcium to be released?
Acetylcholine at the NMJ stimulated the release of Calcium
The down phase of a squat is which type of contraction?
Eccentric
After blood is done in the lungs, what is the next structure it passes through?
Pulmonary Vein
TRUE or FALSE: Pressure is greater in the veins compared to the arteries.
False
What are ganglia?
A group of neuronal cell bodies located outside of the CNS.
What is the term for how we get movement in the sarcomere
Sliding Filament Theory
TRUE or FALSE: Typer 2 fibers can act more like type 1 fibers if you perform the right type of training
False
Where is the mitral valves located?
Between the left atrium and left ventricle
Which blood vessel does not contain smooth muscle?
Capillaries
TRUE or FALSE: Both sympathetic and parasympathetic preganglionic neurons release acetylcholine on the post ganglionic cell.
True
What does the H-zone contain?
Only myosin filaments
Which metabolic system do we utilize when performing movements up to 15 sec?
Phosphocreatine System
If the SA node is damaged, what steps in to set the electrical rhythm of the heart?
AV Node
What is the term for the narrowing of the blood vessels due to the build up of fat?
Atherosclerosis
____________ refers to an organ receiving both sympathetic and parasympathetic nerves
Dual Innervation/ Dual Antagonistic Control
What do we need to facilitate the breakdown of ATP during a power stroke?
ATPase
Creatine supplementation has been shown to increase strength gains and aid in recovery, but why? How does it help?
Creatine will flood the muscle and be readily available to be used as energy during short, intense exercises.
What happens during phase 4 of a cardiac cycle?
The semilunar valves open up and blood is ejected out of the ventricles into the arteries.
What is the name of the valve that prevents backflow in the capillaries?
Pre-capillary sphincter