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Study stack #2

weeks 6-12

TermDefinition
insertion is the point of attachment that moves when the muscle contracts
prime mover is used to describe a muscle that directly performs a specific movement
pectoralis minor lies under the larger pectoralis major muscle on the anterior chest wall. It helps “fix” or stabilize the scapula against the thorax and also raises the ribs during forced inspiration.
serratus anterior helps hold the scapula against the thorax to prevent “winging” and is a strong abductor that is useful in pushing or punching movements.
Movement Skeletal muscle contractions produce move-ment of the body as a whole (locomotion) or movement of its part
Heat production Muscle cells, like all cells, produce heat by the process known as catabolism
central nervous system (CNS) is, as its name implies, the struc-tural and functional center of the entire nervous system.
peripheral nervous system (PNS) consists of the nerve tissues that lie in the periphery, or “outer regions,” of the nervous system.
membrane potential is the difference in electrical charge across their plasma membranes
resting membrane potential (RMP) The membrane potential maintained by a nonconducting neuron’s plasma membrane is called the
Falx cerebri The falx cerebri projects downward into the longitudinal fissure to form a kind of partition between the two cerebral hemispheres.
Falx cerebelli The falx cerebelli is a sickle-shaped exten-sion that separates the two halves, or hemispheres, of the cerebellum.
lumbar plexus it is another spinal nerve plexus
sciatic nerve In the thigh, they form the largest nerve in the body
autonomic nervous system (ANS) is a subdivision of the ner-vous system that regulates involuntary effectors
sympathetic division and parasympathetic division The ANS has two efferent divisions
plasma it is one of the three major body fluids
Created by: kzamora1
 

 



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