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Study stack 2
Weeks 6-12
Question | Answer |
---|---|
There are more than ______ skeletal muscles in the body. | 600 |
What are the three fibrous connective tissue components of skeletal muscle? | Endomysium, Perimysium, and Epimysium |
The point of attachment that does not move when the muscles contract is known as the | Origin |
The _______ is the point of attachment that moves when the muscle contracts | Insertion |
The lever system is composed of what 4 component parts | Rigid bar (bone) Fulcrum (F) around which the rod moves (joint) Load (L) that is moved Pull (P) that produces movement (muscle contraction) |
__________ ______ _________ is a major role of muscles | maintaining body posture |
Which division consists of all incoming sensory pathways | Afferent |
This is the structural and functional center of the entire nervous system | Central Nervous System |
The nerves that lie in the "outer regions" of the nervous system | Peripheral Nervous System |
The _____ division prepares the body to deal with immediate threats to the internal environment | Sympathetic |
4 of the 5 types of glia cells that are central (in the CNS) are | Astrocytes Microglia Ependymal cells Oligodendrocytes |
_____ cells are Schwann cells that cover and support cell bodies in the PNS | Satellite |
_________ _________ is a signal conduction route to and from the CNS, with the electrical signal beginning in receptors and ending in effectors | Reflex Arc |
____ act as the "wiring" that connects structures needed to maintain homeostasis | Neurons |
______ neurons act as receptors to detect changes in the internal and external environment and relay information to integrator mechanisms in the CNS | Sensory |