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BIO 192 Exam 2 NAU Questions and Answers well Explained Latest 2024/2025 Update 100% Correct. CA$11.47   Add to cart

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BIO 192 Exam 2 NAU Questions and Answers well Explained Latest 2024/2025 Update 100% Correct.

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  • BIO 192 NAU
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  • BIO 192 NAU

What type of muscle fiber fiber has the most mitcochondria - type 1, slow-oxidative, slow what muscle fiber type is the least efficient - type IIb, fast-oxidative glycolytic, fast which muscle fiber type has mixed metabolism - type IIa, fast glycolytic, intermediate 3 Traits of Skeletal Muscle -...

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  • August 17, 2024
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  • 2024/2025
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  • Questions & answers
  • BIO 192 NAU
  • BIO 192 NAU
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BIO 192 Exam 2 NAU
What type of muscle fiber fiber has the most mitcochondria - type 1, slow-oxidative, slow



what muscle fiber type is the least efficient - type IIb, fast-oxidative glycolytic, fast



which muscle fiber type has mixed metabolism - type IIa, fast glycolytic, intermediate



3 Traits of Skeletal Muscle - Striated

Multi Nuclei

Voluntary



3 Traits of Cardiac Muscle - Striated

Single Nuclei

Involuntary



3 Traits of Smooth Muscle - Smooth

Single Nuclei

Involuntary



What are the 2 main branches of the nervous system - central nervous system and peripheral
nervous system



What does the CNS include - Brain and spinal cord



What does the PNS include - afferent (sensory) and efferent (motor)



Efferent expands to - Autonomic - cardiac and smooth

, Somatic - skeletal



Connects bone to muscle - Tendon



Epimysium - connective tissue around whole muscle



Perimysium - Connective tissue surrounding a fascicle



endomysium - Connective tissue surrounding a muscle fiber



fascicle - bundle of muscle fibers



myofibrils - make up muscle fibers



sarcolemma - muscle cell plasma membrane



sarcoplasmic reticulum - modified ER, stores calcium



sarcoplasm - cytoplasm of a muscle cell



function of t tubules - increase surface area on muscle fiber, passageways for calcium and signals



Neurotransmitter - a chemical substance that is released at the end of a nerve floor by arrival of a
nerve signal. diffuses across synapse transferring signal to the muscle



sarcomere - functional unit of muscle, one z-line to the next



myosin v actin - myosin (thick filament) and actin (thin filament)

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