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Exam 1 - BIOS252 / BIOS 252 (Latest 2024 / 2025) : Anatomy And Physiology II With Lab - Chamberlain $11.00   Add to cart

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Exam 1 - BIOS252 / BIOS 252 (Latest 2024 / 2025) : Anatomy And Physiology II With Lab - Chamberlain

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Exam 1 - BIOS252 / BIOS 252 (Latest 2024 / 2025) : Anatomy And Physiology II With Lab - Chamberlain

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  • November 13, 2024
  • 29
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
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EXAMITY
Describe skeletal muscle
-Striated
-Voluntary muscle
-Is 40% to 50% of body weight ("red meat" attached to bones)




Describe smooth muscle
-Nonstriated, involuntary, visceral muscle
-Found in walls of hollow visceral structures such as digestive tract, blood vessels, and
ureters

,-Contractions not under voluntary control; movement caused by contraction is
involuntary




Describe cardiac muscle
-comprises bulk of heart
-cells branch frequently
-Characterized by unique dark bands---intercalated disks
-intercalated disks allow cardiac muscle cells to contract efficiently as a whole unit
-Uninucleate
-Striated
-Involuntary control

, Identify the similarities between the three types of muscle.
-Smooth and cardiac are uninucleated, under involuntary control
-Cardiac and skeletal are striated

Describe Contractibility
ability to contract(shorten)

Describe Excitability
responds to stimulation

Describe Elasticity
ability to go back to resting state

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