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Week 1 & 2 Exam: BIOS252 / BIOS 252 (Latest Update 2024 / 2025) Anatomy & Physiology II with Lab | Review Questions with Verified Answers | 100% Correct | Grade A - Chamberlain $7.99   Add to cart

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Week 1 & 2 Exam: BIOS252 / BIOS 252 (Latest Update 2024 / 2025) Anatomy & Physiology II with Lab | Review Questions with Verified Answers | 100% Correct | Grade A - Chamberlain

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Week 1 & 2 Exam: BIOS252 / BIOS 252 (Latest Update 2024 / 2025) Anatomy & Physiology II with Lab | Review Questions with Verified Answers | 100% Correct | Grade A - Chamberlain Question: True or False: Smooth muscles are characterized by striations. Answer: False Question: True or F...

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Week 1 & 2 Exam: BIOS252 / BIOS
252 (Latest Update )
Anatomy & Physiology II with Lab |
Review Questions with Verified
Answers| 100% Correct | Grade A -
Chamberlain


Question:
True or False: Smooth muscles are characterized by striations.
Answer:
False




Question:
True or False: Smooth muscles are found in hollow organs of the body.
Answer:
True

,Question:
True or False: Smooth muscles contain actin and myosin filaments.
Answer:
True




Question:
True or False: Smooth muscle is innervated by the somatic nervous system.
Answer:
False




Question:
True or False: Cold usually relaxes smooth muscle while heat usually contracts
it. Smooth muscles relax under cold weather or at lower temperature
conditions.
Answer:
False




Question:
True or False: Smooth muscle receptors, for a neurotransmitter, are found all
over the cell instead of only being found at a motor end plate.
Answer:
True

,Question:
True or False: Smooth muscle can be excited spontaneously.
Answer:
True




Question:
Voltage-gated channels respond to?
Answer:
depolarization of the sarcolemma (cell membrane)




Question:
Which of the following is attached to intercalated discs?
Answer:
Cardiac Muscle




Question:
Smooth muscle can be excited in which of the following ways? Select all that
apply.
Answer:
Smooth muscle can be excited through autonomic nerve fibers and
neurotransmitters, chemicals such as hormones, and temperature changes.
Additional ways include stretching and autorhymicity.

, Question:
Why can smooth muscle maintain a contraction for longer periods of time?
Select all that apply.
Answer:
they are resistant to fatigue
require only minimal amounts of energy




Question:
Latch-bridge mechanism
Answer:
Is a feature of smooth muscle that allows for the actin and myosin to remain
attached to one another but no longer use up adenosine triphosphate (ATP).




Question:
True or False: The myocytes of the smooth muscle have a large size.
Answer:
False

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