BIOS 252 Anatomy and Physiology II Exam Review| Complete Guide with Questions and Verified Answers (2024/ 2025 Update) -Chamberlain
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Module
BIOS 252 (BIOS252)
Institution
Chamberlain College Nursing
what connective tissue is best described as surrounding 10-100 muscle fibers seperating them into bundles known as fasicles?
a- endomysium b-supramysium c-perimysium
d-epimysium
Answer: perimysium
QUESTION
The muscle fiber (cell) is an important part of the organization of ...
what connective tissue is best described as surrou
bios 252 anatomy and physiology ii exam review
bios 252 anatomy and physiology ii exam 2024
bios 252 anatomy and physiology ii chamberla
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Exam 1- BIOS 252 / BIOS252 Anatomy and
Physiology II Exam Review| Complete Guide
with Questions and Verified Answers
(2024/ 2025 Update) -Chamberlain
QUESTION
what connective tissue is best described as surrounding 10-100 muscle fibers seperating them
into bundles known as fasicles?
a- endomysium b-
supramysium c-perimysium
d-epimysium
Answer: perimysium
QUESTION
The muscle fiber (cell) is an important part of the organization of muscle tissue in a skeletal
muscle. The organization of muscle tissue from smallest to largest is?
QUESTION
What is the most common neurotransmitter used at the neuromuscular junction to excite the
sarcolemma? A- ACh b- GABA
c- serotonin
d- epinephrine
Answer:
ACh (acetylcholine)
,QUESTION
what is the plasma membrane of a muscle cell (fiber) called?
a- sarcoplasmic reticulum b- acetylcholine c- sarcomere
d- sarcolemma
Answer:
Sarcolemma
QUESTION
sliding filament theory
Answer:
theory that actin filaments slide toward each other during muscle contraction, while the myosin
filaments are still
QUESTION
The neurotransmitter used at the neuromuscular junction is acetylcholine (ACh) T/F
Answer:
True
QUESTION
In the sliding filament theory, the protein filaments shorten to create a muscle spasm. t/f
Answer:
false
,QUESTION
a connection formed between the actin and myosin is known as what?
Answer:
cross bridge
QUESTION
what channel will ACh attach to?
Answer:
Ligand-gated channel
QUESTION
AChE helps to break down the neurotransmitter ACh and aide in its removal from the synapse.
T/F
Answer:
True
QUESTION
What is the name of the cellular structure that when stimulated, releases calcium into the cytosol
of the cell?
a- mitochondria b-
sacromere c-sarcolemma
d-sarcoplasmic reticulum
Answer:
Sarcoplasmic reticulum
, QUESTION
What is the first step in the relaxation sequence?
Answer:
Preventing release of ACh into the synaptic cleft
QUESTION
what neurotransmitter used at the neuromuscular junction?
Answer:
ACh
QUESTION
In the sliding filament theory, the protein filaments shorten to create a muscle contraction. T/F
Answer:
False
QUESTION
Cardiac muscle is more resistant to fatigue than skeletal muscle. T/F
Answer:
True
QUESTION
Skeletal muscle can create ATP at any time and will never fatigue. T/F
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