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 ...
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
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller PatrickHaller. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $15.99. You're not tied to anything after your purchase.
