What is the function of T-tubules?
2020 - Muscle 1

Quiz
•
Biology
•
University
•
Medium
John Noto
Used 10+ times
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
store Ca++
store Na++
conduct action potentials
synthesize proteins
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the function of the sarcoplasmic reticulum (SR)?
synthesize protein
store Na+
store Ca++
conduct action potentials
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cardiac muscle cells are physically and electrically linked to each other by:
Z-discs
M-lines
terminal cisternae
intercalated discs
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which statement about smooth muscle is false?
They have many nuclei
They are not striated
They have irregularly arranged contractile proteins
They regulate flow through hollow organs
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which statement about skeletal muscle cells is false?
They contain many nuclei
Contraction is involuntary
They are elastic
They are extensible
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