One of the major differences between skeletal muscle and cardiac muscle is that cardiac muscle
A) is striated.
B) has myosin and actin.
C) lacks triads.
D) needs Ca²⁺ to contract.
E) has a very large sarcoplasmic reticulum.
Correct Answer:
Verified
Q5: Blood that is transported to and from
Q6: Externally the posterior and inferior portions of
Q7: The fibrous skeleton of the heart is
Q8: The innermost layer of the heart wall
Q9: Blood vessels traveling away from the heart
Q11: Cardiac muscle differs from other muscle tissue
Q12: Grooves on the external surface of the
Q13: Cardiac muscle cells obtain energy almost exclusively
Q14: The serous membrane lining the pericardial cavity
Q15: The heart wall is composed of _
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