Question

Cardiac muscles contract

• A. a. Quickly and feel fatigue
• B. b. slowly and do not feel fatigue
• C. c. quickly and are not fatigued
• D. d. slowly and feel fatigue.

Answer 1

The correct option is B

b. slowly and do not feel fatigue

The correct option is b.

Explanation for correct answer;

• Cardiac muscles make up the heart.
• They are involuntary striated muscles.
• They continuously work and are not fatigued.

Explanation for incorrect options;

option a : Skeletal muscles contract quickly and also feel fatigued quickly.

Option c: Cardiac muscles do not get fatigued but do not contract quickly. Skeletal muscles contract quickly but get fatigued.

option d; Smooth muscles contract slowly and are fatigued slowly.

Final answer:

option d:Cardiac muscles contract slowly and do not feel fatigue.