Home/
Competitive Exams/
NEET/
Biology/
Locomotion and Movement/
Question 13131
NEET Biology · Easy

Locomotion and Movement: Muscle Contraction MCQ

Solve this quality-checked NEET multiple-choice question, then review the correct answer and explanation.

Timer-based practiceDetailed answer reviewMobile-friendly flow
Muscle ContractionEasyQuestion 13131

Question

The immediate ion that initiates skeletal muscle contraction is:

  1. A
    Calcium
    Correct
  2. B
    Iron
  3. C
    Sodium only
  4. D
    Chloride

Correct answer

Calcium

Explanation

Calcium binds regulatory proteins and allows actin-myosin interaction.

Review Locomotion and Movement notesStart timed chapter practice