NEET 2015 · Class 11

Locomotion and Movement

Stimulation of a muscle fiber by a motor neuron occurs at

  1. (A)the neuromuscular junction
  2. (B)the transverse tubules
  3. (C)the myofibril
  4. (D)the sacroplasmic reticulum

The NCERT line that answers it

Verbatim line

The junction between a motor neuron and the sarcolemma of the muscle fibre is called the neuromuscular junction or motor-end plate.

Chapter
Locomotion and Movement
Section
17.2.2 Mechanism of Muscle Contraction
Page
5
Words matched
21 of 21

The answer appears as a continuous sentence in NCERT. This is that sentence.

How this line gives the answer

0, emb=1.0, combined=1.0). Verified: high — The span explicitly defines the neuromuscular junction as 'the junction between a motor neuron and the sarcolemma of the muscle fibre', which directly and conclusively answers the question about where stimulation occurs.

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