The Prime Mover for Trunk Flexion When Doing a Sit-Up

question 136

Multiple Choice

The prime mover for trunk flexion when doing a sit-up is the

• A) rectus abdominis.
• B) erector spinae.
• C) splenius cervicis.
• D) splenius capitis.

---

Definitions:

Teen

A person aged between 13 and 19 years, characterized by adolescence, a period of transition from childhood to adulthood.

Sexual Debut

The age or occasion at which an individual first engages in sexual intercourse.

Sexual Intercourse

The act of physical union between individuals typically involving sexual organs, often associated with reproduction but can also occur for pleasure.

James Marcia

A psychologist best known for his work on adolescent identity development, particularly for developing the identity status model which includes foreclosure, identity diffusion, moratorium, and identity achievement.