The Supraspinatus Is Named for Its Location on the Posterior

question 43

Multiple Choice

The supraspinatus is named for its location on the posterior aspect of the scapula above the spine.What is its action?

• A)to flex and adduct the humerus and to act as a synergist of the pectoralis major
• B)to stabilize the shoulder joint and help prevent downward location of the humerus and to assist in abduction
• C)to extend and medially rotate the humerus and to act as a synergist of the latissimus dorsi
• D)to help hold the head of the humerus in the glenoid cavity and rotate the humerus laterally

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Definitions:

Resistance

A measure of how much a material or device resists the passage of an electrical current, resulting in electrical energy being converted into heat.

Force

An interaction that, when unopposed, will change the motion of an object. It can cause an object with mass to change its velocity.

Applied Voltage

The electric potential difference put across a device or circuit that starts the current flow.

Series Circuit

An electrical circuit in which components are connected in a linear sequence, ensuring the same current flows through all components.