Which Are Actions of the Erector Spinae Group

question 40

Multiple Choice

Which are actions of the erector spinae group?

• A)flexion and lateral flexion of the trunk and neck and head at the spinal joints
• B)extension and lateral flexion of the trunk and neck and head at the spinal joints
• C)flexion and extension of the trunk and neck and head at the spinal joints
• D)extension of the trunk and neck and head at the spinal joints and extension of the thigh at the hip joint

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Definitions:

Deadweight Loss

A shortfall in economic efficiency due to a good or service not reaching free market equilibrium.

Total Surplus

The combined value of consumer and producer surplus that signifies the overall advantage to society through the manufacturing and consumption of products or services.

Producer Surplus

The difference between what producers are willing to accept for a good or service versus what they actually receive in the market.

Producer Surplus

The difference between the amount that producers are willing to accept for a good or service versus what they actually receive.