Your Friend Joe Hangs from a Horizontal Bar by His

question 3

Multiple Choice

Your friend Joe hangs from a horizontal bar by his two hands,with his arms each inclined 35 degrees from the vertical (so that his arms have an angle between them of 70 degrees.If his mass is 76 kg,what is the tension in each of his arms?

• A)745 N
• B)372 N
• C)455 N
• D)909 N
• E)1090 N

---

Definitions:

Peripheral Nervous System

The part of the nervous system that lies outside the central nervous system, comprising nerves and ganglia, responsible for transmitting sensory input and motor output between the CNS and the rest of the body.

Central Nervous System

The part of the nervous system consisting of the brain and spinal cord, responsible for integrating sensory information and responding accordingly.

Sensory Division

Part of the peripheral nervous system that transmits sensory information to the central nervous system.

Brachial Plexus

A network of nerve fibers running from the spine, through the neck, and into the arm, responsible for sensory and motor functions.