The Hips of a Newborn Are Examined for Developmental Dysplasia

question 30

Multiple Choice

The hips of a newborn are examined for developmental dysplasia.Which sign indicates an incomplete development of the acetabulum?

• A) Negative Ortolani's sign
• B) Asymmetric thigh and gluteal creases
• C) Negative Barlow test
• D) Equal knee heights

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Definitions:

Tractor Protection Valve (TP)

A safety device on tractor-trailer combinations that protects the air brake system from losing air pressure in the event of a trailer breakaway or leak.

Pneumatic Circuits

Systems designed to use compressed air to power moving parts and machinery, using valves, tanks, and pipelines to control the flow and pressure.

FMVSS-121

Federal Motor Vehicle Safety Standards 121, which sets the requirements for air brake systems in heavy-duty vehicles to ensure safety through proper functionality and performance.