Mr.Frederick,80 years old,is confined to bed with multiple injuries following a motor vehicle accident.The nurse is instructing him on how to perform isometric exercises.How will these exercises affect Mr.Frederick?

A) Decrease heart rate
B) Prevent contractures
C) Maintain muscle strength
D) Improve cardiorespiratory function

Isometric Exercises

A form of strength training where the muscle length and joint angle do not change during contraction, such as planks or wall sits.

Contractures

Tightening or shortening of muscles, tendons, or skin which restricts regular movement, often due to lack of use or immobilization.

Muscle Strength

The ability of a muscle or group of muscles to exert force against resistance.