In which of the following contractions is the length of the muscle decreased?

A. isometric
B. static
C. concentric
D. eccentric


Answer: C

Health & Biomechanics

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Microwave ovens are a source of dangerous radiation.

Answer the following statement true (T) or false (F)

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An hepatocyte is a ________

A) digestive cell B) digestive enzyme C) liver cell D) special type of villi in the intestine

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School-aged youth should participate in how many daily minutes of MVPA (moderate-to-vigorous physical activity)?

a. 30 minutes c. 60 minutes b. 45 minutes d. 90 minutes

Health & Biomechanics

An abnormal increase in the forward curvature of the lumbar spine is known as ____________.

kyphosis lordosis scoliosis spondylosis

Health & Biomechanics