Which muscle fiber has a fast contraction speed and is fatigue prone?

Which of the following represents a normal resting breathing rate?

Blood found in the pulmonary arteries would likely be:

Using the following list, identify the correct sequence of blood flow through the portion of the cardiovascular system. Left atrium Right atrium Right ventricle Left ventricle Systemic artery Systemic vein Systemic capillary  

The largest muscle of the posterior pelvis is the: 

Which of the following is INCORRECT regarding the anatomical position?

What is the body’s only form of useable energy?

What structures make up the central nervous system?

A researcher gives her subjects a caffeine pill prior to performing a running routine to evaluate the effects of caffeine on heart rate during the workout. What is the independent variable in this study?

Planned, structured, and repetitive bodily movement done to improve and/or maintain one or more components of physical fitness is called: