Chapter 5
Which division of the skeleton is made up of the arms, legs, and pelvic girdle?
Appendicular
What is the primary muscle type of the heart?
Cardiac
What type of lever could be described as having a fulcrum in the middle like a seesaw?
First Class
What are essential amino acids?
Amino Acids that must be consumed via diet
What types of foods provide all the essential amino acids?
Animal Proteins
What is the process by which bone is constantly renewed?
Remodelling
The cardiovascular and respiratory systems work together to provide the body with what gas?
Oxygen
What is the anatomical term that describes something positioned above an identified reference point?
Superior
When a person loses body weight, what is the only way that mass is lost?
As exhaled Carbon dioxide
Which of the following would be the recommended source of hydration after 40 to 45 minutes of exercise with minimal perspiration?
Water
Human movement is accomplished through the functional integration of three systems within the human body: the nervous system, the skeletal system, and what other system?
Muscular System
Which exercise would be most likely to contribute to an acute increase in testosterone levels?
Back Squat
Which of the following muscle groups work both eccentrically and concentrically in the sagittal plane during a squat?
Quadriceps
How many calories are in 1 pound of body fat?
3,500
What are the three macronutrients?
Proteins, Carbohydrates, Fats
What are the two components of the central nervous system?
Brain and Spinal Cord
What change would lead to an increase in cardiac output during exercise?
Increased Heart Rate
What anatomical term is used to describe something that is relatively closer to the midline of the body?
Medial
What does the first law of thermodynamics state?
Energy cannot be created nor destroyed
Accumulating too much of a vitamin or mineral in the body may lead to what?
Toxicity
Which of the following protein structures is important for muscular contractions by providing a binding site?
Troponin
What structure in the heart transfers the electrical signal from the sinoatrial (SA) node to the atrioventricular (AV) node?
Internodal Pathway
Performing a biceps curl with a dumbbell in the hand is an example of which type of lever?
Third Class
What is defined as steady-state exercise?
Exercise performed at a constant intensity
Which organization must approve a supplement prior to it being sold?
Supplements do not need approval before being sold.