Muscular, cardiopulmonary, and metabolic adaptations to exercise are known as the training
effect. (T/F) - answer✔True
The body's automatic tendency to maintain a constant internal body environment through various
processes is called: - answer✔Homeostasis
BMR stands for - answer✔basal metabolic rate
Anabolism and catabolism occur at the same time throughout the body. (T/F) - answer✔True
A calorie is a unit of heat. (T/F) - answer✔True
The preferred unit in metabolic studies and nutrition labels is the kilocalorie (kcal). (T/F) -
answer✔True
The primary (not the 'initial') fuel during endurance exercise is: - answer✔Fatty acids
The molecule used for storing and transferring energy in the body is called: - answer✔Adenosine
triphosphate (ATP)
The ATP/CP pathway is the primary pathway used for activities lasting two minutes or greater.
(T/F) - answer✔False
About 98% of the human body is composed of only six elements: oxygen, carbon, hydrogen,
nitrogen, calcium, and phosphorous. (T/F) - answer✔True
The respiratory system is responsible for: - answer✔- Supplying oxygen to the body
- Eliminating carbon dioxide in the body
- Helps regulate the body's pH balance
The circulatory system consists of: - answer✔Heart, arteries, and veins
The nervous system is made up of the: - answer✔peripheral nervous system and central nervous
system
Excretion is one function of the digestive system. (T/F) - answer✔True
Hormones are classified as: - answer✔Steroids, Amino-Acid derivatives, Peptides
Hemoglobin is an oxygen-transporting protein in red blood cells. (T/F) - answer✔True
The main purpose(s) of hormones is/are to: - answer✔- Alter the rate of synthesis of your
cellular protein
- Change the rate of enzyme activity
- Change the rate of transport of nutrients through the cell wall
Tendons connect bone to bone. (T/F) - answer✔False
The average human adult skeleton has: - answer✔206 bones
Tendons: - answer✔Are extensions of muscle fibers and connect muscle to bone
The anatomical terms for front and back are: - answer✔anterior and posterior
Type I muscle fibers are predominantly aerobic. (T/F) - answer✔True
Type II muscle fibers are entirely aerobic. (T/F) - answer✔False
Muscular hypertrophy is a(n): - answer✔increase in muscle fiber size
In a concentric contraction, the muscle lengthens to produce movements. (T/F) - answer✔False
Kinesiology is: - answer✔The science or study of human movement, and the active and passive
structures involved
An isometric contraction is when: - answer✔A muscle does not lengthen or shorten as it
contracts
True synergy occurs when a muscle contracts to stop the secondary action of another muscle.
(T/F) - answer✔True
An example of an antagonist muscle is: - answer✔Triceps during a biceps curl
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