The type of metabolism required for exercise that lasts more than 2 minutes is:
a. aerobic.
b. anaerobic.
c. oxidative.
d. endurance.
Q. 2The body's short-term energy needs are supplied by:
a. glycogen.
b. fatty acids.
c. oxygen.
d. amino acids.
Q. 3The body's immediate energy needs are supplied by:
a. glucose.
b. ATP.
c. acetyl CoA.
d. phosphocreatine.
Q. 4The basic compound that supplies energy to body cells is:
a. myosin.
b. adenosine triphosphate (ATP).
c. glycogen.
d. acetyl coenzyme A (CoA).
Q. 5Exercise improves mental health via production of:
a. estrogen.
b. insulin.
c. endorphins.
d. adrenaline.
Q. 6When the supply of muscle glycogen is exhausted, the condition is called muscle:
a. spasm.
b. contraction.
c. fatigue.
d. relaxation.
Q. 7Essential fat is stored in:
a. metabolically active tissue.
b. reproductive organs.
c. adipose tissue.
d. the brain and cell membranes.
Q. 8The smallest muscle fiber bundles responsible for muscle contraction are known as:
a. fasciculi.
b. myofilaments.
c. reticulum.
d. myofibrils.
Q. 9The phrase that best describes the term energy is:
a. metabolic activity.
b. foods with macronutrients.
c. the body's ability to do work.
d. a feeling of exuberance.