The purpose of the warm-up is to:
A) Slowly increase the pulse rate to an aerobic level.
B) Facilitate vascular changes (splenic shunt) to accommodate aerobic exercise.
C) Gear up the energy metabolism, i.e., increase the delivery of oxygen and nutrients to the working muscle, and raise the temperature to an optimal level for energy production.
D) Increase the elasticity of the muscle fibers, which helps to prevent muscle, tendon, ligament, and joint injuries, as well as improve muscle contraction and preserve muscle glycogen in addition to reducing the amount of lactic acid build-up in the muscles.
E) All of the above
Question 2
Andrew Jamison is a 47-year-old construction worker with a long history of alcohol abuse. Recently he has been experiencing fatigue, weakness, loss of appetite, and weight loss. A visit to his physician and laboratory testing confirmed a diagnosis of cirrhosis. He is 5'10 tall and currently weighs 145 pounds (66 kilograms).In the future, Mr. Jamison may face all of these complications except _____.
a. ascites
b. portal hypertension
c. gastroesophageal varices
d. kidney cancer
e. jaundice
Browning and Gunning demonstrated that placental transfer tissues increase plant reproductive succes
Respiratory Assistive Devices, Pulse Oximeter
Energy Level Diagram of Hydrogen
World Mean Sea-Level Temperatures in January
Keeping your feelings to yourself may increase your stress level
The age-adjusted rate of melanoma, a deadly form of skin cancer, from 1973 to 2000. Over that time p