Explain how aerobic exercises increase cardiovascular fitness
1 . Aerobic exercises strengthen and expand the capacity of the lungs to deliver oxygen.
2 . They increase the ability of the circulatory system to deliver blood and oxygen to muscles and other tissues throughout the body.
3 . They strengthen the ability of the heart to move an increased volume of blood through the body.
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Except for ______, all of the following are similar in how they are absorbed and transported in the body.
A. vitamin B6 B. vitamin D C. vitamin A D. vitamin K
Kristin and Lisa are getting ready to go out for Lisa's 21st birthday. Kristin and Lisa's other friends are planning on helping Lisa have a "good time." Lisa has never drunk alcohol and does not know how she should plan to drink safely. Kristin promises to take care of Lisa throughout the evening. Before going downtown to meet their friends Kristin and Lisa each have a fruity mixed drink and
decide to wait to eat until they are at the restaurant. Thirty minutes later Lisa and Kristin meet their friends and enjoy a round of drinks to celebrate while ordering from the dinner menu. By the time the meal arrives Lisa is feeling the effects of the alcohol in her system, but the friends agree to order another round of drinks. After dinner the friends walk down to the disco and start dancing and each have two or three more drinks in the next hour. A short while later Lisa is having a hard time seeing, hearing, and coordinating her body movements. She starts to feel nauseous and goes to the bathroom to throw up. Kristin decides that they should go home. In the cab on the way home Lisa starts to fall asleep. Kristin doesn't really remember how many drinks Lisa has had and is concerned that she may have drunk too much and might be experiencing alcohol poisoning. Kristin had some muscle soreness from working out and decided to take a couple of non-aspirin pain relievers before going out drinking. Which of the following health problems could develop if she continues to use a pain reliever and drink three or more drinks per day? A) Hangovers B) Muscle strains C) Ulcers D) Liver damage E) c, d
Gluconeogenesis is the:
a. catabolism of carbohydrate b. creation of glucose from glycerol and amino acids c. breakdown of glycogen releasing glucose d. creation of glycogen
Can drinking coffee stunt the growth of children?
What will be an ideal response?