BioBeyond: Unit 8 Cardio Lab: A CHANGE OF HEART Questions and Answers

BioBeyond: Unit 8 Cardio Lab: A CHANGE
OF HEART Questions and Answers

In the case of astronauts, less blood fills the heart's left ventricle. Make an inference about how
you think the heart will respond. The heart will not have to contract as hard. Heart
muscles will atrophy (decrease in mass) as a result



Use the evidence shown to explain how a reduction in the volume of blood filling the ventricles
could impact the structure of the ventricles. There is a decrease in the mass of astronauts'
left ventricle .



Predict how changes to the left ventricle might affect the body's ability to supply cells with
oxygen and nutrients.

top to bottom Down red arrow for all



What type of person may also experience cardiovascular deconditioning? Select only one.
3rd picture down (woman laying in hospital bed)




Choose which one will be most effective in preventing the loss of cardiac tissue. Working
Out



Take a look at the following exercise devices. Select whichever one you think may be useful in
maintaining heart health. 1st Picture (stationary bicycle)