Things I Got Wrong In The Test..... Flashcards
What are the by-products of aerobic respiration?
Carbon dioxide and water (NOT SWEAT!!!)
What is a benefit of the 1st class lever system?
In this class of lever a fairly small effort is required from the muscles in order for us to be able to lift a fairly heavy load.
What is one reason our heart rate often takes a lot of time to recover after exercise?
After exercise we need to repay our muscles the oxygen debt which they need in order to remove lactic acid.
When a person is standing still with their heels touching the floor what movement is their ankle doing?
At this point their ankle will be in dorsi-flexion.
What are the two muscles involved in an antagonistic pair?
The agonist (muscle that contracts), and antagonist (the muscle which relaxes).
What movement does a discus thrower use when throwing the discus?
They use extension when throwing the discus forwards and the ball and socket joint at the elbow allows them to do this with good technique.
Why does the skeletal system help us in a contact sports?
It protects us and therefore reduces our chances of getting injured.
What PED can someone take to increase the oxygen delivery to their muscles?
Erythropoietin (I knew this but not 100%)
How does the skull prevent us gettint injured?
When we play football and head the ball, our skull prevent very important organs such as the brain from getting damaged.
What’s the five functions of the skeletal system?
Red and white blood cell maturation Storing calcium and phosphorus Generating movements Protection Providing muscle attachments.
