The Body in Motion

Question 1

what is the structure and function of synovial joints?

Answer 1

the synovial joint allows maximum movement.
the important parts of the joint, include:
- ligaments
- tendons
- synovial fluid
- hyaline cartilage

Question 2

what are the two muscle relationships?

Answer 2

agonist:
an agonist or prime mover is the muscle causing the major action

antagonist:
the muscle that must relax and lengthen to allow the agonist to contract

Question 3

muscle contractions

Answer 3

concentric:
concentric muscular contraction is when the muscle exerts a force and shortens in length

eccentric:
eccentric contraction is when the muscle produces a force but increases in its length

isometric:
isometric contraction is when a muscle produces a force but does not change in length

Question 4

what is the structure and function of the respiratory system?

Answer 4

respiration facilitates the exchange of essential gases (CO2 and O2) between the air we breath and our blood
inspiration:

expiration:

formula:
glucose+ oxygen -> carbon dioxide+ energy+ water

Question 5

what are the two lung functions?

Answer 5

-

Question 6

what is the exchange of gases?

Answer 6

-