The strongest bone in the body
The basic functional unit of a muscle fiber
Sarcomere
Function of myelin sheath
Speeds up the transmission of electrical signals along the neuron
These blood vessels carry blood away from the heart.
Arteries
Where does gas exchange occur in the lungs?
The alveoli in the respiratory membrane
If the thoracic cage was damaged, which soft organs would be at risk for injury?
The heart and lungs
A long-distance runner needs muscles that are high endurance. Which type of muscle would they need to perform well?
Type 1 muscle fibers
If damage to the cerebellum occurred, how would the body be affected?
It could affect balance, posture, and a lack of muscle coordination
When exercising, the muscles need more oxygen to function. How does the cardiovascular system adapt to the need for more oxygen?
Cardiac output increases which allow oxygenated blood to flow to the muscles.
How would the respiratory system be affected if the medulla oblongata was damaged?
Control of breathing could be disrupted, and signals sent from the brain to the respiratory muscles could be interrupted