Body sytems Flashcards
1
Q
Cellular respiration:
A
oxygen + glucose –> carbon dioxide + water + energy
OXGEN–> from respiratory system through capillaries into blood
GLUCOSE–> from digestive system through small intestine lining into blood
–> pumped by the circulatory system into body cells
2
Q
What is homeostasis?
A
control or maintaining a constant internal environment
3
Q
What is the stimulus response model?
A
- stimulus
- sensor
- control
- effector
- response
4
Q
SUMMARY of the endocrine system
A
- uses hormones
- slow but lasts long
- chemical conrol
5
Q
SUMMARY of the nervous system
A
- electrical pulses
- fast and doesn’t last long
- nerve + neurons
6
Q
What does homeostasis regulate?
A
- temperature
- blood sugar
- oxygen
- hydration
7
Q
How does the body regulate temperature?
A
too hot: sweat, face goes red
too cold: goosebumps, shivering, skin goes blue
8
Q
What are hormones?
A
Chemical messangers used by the endocrine system
