Digestive System
The Mouth
What are the two categories of the nervous system?
The central nervous system and the peripheral nervous system
What is the function of the respiratory system?
To exchange gases between the body and external atmosphere
What is the function of the endocrine system?
To produce and secrete hormones
What is the major organ in the cardiovascular system?
The heart
What are the two types of digestion?
Mechanical and Chemical digestion.
What is the main organ in the nervous system?
The brain
Which chemical process is responsible for breathing?(inhale, exhale)
Cellular respiration
What determines the function of a hormone?
The shape
The cardiovascular system is also known as...
The circulatory system
What kind of digestion results in macromolecules?
Chemical digestion
What is the function of the nervous system?
To sense and respond to stimuli inside and outside the body
Why does your breathing rate increase when exercising?
Because your body is trying to transport more oxygen throughout cells to make ATP
What is the target cell?
A cell with receptor molecules for a specific hormome
What is the function of the cardiovascular system?
To circulate nutrients, and other necessary materials(gases, hormones) throughout the blood(body)
What is the function of mechanical digestion?
To physically break down food
How does the nervous system send signals throughout the body?
Through neurons
Through what process does gas exchange happen?
Diffusion
What do hormones do?
Help regulate the activity of certain cells and organs
Why does the heart beat faster when exercising?
Because your body is trying to pump blood throughout the body to supply nutrients for cells
What is the major site of nutrient absorption?
The small intestine
What has to be true about receptors and signals for a signal to be transmitted?
Is carbon dioxide a reactant or product of cellular respiration?
product
What organ is the hormone insulin produced in?
The pancreas
How is blood transported throughout the body?
Through the veins