Level of Organization
An individual living thing
Organism
The smallest structural and functional unit of an organism
Cell
If something is sour, which sense am I describing?
Taste
Coordinates all of the body's activities.
Brain
All of the organisms of the same species that live in a particular area
Population
All living things on Earth are
Cell-based
Which two senses are directly connected?
Smell and taste
Division of the nervous system made up of all the nerves outside the central nervous system; connects the brain and spinal cord to other body parts.
Peripheral Nervous System
Four types of tissues include
Epithelial, connective, muscle, and nerve
Cell theory explains that all cells come from
Other Cells
Which sense has receptors through the body?
Touch
Controls voluntary actions; made up of the cranial and spinal nerves that go from the central nervous system to the skeletal muscles.
Somatic system
The human body has __ organ systems
12
What are the 3 components of cell theory?
All organisms are composed of cells., Cells are alive and the basic living units of organization in all organisms., All cells come from other cells.
The sense of sight detects _______ stimuli
Electromagentic
Controls internal organs and glands during emergencies. It prepares the body for "fight or flight".
Sympathetic Division
Level of organization within organisms is ..
Cells, tissue, organ, organ system, organism
What is the cell membrane?
The cell membrane is a barrier that separates the cell from the outside world.
What type of stimulus does taste detect?
Chemical
The PNS includes nerves of the
hands, arms, feet, legs, and trunk.