The brain is the control center of the body and is responsible for processing information from the senses, initiating motor functions, and controlling higher cognitive functions such as thinking, memory, and emotions.
Brain Structure
The brain is made up of several key structures:
Cerebrum: The largest part of the brain responsible for thinking, voluntary movements, and processing sensory information.
Cerebellum: Located at the back of the brain, it is responsible for coordination and balance.
Brainstem: Connects the brain to the spinal cord and controls basic functions such as breathing and heart rate.
Thalamus: Acts as a relay station for sensory information.
Hypothalamus: Regulates body temperature, hunger, thirst, and other basic survival functions.
Brain Function
The brain carries out various functions, including:
Sensory Processing: The brain receives and interprets information from the senses.
Motor Control: It initiates and coordinates movements of the body.
Memory and Learning: The brain stores and retrieves information, as well as processes new knowledge and experiences.
Emotional Regulation: It influences emotion, mood, and stress responses.
Homeostasis: The brain maintains internal balance and regulates physiological processes.
From Molecules to Organisms: Structures and Processes
Students who demonstrate understanding can:
Use argument based on empirical evidence and scientific reasoning to support an explanation for how characteristic animal behaviors and specialized plant structures affect the probability of successful reproduction of animals and plants respectively.