Key Area 2: Control and Communication Flashcards
1
Q
What are the components of the nervous system?
A
The central nervous system (CNS) and peripheral nervous system (PNS).
2
Q
What are the three main parts of the brain and their functions?
A
Cerebrum: Language, memory, speech, conscious thought.
Cerebellum: Coordination and balance.
Medulla: Regulates breathing and heart rate.
3
Q
What are the types of neurons?
A
Sensory, inter, and motor neurons.
4
Q
What is a reflex arc?
A
A fast response pathway involving sensory, inter, and motor neurons.
5
Q
What are hormones?
A
Chemical messengers released by endocrine glands.
6
Q
What hormones control blood glucose?
A
Insulin (lowers glucose) and glucagon (raises glucose).
