Understanding Your Nervous System

What is the primary function of the nervous system?

• To circulate blood throughout the body.

• To provide structural support to the body.

• To digest food and absorb nutrients.

• To coordinate and control body responses to stimuli.

What are the two main types of cells in the nervous system?

• Skin cells and fat cells

• Neurons and glial cells

• Red blood cells and white blood cells

• Muscle cells and epithelial cells

How does the nervous system help you respond to threats?

• The nervous system detects threats and triggers a fight-or-flight response to prepare the body for quick action.

• The nervous system makes you feel sleepy during threats.

• The nervous system has no role in responding to threats.

• The nervous system only helps with digestion.

What is a neuron?

• A neuron is a type of muscle cell that contracts.

• A neuron is a type of blood cell that carries oxygen.

• A neuron is a hormone that regulates mood.

• A neuron is a specialized cell that transmits information in the nervous system.

Can the nervous system affect your memory?

• Yes, the nervous system can affect your memory.

• The nervous system only affects physical movement, not memory.

• Memory is solely determined by genetics, not the nervous system.

• No, the nervous system has no impact on memory.

How does your body react involuntarily to danger?

• The body reacts involuntarily to danger by activating the fight-or-flight response.

• The body becomes paralyzed and unable to move.

• The body releases a calming hormone to relax the muscles.

• The body immediately falls asleep to avoid the danger.

What system is responsible for perceiving your environment?

• Nervous system
• Digestive system
• Respiratory system
• Nervous system

What two main sections can the human nervous system be divided into?

• Autonomic nervous system and somatic nervous system
• Cerebral nervous system and spinal nervous system
• Sympathetic nervous system and parasympathetic nervous system
• Central nervous system and peripheral nervous system

What does the CNS consist of?

• The CNS consists of the heart and lungs.
• The CNS consists of the stomach and intestines.
• The CNS consists of the kidneys and liver.
• The CNS consists of the brain and spinal cord.

What do sensory neurons do?

• Sensory neurons produce hormones in the body.
• Sensory neurons are responsible for memory storage.
• Sensory neurons transmit sensory information to the central nervous system.
• Sensory neurons control muscle movements.