Nervous System part 1

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What is the primary function of the nervous system?

To produce hormones

To circulate blood throughout the body

To regulate muscular and glandular activities (correct)

To control body temperature

What type of response involves conscious awareness?

Motor response

Sensory response

Involuntary response

Voluntary response (correct)

What is the role of sensory receptors in the nervous system?

To respond to internal and external stimuli (correct)

To regulate body temperature

To produce hormones

To transmit motor responses

Which part of the nervous system controls involuntary responses?

Autonomic nervous system Signup and view all the answers

What is the term for the process of combining sensory information with memories and emotions?

Integration Signup and view all the answers

What type of muscle is influenced by the autonomic nervous system?

Cardiac muscle Signup and view all the answers

What is the direction of sensory information flow in the nervous system?

From periphery to central nervous system Signup and view all the answers

What is the term for the response to a stimulus?

Motor response Signup and view all the answers

What is the function of the nervous system in maintaining homeostasis?

Controlling muscular and glandular activities Signup and view all the answers

What is the difference between voluntary and involuntary responses?

Voluntary responses are conscious, while involuntary responses are subconscious Signup and view all the answers

What is the role of the nervous system in receiving information about the environment?

To receive information about the environment Signup and view all the answers

What is the main function of the cerebral cortex?

To control voluntary motor functions and process sensory information Signup and view all the answers

What is the term for the ridges on the surface of the brain?

Gyrus Signup and view all the answers

Which lobe of the brain is responsible for processing auditory information?

Temporal lobe Signup and view all the answers

What is the term for the activation of sensory receptors?

Sensation Signup and view all the answers

What is the pathway that information takes from the senses to the brain?

Afferent pathway Signup and view all the answers

What is the term for the nerves that transmit sensory information from the senses to the brain?

Sensory nerves Signup and view all the answers

Which division of the nervous system is responsible for regulating organ systems and controlling homeostasis?

Autonomic nervous system Signup and view all the answers

What is the term for the area in the frontal lobe that controls voluntary movement?

Primary motor cortex Signup and view all the answers

What is the term for the groove that separates the left and right hemispheres of the brain?

Longitudinal fissure Signup and view all the answers

What is the term for the regions of the brain with many cell bodies and dendrites?

Grey matter Signup and view all the answers

What is the primary function of the sympathetic nervous system during emergency or stressful situations?

To prepare the body for strenuous exercise and increase oxygen delivery to skeletal muscles Signup and view all the answers

What is the effect of belladonna on the parasympathetic nervous system?

It inhibits the parasympathetic nervous system Signup and view all the answers

What is the main difference between the sympathetic and parasympathetic nervous systems?

The sympathetic nervous system is responsible for 'fight or flight', while the parasympathetic nervous system is responsible for 'rest and digest' Signup and view all the answers

What happens to the digestive system when the sympathetic nervous system is dominant?

It shuts down completely Signup and view all the answers

What is the purpose of sweating in the 'fight or flight' response?

To keep excess heat from causing the body to overheat Signup and view all the answers

What happens to heart rate when the parasympathetic nervous system is dominant?

It decreases to conserve energy Signup and view all the answers

What is the effect of the parasympathetic nervous system on gastric motility and blood flow?

It increases gastric motility and blood flow Signup and view all the answers

What is the purpose of salivation in the 'rest and digest' response?

To enhance swallowing Signup and view all the answers

Under which conditions does the parasympathetic nervous system dominate?

During quiet, resting conditions Signup and view all the answers

What is the result of the sympathetic nervous system dominating the parasympathetic nervous system due to belladonna?

Pupil dilation Signup and view all the answers