Nervous System

Front

What are beta-receptors?

Back

Beta-receptors are a type of adrenergic receptor that respond to the hormones epinephrine and norepinephrine, playing a key role in the sympathetic nervous system.

Front

What is the function of beta-1 receptors?

Back

Beta-1 receptors primarily affect the heart, increasing heart rate and contractility.

Front

What is the function of beta-2 receptors?

Back

Beta-2 receptors are primarily found in the respiratory system and blood vessels, causing bronchodilation and vasodilation.

Front

What is Donepezil (Aricept) used for?

Back

Donepezil is used to treat symptoms of Alzheimer's disease by increasing levels of acetylcholine in the brain.

Front

What are common side effects of Relpax?

Back

Common side effects of Relpax include dizziness, nausea, and fatigue.

Front

What neurotransmitter is deficient in Parkinson's disease?

Back

Dopamine is the neurotransmitter that is deficient in Parkinson's disease.

Front

What is the role of peripheral nerves?

Back

Peripheral nerves transmit signals between the central nervous system and the rest of the body, including muscles and organs.

Front

What is the central nervous system composed of?

Back

The central nervous system is composed of the brain and spinal cord.

Front

What is the function of the spinal cord?

Back

The spinal cord transmits signals between the brain and the rest of the body and coordinates reflexes.

Front

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

Back

The sympathetic nervous system prepares the body for 'fight or flight' responses, while the parasympathetic nervous system promotes 'rest and digest' functions.