Nervous System

Which part of the body can make stomach acid?

• Parietal cells in the stomach

• Mast cells in the immune system

• Skeletal muscle cells

• Neurons in the nervous system

Which cells contain substances like histamine?

• Parietal cells in the stomach

• Mast cells in the immune system

• Skeletal muscle cells

• Neurons in the nervous system

What is the shape of skeletal muscle cells?

• Circle blobs

• Cylinders with multiple nuclei

• Thin and thick filaments

• Dendrites and axons

Which system is the topic of this video?

• Digestive system

• Immune system

• Muscular system

• Nervous system

Which region of the brain is involved in balance and movement coordination?

• Medulla

• Pons

• Cerebellum

• Cerebrum

Which system is responsible for motor functions of skeletal muscle?

• Somatic nervous system

• Autonomic nervous system

• Sympathetic nervous system

• Parasympathetic nervous system

What is the resting potential of a neuron?

• More positive than its surroundings

• Equal to its surroundings

• More negative than its surroundings

• Depends on the type of neuron

What happens during depolarization in an action potential?

• Sodium floods inside the axon

• Potassium floods inside the axon

• Sodium floods outside the axon

• Potassium floods outside the axon

What is the space between two neurons called?

• Dendrite

• Axon

• Synapse

• Myelin sheath

How do neurons communicate with each other?

• By releasing neurotransmitters

• By exchanging ions

• By generating electrical signals

• By forming synapses