A&P 1st quarter review

Which part of the neuron increases the strength of a nerve signal by increasing the voltage of the action potential?

• Neuroglia

• Glial cells

• Neurons

• Schwann cells

What do vesicles in nerve cells do?

• Release neurotransmitters into the synaptic cleft.

• Store energy for cell functions.

• Protect the cell from viruses.

• Facilitate cell replication.

What is the function of the nodes of Ranvier in the myelination process?

• Speed up transmission of nerve impulses.

• Protect the neuron from damage.

• Store neurotransmitters for quick release.

• Provide structural integrity to the axon.

Which nervous system division controls voluntary movements?

• Somatic

• Parasympathetic

• Autonomic

• Sympathetic

Which type of cells transmit electrical signals in the nervous system?

• Neurons

• Glial cells

• Blood cells

• Muscle cells

What type of joint allows for movements such as flexion, extension, abduction, and adduction?

• Ball and Socket

• Gliding

• Pivot

• Hinge

What division of the autonomic nervous system is responsible for 'fight or flight' responses?

• Parasympathetic

• Sympathetic

• Somatic

• Autonomic

Which structure in the brain is responsible for coordination and balance?

• Cerebellum

• Cerebrum

• Frontal Lobe

• Brain Stem

Which process in bones involves creating new bone cells?

• Osteogenesis

• Hematopoiesis

• Myelination

• Glycolysis

Which part of the neuron is involved in transmitting impulses towards the synapse?

• Dendrite

• Cell Body

• Axon

• Myelin Sheath