Muscle Anatomy
Sliding Filaments
Starts with E
Nervous Anatomy
Action Potentials
100

The type of muscle found in the heart.

What is cardiac muscle?

100

Name a strong person.

Anyone, but double points if you say Dr. Bradshaw

100

The final answer option on a scantron form

What is E?

100

The central division of the nervous system that contains the brain and spinal cord.

What is the central nervous system?

100

Another term for the chemical force in the electrochemical forces that move ions across membranes.  Moves ions from high to low concentrations.

What is diffusion?

200

The technical name for the thin myofilament.

What is actin?

200

The ion that is stored in the terminal cisternae.

What is calcium?

200

The connective tissue that surrounds each muscle fiber.

What is endomysium?

200
The most abundant, versatile, and highly branched glial cells.

What are astrocytes?

200

When the inside of the membrane becomes less negative (more positive).

What is depolarization?

300

The smallest contractile unit of a muscle.

What is a sarcomere?

300

The space between the nerve and the muscle in the neuromuscular junction.

What is the synaptic cleft?

300

The functional characteristic of muscle that allows it to recoil and resume its original resting length.

What is elasticity?

300
A synapse that connects an axon to a dendrite.

What is an axodendritic synapse?

300

The ion that leaves the neuron during repolarization.

What is potassium?

400

The functional characteristic of muscle that allows it to shorten forcibly.

What is contractility?

400

The molecule that is blocking the binding sites on actin.

What is tropomyosin?

400

Glial cells that range in shape from squamous to columnar and circulate cerebrospinal fluid.

What are ependymal cells?

400

Gaps in the myelin sheath between adjacent Schwann cells.  Allows for saltatory conduction.

What are Nodes of Ranvier?

400

The gate that prevents sodium from entering the cell during repolarization.

What are sodium inactivation gates?

500

The area of the muscle where only thin filaments are found.

What is the I band?

500

The term for when more sodium enters the cell than potassium leaves the cell and the inside of the muscle cell becomes more positive at the neuromuscular junction.

What is end plate potential?

500

The motor division that transmits impulses from the CNS to effector organs.

What is efferent division?

500

The class of neurotransmitters that contains dopamine, norepinephrine, and epinephrine.

What are catecholamines?

500

The type of summation where EPSPs from two different axons summate.

What is spatial summation?

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