Exam 29: Neural Control

The spinal cord transmits information between peripheral nerves and the ____.

Evolution of bilateral body plans was accompanied by ____.

What is the first event of an action potential?

What is a membrane potential and what causes it?

Match the region of the vertebrate brain to its function. -This region of the brain controls reflexes for sneezing, coughing, and vomiting.

Which part of a neuron houses the nucleus?

Acetylcholine ____ skeletal muscle and ____ cardiac muscle.

Which word best describes the interaction of sympathetic and parasympathetic systems?

Activation of the sympathetic nervous system ____.

A cell's resting potential of -70 millivolts is due to the distribution of charged ____ inside and outside of a neuron.

Animals with radial symmetry have a mesh of interconnected neurons called a ____.

Which structure is not involved in a spinal reflex?

Because Na⁺ voltage-gated channels exist only at ____ along a myelinated axon, this is the only point on the axon at which action potentials occur.

Membrane potential cannot exceed +30 mV because at this level, voltage-gated sodium channels close, and ____.

The region of the frontal lobe that controls voluntary movement is called the ____.

Dorsal roots emerging from the spinal cord contain ____.

What is a defining feature of chordate embryos?

Which neurotransmitter-response pairing is mismatched?

Which area of the brain consists of highly folded gray matter?

Match the region of the vertebrate brain to its function. -This region of the brain houses emotions and physiological responses to emotions.