Blog

Choose the correct answer to complete the sentence.   A _____________________________ is a gap between two neurons where information passes in the form of neurotransmitter molecules.  An _________________________________ is a gap which has channel proteins connecting the two neurons, so the impulse signal can travel straight over the gap.

Choose the correct answer in completing the sentences. A ____________________ is made up of a _______________ neuron and the skeletal muscle fibers innervated by that neuron’s axonal terminals.  _______________________ are specialized chemical synapses formed at the sites where the terminal branches of the axon of a neuron contact a target muscle cell.  

______________________________ tissues respond quickly to outside stimuli by means of changes in membrane potential.

A neuron in which the axon is enveloped by a layer of Schwann cell membranes (sheath) is said to be ____________________ and  is crucial for faster conduction of an action potential.

Which of the following statements or characteristics is NOT true of  homeostasis in the human body?

Conduction along a neuron is affected by each of the following factors except:

Specialized cells that are grouped together according to structure and function constitutes which of the following?

Which statement is not true regarding enzymes in the human body?        

Most hearing people don’t know much about sign language because they have very little _____ with deaf people.

Where do action potentials form in a neuron?