Exam 4 Review

Front

What is a nerve?

Back

A nerve is a collection of neuronal axons surrounded by connective tissue.

Front

What type of stimulus do Ruffini cells respond to?

Back

Ruffini cells respond best to stretch.

Front

What type of stimulus do Pacinian corpuscles respond to?

Back

Pacinian corpuscles respond best to vibration and pressure.

Front

Which region of the diencephalon regulates the human circadian cycle?

Back

The pineal body helps to regulate the human circadian cycle.

Front

Where is the likely damage if a patient cannot smell anything after head trauma?

Back

The likely damage is in the frontal lobe.

Front

What is the primary function of neurons?

Back

Neurons transmit information throughout the nervous system.

Front

What is the difference between the central nervous system (CNS) and the peripheral nervous system (PNS)?

Back

The CNS consists of the brain and spinal cord, while the PNS includes all the nerves outside the CNS.

Front

What role do sensory receptors play in the nervous system?

Back

Sensory receptors detect stimuli from the environment and convert them into neural signals.

Front

What is the function of the hypothalamus?

Back

The hypothalamus regulates various autonomic functions, including temperature, hunger, and circadian rhythms.

Front

What is the structure of a neuron?

Back

A neuron consists of a cell body, dendrites, and an axon.