Exam 4: The Peripheral Nervous System: Sensory, Autonomic, Somatic

What painkilling and mood enhancing compounds are released during prolonged exercise, such as jogging

Accommodation permits near vision.

Match the type of neuron, labelled a. through d., with its description(s). (Options may be used more than once or not at all.) -carry information to the central nervous system

Match the type of nociceptor, labelled a. through c., with the properties associated with each type of nociceptor. (Options may be used more than once or not at all.) -responds to temperature extremes

The term cataract refers to the condition in which the lens becomes stiff and loses its elasticity.

Light is the only stimulus capable of stimulating the photoreceptors of the eye.

Match the types of autonomic receptors, labelled a. through e., with their characteristic(s). (More than one answer may apply.) -bind with acetylcholine released from parasympathetic postganglionic fibres

Sympathetic preganglionic fibres originate in the thoracic and lumbar segments of the spinal cord.

Which of the following helps reduce internal reflection (scattering of light within the eye)

Binocular vision enhances depth perception.

Which of the following is NOT a characteristic of the sympathetic nervous system

Which of the following is characteristic of presbyopia

The pitch of a sound is based on which of the following

Which of these structures normally controls the amount of light entering the eye

Light is a form of electromagnetic radiation composed of particle-like individual packets of energy called ____________________ that travel in wave-like fashion.

Match the type of nociceptor, labelled a. through c., with the properties associated with each type of nociceptor. (Options may be used more than once or not at all.) -responds to cutting, crushing, pinching

The cortical gustatory area is located adjacent to the "tongue" region of the somatosensory cortex.

Match the divisions, labelled a. through d., with the anatomical and physiological autonomic features. (Options may be used more than once or not at all.) -pre- and postganglionic fibres that synapse in the chain ganglia

The receptors for smell are located in the upper nasal cavity, out of the normal path of air currents.

Match the rods and cones, labelled a. through c., with their properties. (Options may be used more than once or not at all.) -three different types as a result of difference in photopigment content