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

The axons controlling skeletal muscles are large and myelinated.

Which of these statements describes the retina

Binding of ____________________ to nicotinic receptors is always excitatory.

In the retina, photoreceptor cells do not synapse with bipolar cells.

Organophosphates are a group of chemicals that modify neuromuscular junction activity by irreversibly inhibiting what chemical compound

Which of these activities happens during dark adaptation

The ____________________ is a modified sympathetic ganglion that does not give rise to postganglionic fibres, but instead secretes hormones similar or identical to sympathetic postganglionic neurotransmitters into the blood.

Which of the following conditions is caused by vitamin A deficiency

Which of the following applies to acetylcholinesterase

Match the type of neuron, labelled a. through d., with its description(s). (Options may be used more than once or not at all.) -terminate on effector organs

The ____________________ is the ossicle attached to the oval window.

Rods and cones have a G protein called ____________________.

The refractive structure of the eye that has the ability to change its strength is the ____________________.

Cardiac activity is increased when norepinephrine binds on which of these receptors on cardiac muscle

Match the rods and cones, labelled a. through c., with their properties. (Options may be used more than once or not at all.) -confer colour 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.) -responsible for thoughts and other higher mental functions

Depth perception comes about in large part because of binocular vision.

All the following release acetylcholine EXCEPT _________

Match the ear parts, labelled a. through e., with their characteristics. (Options may be used more than once or not at all.) -provides information about the position of the head relative to gravity

Which of these statements describes receptors