CNS- Brain
What fissure separates the cortex from the cerebellum?
Transverse fissure
Nerves exit the spinal cord through which structure?
Intervertebral foramina
Would a nociceptor be considered phasic or tonic?
Tonic - slow adaptation
What two special senses are chemical senses?
Smell and taste
What are two fundamental types of reflexes?
Somatic and autonomic relfexes
What are the three parts of the diencephalon?
Thalamus, hypothalamus, epithalamus
Where is gray matter located within the spinal cord?
Deep in the spinal cord- "H" shaped formation of gray matter
What functional type of nerve contains both sensory and motor fibers?
Mixed nerves
What kind of transduction aids in sound perception?
Mechanical transduction
What functions in formation of cerebrospinal fluid?
The choroid plexuses
Damage to the premotor cortex would result in what?
Loss of programmed motor skills
What name is given to the last few pairs of spinal nerves?
Cauda equina
What is the only cranial nerve that extends beyond the head and neck?
Vagus nerve (nerve X)
What are the two types of photoreceptors in the retina?
Rods and cones
Name the three meninges in order from most superficial inwards.
Dura mater, arachnoid membrane, pia mater.
What structure connects the two hemispheres of the brain, and what fiber type is it an example of?
Corpus callosum; Commissural fiber
What would you expect to see in the dorsal horns?
Fibers from afferent neurons and interneuron cell bodies
What is the function of the meningeal branch?
Supplies the meninges and blood vessels within meninges
The ___________ of sound waves is interpreted as differing pitches, whereas the _______ of sound waves is interpreted as loudness.
Frequency; amplitude
Which cranial nerve functions in facial expression and taste? What type of nerve is this?
Facial nerve (VII); Mixed nerve
Name three areas where permeability of the blood-brain barrier is increased.
Choroid plexus, vomiting center, and hypothalamus
Which root would motor information pass through?
Ventral root
Name the 5 functional components of a reflex arc.
Receptor, Sensory neuron, Integrating center, Motor neuron, Effector
What cranial nerve do odor receptors constitute?
Cranial nerve I (olfactory)
Which part of the brain stem is involved in maintaining internal homeostasis? Give 3 examples.
Medulla oblongata; cardiovascular, respiratory, vomiting, hiccupping, swallowing, coughing, sneezing centers