Ch 7 Flashcards
(25 cards)
The ____ controls most reflex responses and regulates involuntary behaviors such as breathing and maintenance of body position
Hindbrain
The ____ is part of the _____ responsible for regulating heart rate and blood pressure
Medulla oblongata
Hindbrain
The _____ love of the mammalian brain contains the olfactory cortex and auditory cortex
Temporal
The vagus nerve is a _____ nerve that innervates organs such as the ____
Mixed
Heart
The baroreceptor reflex is an example of ____ reflex that is elicited by information received from _____ receptors
An autonomic
Stretch
The somatic motor nervous system controls ____
Skeletal muscle
In the sympathetic division of the ANS l, neurotransmitter released by preganglionic fibers is _____ and the neurotransmitter released by Postganglionic fibers is
ACh
NE
The ____ is part of the ____ responsible for information processing
Cerebrum
Forebrain
The ____ is part of the ____ responsible for the initial formation of memory
Hippocampus
Forebrain
In the parasympathetic division of the ANS, the origin of preganglionic fibers is the ____ and ganglia are located ______
Brainstem and spinal cord (S2-S4)
In or near target organs a simple spinal reflex goes along which f the following reflex arcs
A simple spinal reflex goes along which of the following reflex arcs
Receptor, afferent neuron, integration center, efferent neuron, effector
The ___ is a modified sympathetic ganglion that releases epinephrine and norepinephrine into the blood stream
Adrenal medulla
During habituation in sea slugs, there is ____ of calcium channels in sensory neurons that leads to ____ in the release of excitatory neurotransmitter from sensory neurons
Inactivation
A decrease
The ____ is part of the ____ responsible for coordination of locomotion
Cerebellum
Hindbrain
Somatic reflex arcs differ from autonomic reflex arcs in that somatic reflex arcs ____
Contain one motor neuron in the efferent pathway
The blood brain barrier prevents ____ in the blood from entering brain cells
Urea
Animals of most phyla exhibit cephalization and a brain except for the _____
Cnidarians and echinoderms
The _____ division of the _____ nervous system is active after you have eaten a meal in order to facilitate digestion of food
Parasympathetic
Autonomic
Spinal nerves are composed of _____ neurons
Both sensory and motor
The _____ is part of the _____ responsible for reflex responses to visual, auditory, and touch information
Tegmentum
Midbrain
_____ neurons carry information from the CNS to effectors such as cardiac or smooth muscle
Visceral motor
Connective tissue layer around the CNS is a _____
Meninge
A group of neuron cell bodies in the peripheral nervous system is a ____
Ganglia
The _____ nerve carries sensory information concerning hearing and balance
Vestibulocochlear
