Nervous system review
Myelinated nerve fibers appear Black Brown Grey Transparent White Answer: E
Grey matter: Cortex and Basal ganglia White matter: Tracts Grey matter: Horns White matter: Tracts
Which of these pairs denote the same type of neuron? Afferent: Motor Afferent: Interneuron Efferent: Interneuron Efferent: Motor Efferent: Sensory Answer: D
Path of Travel Sensory interneurons motor (afferent) (association) (efferent)
A subdivision of the nervous system that regulates the activity of cardiac muscle, smooth muscle and glands is the Autonomic nervous system Central nervous system Peripheral nervous system Somatic nervous system Answer: A
Match the following association areas with the lobe of the brain involved. A. Frontal B. Parietal C. Temporal D. Occipital E. Insula Vision Movement (Motor cortex) Touch Understanding words Problem solving skill Reading Answer: D Answer: A Answer: B Answer: C Answer: A Answer: C
Association Areas of Cerebrum
Match the following parts of the brain with their functions. A. Hypothalamus B. Thalamus C. Epithalamus D. Medulla Oblongata E. Choroid plexus F. Basal ganglia G. Reticular formation H. Cerebellum Balance and coordination Heartbeat, breathing, blood pressure, swallowing Consciousness (damage can result in coma) Make cerebrospinal fluid All things homeostatic! Motor relay station Answer: H Answer: D Answer: G Answer: E Answer: A Answer: F
Fiber (axon) Epineurium Perineurium Fascicle Endoneurium A B Answer: A Answer: D E Answer: C Answer: E Answer: B
Pia mater 3. Skull (cranium) 2. Dura mater 4. Arachnoid mater B C D E Pia mater 3. Skull (cranium) 2. Dura mater 4. Arachnoid mater Answer: E Answer: B Answer: C Answer: D
B) parasympathetic neuron C) postganglionic neuron A) ganglion B) parasympathetic neuron C) postganglionic neuron D) preganglionic neuron E) sympathetic neuron Cell body in CNS Elicits “fight or flight” response Entire cell ouside CNS; communicates with effector Answer: D Answer: E Answer: C
B) celiac (solar) plexus C) pulmonary plexus A) cardiac plexus B) celiac (solar) plexus C) pulmonary plexus D) inferior mesenteric plexus renal plexus Innervates kidneys Controls largest number of organs Controls digestive functions Answer: E Answer: B Answer: D
“wind knocked out of you” Autonomic Plexuses Tangled networks of axons from sympathetic & parasympathetic neurons Cardiac (heart), pulmonary (lungs), celiac or solar (liver, gall bladder, stomach, pancreas, spleen, kidneys, testes, ovaries), superior mesenteric (small & large intestines), inferior mesenteric (large intestine), renal (kidneys & ureters) “wind knocked out of you”