A) the dorsal horn of the spinal cord. B) the cerebellum. C) the ventral horn of the spinal cord. D) the motor cortex. E) the basal ganglia.
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Amyotrophic lateral sclerosis (ALS) is a disorder of nervous system where degeneration of the lower and upper motor neurons take place. Because the motor neurons cannot stimulate the muscles hence the muscles do not function properly and muscle becomes weak and stiff in this disease.
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- The general function of working memory is to ____. a.) hold information until it has time to get to long-term storage b.) store memories of life events permanently c.) attend to and operate on current information d.) store information related to repetitious motor movementsThe decline in the number of motor neurons coincides with the appearance of pyknotic cells, which indicates that a) only damaged motor neurons die. b) motor neurons die during normal development. c) neurogenesis of motor neurons occurs throughout life. d) motor neurons do not normally die during development.The gray matter of the spinal cord transports information to and from the brain. a) true b) false
- An animal undergoes bilateral lesion to the subventricular zones. What brain area would be affected by this lesion? Question 8 options: A) The cerebellum B) The olfactory bulb C) The hippocampus D) The amygdalaThe “rest and digest” portion of the autonomic nervous system is also called the Question 4 options: A) Spinal autonomic B) Parasympathetic system C) Sympathetic system65. Which of the following fibers provides the only output of the cerebellar cortex? A) Climbing fibers B) Golgi cell fibers C) Mossy fibers D) Parallel fibers E) Purkinje cell fibers
- There is no single "sleep center" or "waking center" in the brain. Which forebrain arousal center helps to maintain wakefulness by releasing orexin (a.k.a., hypocretin) and maintaining activity in the prefrontal cortex? A) Raphe nuclei B) Lateral hypothalamus (LH) C) Basal forebrain D) Pedunculopontine (PPT) and laterodorsal tegmental (LDT) nucleiWhich of the following carries pain information to the brain from the spinal cord? Question 7 options: A) Ventral horn of gray matter B) Ventral corticospinal tract C) Spinocerebellar tract D) Lateral corticospinal tract E) Lateroventral spinothalmic tractIn the limbic stream through the basal ganglia, the basal ganglia output projects from what region? Question 12 options: A) External segment of the globus pallidus B) Ventral pallidum C) Putamen D) Internal segment of the globus pallidus E) Striatum
- 1) Your brachioradialis muscle is controlled by the: a) cervical plexus. b) phrenic nerve. c) brachial plexus. d) lumbosacral plexus.Which of the following is not part of the peripheral nervous system? a) The cranial nerves b) The spinal nerves c) Ganglier d) The spinal cordIn which orientation are we viewing this brain? Which hemisphere are we looking at? a) mid-sagittal; left b) mid-sagittal; right c) coronal; left d) coronal; right