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Weeks 7-13
Anatomy - Week 7-13
| Question | Answer |
|---|---|
| The fastest nerve fibers in the body can conduct impulses up to approximately _____ meters per second. | 130 |
| Which of the following statements about amino acid neurotransmitters is incorrect? | They are all inhibitory neurotransmitters. |
| Severe depression can be caused by a deficit in certain brain synapses of: | neuropeptides. |
| Which of the following is not used by the body as a neurotransmitter? | Peroxide |
| The only ion(s) that can diffuse across a neuron’s membrane when the neuron is at rest is (are): | potassium. |
| When current leaps across an insulating myelin sheath from node to node, the type of impulse conduction is called: | saltatory conduction. |
| Afferent nerves or fibers are found only in the _____ nervous system. | sensory / autonomic |
| If the dorsal root ganglia of the spinal nerve were destroyed, a person would lose _____ related to that pathway. | sensory perception |
| Cerebrospinal fluid is formed by filtration of blood in the: | choroid plexuses. |
| Normal infants will show the Babinski reflex up to the age of _____ years. | 1 |
| Which of the following is not a function of the hypothalamus? | Regulation of motor activity |
| Which of the following is not true of the knee jerk reflex? | It is a flexor reflex. |
| Which is not true of the hormone somatostatin? | It inhibits the secretion of glucagon. / It stimulates the secretion of insulin. |
| Which of the following statements is not true of the pineal gland? | Melatonin is stimulated by the presence of sunlight. |