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Stack #2463063
| Question | Answer |
|---|---|
| the cellular processes of neurons that provide receptive surfaces for input from other neurons are: | dendrites |
| within the meninges, cerebrospinal fluid occupies the: | subarachnoid space |
| the pressure of cerebrospinal fluid is usually measured by introducing a hallow needle between the lumbar vertebrae into the: | subarachnoid space |
| amphetamines have stimulating effects on the nervous system because they: | release norephinephrine |
| the cardiac and vasomotor center are located in: | the medulla oblongata |
| during an action potential depolarization occurs as a result of: | sodium ions diffusing to the inside of the cell membrane |
| the olfactory receptors are examples of: | chemoreceptors |
| the visual disturbance and limb numbness a person with a migraine experience is probably caused by | cerebral blood flow deficient |
| anosmia is a loss of | smell |
| the auditory ossicles are located in | the middle ear |
| which of the following would cause a form of conductive hearing impairment? | torn tympanic memebrane |
| which of the following correctly lists parts through which light passes as it enters the eye | cornea aqueous humor lens vitreous humor |
| glaucoma caused by | accumulation of aqueous humor |
| referred pain occurs when the brain projects the sensation back to the original source in the body which the pain originated: true or false | false |
| pain sensations arising from visceral organs may be caused by stretching of tissue true of false | true |
| a synapse is the functional connection between 2 neurons true or false | true |
| a deficiency of calcium in the body can result in involuntary muscle contractions true or false | true |
| a nerve is a single neuron true or false | false |
| the subarachnoid space within the meninges contains cerebrospinal fluid true or false | true |
| hormone concentrations are regulated by | levels of substances in the blood only |
| which of the following is secreted by neurosecretory cells in the posterior lobe of the pituitary gland? | antidiuretic hormone |
| which of the following hormones exerts its effect primarily on the reproductive organs? | follicle stimulating hormone |
| diabetes insipidus is caused by? | a lack of ADH |
| throxine: | increases the rate at which proteins are sythesized |
| the secretion of parathyroid hormone is controlled primarily by the | plasma calcium concentration |
| an example of a hormone secreted by the adrenal medulla is | epinephrine |
| insulin causes | a decrease in the concentration of blood glucose |
| the uvula is | a projection of the soft palate |
| salivary amylase digests: | carbohydrates |
| the parietal cells of gastric gland secrete: | hydrochloric acid |
| gallstones are usually composed of | cholesterol |
| during the defecation reflex the | diaphragm lowers |
| the movement of chyme through the small intestine is increased by parasympathetic impulses true or false | true |