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A/P Week 9

QuestionAnswer
Class of hormones secreted during chronic stress that depress immune function. androgens gonadotrophins mineralocorticoids amino acid-based hormones glucocorticoids glucocorticoids
The hypophyseal portal veins are primarily located in the infundibulum. pars intermedia. tuber cinereum. pars nervosa. infundibulum.
Which of the following minerals is essential for the formation of thyroid hormone? calcium iron copper iodine iodine
Endolymph is made from perilymph. in the scala vestibuli. in the stria vascularis. from the dura mater. in the stria vascularis.
Receptors for hearing are located in the semicircular canals. cochlear duct. tympanic membrane. middle ear. cochlear duct.
Hormone that inhibits osteoclast activity in children. calcitonin thyroxine oxytocin parathyroid hormone catecholamines calcitonin
Which of the following areas has the highest concentration of cones? the ora serrata retinae the optic disc the macula lutea the fovea centralis the fovea centralis
Which of the following endocrine glands develops primarily from the endoderm of the pharynx? pineal anterior and posterior lobes of the pituitary adrenal medulla thyroid and parathyroids thyroid and parathyroids
The nerve carrying taste information from the anterior two-thirds of the tongue is the olfactory. hypoglossal. facial. glossopharyngeal. facial.
Region of the adrenal cortex that secretes DHEA. zona fasiculata zona glomerulosa zona reticularis tuber cinerum chrommafin cells zona reticularis
Membrane attached to the stapes. tectorial membrane oval window pharyngotympanic tympanic membrane round window oval window
Transparent mucous membrane covering the inner surface of the eyelid. tarsal glands lacrimal caruncle lacrimal apparatus palpebrae conjunctiva conjunctiva
The anatomical stalk of the pituitary is also known as pars tuberalis. infundibulum. tuber cinerum. adenohypophysis. neurohypophysis. infundibulum.
The hormone produced by the heart increases the excretion of sodium in the urine. increases calcium levels in the blood. is secreted in response to low blood volumes. decreases urine output. increases the excretion of sodium in the urine.
Largest purely endocrine gland in the body. hypophysis adrenal gland thymus gland thyroid gland pancreas thyroid gland
Bony labyrinth structure containing the utricle and saccule. vestibule macula densa macula lutea scala vestibule ora serrate vestibule
Which endocrine gland stores enough of its hormone extracellularly to last several months? the thyroid the pancreas the ovary the pituitary the thyroid
The basilar membrane supports the spiral lamina. spiral ganglion. spiral organ. modiolus. bony labyrinth. spiral organ.
Endolymph-filled structure containing receptors for hearing. saccule vestibule semicircular canals cochlear duct utricle cochlear duct
Pancreatic cell type that produces insulin. beta cells PP cells delta cells gamma cells alpha cells beta cells
Region of the hypophysis that contains secretory endocrine cells derived from the oral ectoderm. infundibulum pars tuberalis adenohypophysis tuber cinerum neurohypophysis adenohypophysis
Pyramid-shaped gland consisting of neural crest-derived cells and endocrine secretory cells. thyroid gland gonadal cells of the ovaries/testes thymus gland pancreas adrenal gland adrenal gland
Transparent structure of the eye containing regularly aligned collagen fibers. choroid ciliary body sclera cornea lens cornea
Which of the following is not part of the flow of taste sensation along the gustatory pathway to the cerebral cortex? hypothalamic appetite centers vagus nerve solitary nucleus of the medulla oblongata thalamic nuclei hypothalamic appetite centers
Melanin-containing layer of the eye's vascular tunic. cornea lens choroid ciliary body sclera choroid
Gel-like structure embedded with the tips of cochlear hair cells. basilar membrane tectorial membrane scala vestibule scala tympani tympanic membrane tectorial membrane
Endocrine gland of the thorax that is also important in immune function. pineal gland neurohypophysis thymus gland parathyroid gland adneohypophysis thymus gland
Fluid filling the posterior segment of the eye. serous fluid endolymph synovial fluid aqueous humor vitreous humor vitreous humor
Accommodation for near vision necessitates an increase in the curvature of the lens. constriction of the pupils. convergence of the two eyes. all of the above. all of the above.
The olfactory tract carries impulses associated with: taste. equilibrium. smell. pain. smell.
Dynamic equilibrium depends on the functioning of the cupula. macula. otoliths. crista ampullaris. crista ampullaris.
When a small amount of one hormone allows a second hormone to have its full effect, the phenomenon is called: synergism. permissiveness. antagonism. augmentation. permissiveness.
The type of cells that secrete ACTH are: somatotrophs. lactotrophs. thyrotrophs. corticotrophs. corticotrophs.
Visceroceptors are located in which of the following? Skin Tendons Internal organs Skeletal muscles Internal organs
If you slammed your finger in a car door, it would stimulate _____ pain fibers. chronic acute visceral both chronic and visceral acute
Sensory impulses ending in what part of the CNS trigger imprecise or “crude” sensation awareness? Thalamus Cerebellum Brainstem Cerebral cortex Thalamus
The production of thyroid hormone is stimulated by another hormone from the: anterior pituitary. posterior pituitary. thyroid gland. parathyroid gland. anterior pituitary.
When you are looking at a large green field, which cones would be sending the green wavelength to the brain? G L S M M
The receptors responsible for sensing crude and persistent touch are the: Meissner corpuscles. Krause end bulbs. Ruffini corpuscles. free nerve endings Ruffini corpuscles.
The somatic senses enable us to detect sensations, including: touch. temperature. pain. all of the above. all of the above.
One of the few hormones that functions on a positive-feedback loop is: ADH. calcitonin. oxytocin. insulin. oxytocin.
The immediate effect of a steroid hormone on a cell is the: formation of cAMP. increase of enzyme-controlled intracellular reactions. transcription of RNA. activation of adenyl cyclase. transcription of RNA.
Movement of hair cells in the organ of Corti against the _____ membrane can stimulate nerve impulse condition. tectorial basilar vestibular cochlear tectorial
Which of the following is a function of glucagon? Promotes the entry of glucose into tissue cells Tends to decrease blood glucose concentrations Tends to increase blood glucose concentrations Converts glucose into glycogen Tends to increase blood glucose concentrations
The major hormone produced by the corpus luteum is: progesterone. estrogen. LTH. chorionic gonadotropin. progesterone.
Which is not true of the hormone somatostatin? It is produced by the delta cells of the pancreas. It inhibits the secretion of glucagon. It stimulates the secretion of insulin. Both B and C are not true of the hormone somatostatin. It stimulates the secretion of insulin.
All of the following are nonsteroid hormones except: oxytocin. calcitonin. cortisol. glucagon. cortisol.
In comparison with the nervous system, the regulatory effects of the endocrine system are: rapid to appear but short-lived. slow to appear but long-lasting. rapid to appear and long-lasting. slow to appear and short-lived. slow to appear but long-lasting.
The sequence of auditory ossicles in the middle ear starting at the tympanic membrane and ending at the oval window is: malleus, incus, and stapes. malleus, stapes, and incus. stapes, malleus, and incus. stapes, incus, and malleus. malleus, incus, and stapes.
Clearness or sharpness of visual perception is known as: control peripheral sense visual acuity visual balance visual acuity
The last step in the nonsteroid hormone mechanism of action is: joining with the G protein on the cell membrane. protein kinases activate other enzymes. adenyl cyclase is activated. cAMP is formed. protein kinases activate other enzymes.
The clear and potassium-rich fluid that fills the labyrinth is endolymph. perilymph. exolymph. none of the above. endolymph.
Created by: kscalder
 

 



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