240 Human Ana & Phys 1 Laboratory Examinations # 5&6 Instructor DrP a Forms the

Question

240 Human Ana & Phys 1 Laboratory Examinations # 5&6 Instructor DrP a Forms the floor of the 3d ventricle . coeains numerous drives like food saniety center e piltuitary gland hangs from is floor d. mamillary bodies bulge from its floor e all of the above 44 Which of the fellewing statements are cormrect or true a. The interventricular foramen (of Monro) connects the lateral and 3d ventricles b. The cerebral aqueduct conneets the 3d and 4 ventricles together c. The corpora quadrigemina is found in the midbrain d. the c corpus callosum is located in the cerebelli hemispheres e. a, b and c only 45) Which of the following is true a. The mofulla is the most impotant autonomic center of the brain b. Medulla contains centers for the control of respiration, heart rate, and other visceral activities c. Corpas callosum is a fiber tract that connects areas of both cerebral hemispheres d All of the above e a and b only 46) Why is injury to the frontal lobe less dangerous than trauma to the brainstem a. The frontal lobes are associated with conscious somatic control centers b. brainstem is the seat of autoeomic control of heart rate, respiration, blood pressure e. Brainstern also acts as relays for neuronal tracts-ascending & descending d. All of the above e a and c only 47) Which of the following is true about CSF (cerebro-spinal fluid) a CSF is formed in all ventricles by the choroid plexuses b. drains inte the sabarachnoid space it is returned to the blood by the arachnoid villi d. the central canal contains CSF e all of the above 48) Trace the correct pathway of CSF flow a. Lateral ventricle + 2 ventricle 4 ventricle + arachnoid villi dural sinuses b. Lterul ventricle ? 3rd ventricle ? 4th vertricle ? central canal subarachnoid space c. Literal ventricle ? central canal ? 3rd ventricle ? suharachnoid space?anclinoid villi d. Lateral ventricle ? 4th ventricle ? arachnoid villi ? starachnoid space ? central canal e? All of the above Which of the following Cranial Nerve (CN) numbers match their names and corectly ?. Cr.N?-Optic N. b Cr. N.2-vestíbulocochlearN. d. Cr.N. IX trigeminal N 49) c. Cr. N. IV. trochlear N e. Cr. N. X1 hypoglosal N The Mamillary bodies ase associated with which of the following ) vision sense relay 50) b) Offactory sense relay a) lies posserior to the pritultary gland in the diencephalon d. a and c only e. a and b only 1) In relation bo the sheep beain, which of the following is true a) The human cerebeal hemispheres are bigges b) the human brains have a more developed speech, language functions ) human brains d) olfactory bulhs are higger in sheep brain e all of the above have a more developed thought, and interpectations and other functions

Explanation / Answer

Ans.

44 - e . a,b and c only

45- d. all of the above are correct.

46- d. all of the abov.

47- e. all of the above

48- b

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