A reference handbook of the medical sciences, embracing the entire range of scientific and practical medicine and allied science . se and carry impulses from the bramstem to the motor centers of the spinal cord. The Diencephalon.—Immediately in front of thesuperior colliculus the brain stem expands laterallyto form the thalamic nuclei (Figs. 938 and 975).The diencephalon, as we have already .seen, consistsof three primary divisions, the epithalamus, thehypothalamus and the_ thalamus proper (includingthe metathalamus of His) The investigation of the functional connectionsof the diencephalic nuc


A reference handbook of the medical sciences, embracing the entire range of scientific and practical medicine and allied science . se and carry impulses from the bramstem to the motor centers of the spinal cord. The Diencephalon.—Immediately in front of thesuperior colliculus the brain stem expands laterallyto form the thalamic nuclei (Figs. 938 and 975).The diencephalon, as we have already .seen, consistsof three primary divisions, the epithalamus, thehypothalamus and the_ thalamus proper (includingthe metathalamus of His) The investigation of the functional connectionsof the diencephalic nuclei is beset with many dif-ficulties, and the subject is still in some lesions, whether produced experimentallyor by pathologic , are apt to injure alsosome of the svstems of long conduction paths through the thalamus and the symptom-complexis thus complicated by the involvement of dis-turbances of remote parts of the brain which haveno important functional relations with thediencephalon. The Thalamus.—The connection of the epithalamusand hypothalamus are discussed beyond in connec-. FiG. 937 -View of the dorsal Surface of the , from Edingers \orlesungen.) (.\fter croachment of tissue of the motor type into the dorso-lateral lamina arises from the fact that the parsventralis thalami in this animal receives a large 314 REFERENCE IIAXOnOOK OF THE MEDICAL SCIENCES Brain, Anatomy of proportion of the efferent fibers from tlie midbrainand thalamus (chiefly by way of the tracts of thepostoptic decussation) and then transmits these


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Keywords: ., bookauthorbuckalbe, bookcentury1900, bookdecade1910, bookyear1913