illogical attitude <chinese>不自然姿势（癔症性癫痫）
illusion <chinese>错觉
imbecility <chinese>痴愚
imipramine <chinese>丙咪嗪
impinge <chinese>侵犯
impotence <chinese>阳萎
incisura <chinese>切迹
incitogram <chinese>冲动发放
inclusion body encephalitis <chinese>包涵体脑炎
incomplete hemianopia <chinese>不全偏盲
incongruous hemianopia <chinese>非对称性同侧偏盲
incontinence <chinese>失禁
incoordination <chinese>失协调
increased intracranial pressure <chinese>颅内压增高
indenolol <chinese>茚心安
indomethacin <chinese>吲哚美辛（消炎痛）
indusium griseum <chinese>灰被
infantile dementia <chinese>婴儿痴呆
infantile encephalopathy <chinese>婴儿脑病
infantile hemiplegia <chinese>婴儿偏瘫
infantile myopathy <chinese>婴儿肌病
inferior cerebellar peduncle <chinese>小脑下脚
inferior colliculus <chinese>下丘
inferior fovea <chinese>下凹
inferior frontal gyrus <chinese>额下回
inferior frontal suleus <chinese>额下沟
inferior horn of lateral ventricle <chinese>侧脑室下角
inferior longitudinal fasciculus <chinese>下纵束
inferior petrosal sinus <chinese>岩下窦
inferior quadrigeminal brachium <chinese>下丘臂
inferior sagittal sinus <chinese>下矢状窦
inferior tempotal gyrus <chinese>颞下回
inferior tempotal suleus <chinese>颞下沟
infundibular recess <chinese>漏斗隐窝
infundibulum <chinese>漏斗
infusion <chinese>注射
inhibitory area <chinese>抑制区
inhibitory postsynaptic potential <chinese>抑制性突触后电位
initial segment of axon <chinese>轴突起始段
inoccipitia <chinese>枕叶缺失
inosine <chinese>肌苷
inositol nicotinate <chinese>烟酸肌醇酯
inositol <chinese>肌醇
insidious <chinese>隐袭的
instantaneous <chinese>瞬时
insula <chinese>岛叶
insula， island of reil <chinese>脑岛
insulin <chinese>胰岛素
intention neuralgia <chinese>肋间神经痛
intention spasm <chinese>意向性痉挛
intention tremor <chinese>意向性震颤
interferon <chinese>干扰素
interleukin-2 <chinese>白细胞介素-2
intermediolateral column <chinese>中间柱
intermesenteric plexus <chinese>肠系膜间丛
intermittent claudication <chinese>间歇性跛行
intermittent cramp <chinese>间歇性痉挛
intermittent <chinese>间歇
internal band of baillarger <chinese>拜劳格氏内带
internal capsule <chinese>内囊
internal granular layer <chinese>内颗粒层（大脑皮质）
internal limiting membrane <chinese>内界膜
internal medullary lamina <chinese>内髓板
internal meningitis <chinese>硬脑膜内层炎
internal pyramidal layer <chinese>内锥体层（大脑皮质）
internuclear ophthamoplegia <chinese>核间性眼肌麻痹
interoceptor <chinese>内感受器
interpeduncal fossa <chinese>脚间窝
interpeduncular cistern <chinese>脚间池
intersegmental reflex <chinese>节段间反射
interventricular foramen <chinese>室间孔
intracephalic <chinese>脑内的
intracerebellar <chinese>小脑内的
intracerebral <chinese>大脑内的
intracranial pressure <chinese>颅内压
intracranial <chinese>颅内的
intradural <chinese>硬脑膜内的
intrameningeal <chinese>脑膜内的
intraneural plexus <chinese>神经内丛
intraneural <chinese>神经内的
intraparietal suleus <chinese>顶内沟
intrasegmental reflex <chinese>节段内反射
involuntary <chinese>不随意
involution syndrome <chinese>更年期综合征
ipsilateral <chinese>同侧
iris <chinese>虹膜
ischaemia <chinese>缺血
ischemic cerebrovascular disease <chinese>缺血性脑血管病
ischemic infract <chinese>缺血性梗塞
ischemic myelomalacia <chinese>缺血性脊髓软化
ischemic myopathy <chinese>缺血性肌病
ischemic neuropathy <chinese>缺血性神经病
ischialgia <chinese>坐骨神经痛
isoniazid <chinese>异烟肼
isoprinosine <chinese>异丙肌苷
isothermognosis <chinese>等温感觉
isothiazine <chinese>异噻嗪
jackknife seizure <chinese>折刀状发作
jacobson's organ <chinese>犁鼻器
jakob-creutzfeldt disease <chinese>海绵状脑病
jaw clenching <chinese>牙关紧闭
jaw reflex <chinese>下颌反射
jaw-winking reflex <chinese>下颌瞬目反射
jerk nystagnmus <chinese>跳动性眼球震颤
joint receptor <chinese>关节感受器
jolly's reaction <chinese>约利反应
juvenile gangliosidosis <chinese>少年型神经节苷脂沉积病
kae's bekhterev layer <chinese>克斯——别赫捷列夫层（大脑皮层外粒层内的纤维层）
kae's feltwork <chinese>克斯神经纤维网（在大脑皮层内）
kae's line <chinese>克斯线（大脑皮层外粒层内的纤维层）
kafka's test <chinese>卡夫卡试验（检脑脊髓梅毒）
kalmuk idiocy <chinese>伸舌性白痴
kaplan's test <chinese>卡普兰试验（检脑脊液球蛋白及白蛋白）
kayser's disease <chinese>肝豆状核变性
kearn-sayer syndrome <chinese>凯－塞综合征
kehrer's reflex <chinese>克勒尔反射（听睑反射）
kennedy's syndrome <chinese>肯尼迪综合征（脑前叶肿瘤征）
keraunoneurosis <chinese>闪电性神经病
kernicterus <chinese>核黄疸
kernig sign <chinese>克氏征
kernohan notch <chinese>颞叶疝压迹
kinesthesia <chinese>运动觉
klippel-feil syndrome <chinese>先天性颈椎缺少或融合
klumpke paralysis <chinese>臂丛麻痹的下丛型
kluver-bucy syndrome <chinese>双侧颞叶切除综合征
knee jerk <chinese>膝反射
kolliker's column <chinese>肌原纤维
kolliker's interstitial granules <chinese>肌浆间质粒
kolliker's membrane <chinese>蜗管网状膜
kolliker's nucleis <chinese>脊髓中央灰质
koniocortex <chinese>粒状皮层
kopressoff's center <chinese>排尿中枢
korsakov syndrome <chinese>虚构－遗忘综合征
korte-ballance operation <chinese>科尔特——巴郎斯手术（面神经舌下神经吻合术）
koshevnikoff's disease <chinese>持续性不全癫痫
krabbe leukodystrophy <chinese>克拉勃脑白质营养不良
krause's line <chinese>z盘
krishaber's disease <chinese>脑——心综合征
kuf disease <chinese>青少年型家族性黑蒙性白痴
kummell disease <chinese>脊柱压缩性骨折
kussmaul's aphasia <chinese>有意识的失语
kussmaul's paralysis <chinese>急性热病性多神经炎
kwashiorkor disease <chinese>严重蛋白缺乏综合征
kyphoscoliosis <chinese>脊柱后侧凸
kyphosis <chinese>脊柱后凸
labetatal <chinese>柳苄心胺
labryrinthine nystagmus <chinese>迷路性眼球震颤
labyrinth <chinese>迷路
labyrinthine reflex 迷路反射
labyrinthitis <chinese>迷路炎
lachrymation <chinese>流涎
lacrimal reflex <chinese>沁泪反射
lacriml glands <chinese>泪腺
lactasin <chinese>乳酶生
actulose <chinese>乳果糖