amyotrophia <Chinese>肌萎縮
amyotrophic lateral sclerosis <Chinese>肌萎縮性側束硬化癥
anaerobic <Chinese>厭氧的
anal reflex <Chinese>肛門反射
analgesia <Chinese>痛覺缺失
anencephaly<Chinese> 無腦
anesthesia dolorosa <Chinese>痛性感覺缺失
anesthesia <Chinese>感覺缺失
aneurysms <Chinese>微動脈瘤
aneuryson <Chinese>動脈瘤
angiography <Chinese>血管造影
angular gyrus <Chinese>角回
anisocoria <Chinese>瞳孔不等大
ankylosing spondylitis <Chinese>關節固定性脊柱炎
anorexic <Chinese>厭食
anosmia <Chinese>嗅覺缺失
anosognosia <Chinese>病覺缺失
anosognosia <Chinese>偏癱否認
ansamysin <Chinese>襻霉素
anterior amygdaloid <Chinese>前杏仁區
anterior cerebellar incesure <Chinese>小腦前切跡
anterior commissure <Chinese>前連合
anterior corticospinal tract <Chinese>皮質脊髓前束
anterior fontanel <Chinese>前囟
anterior horn of lateral ventricle <Chinese>側腦室前角
anterior lateral suleus <Chinese>前外側溝
anterior limb of internal capsule <Chinese>內囊前腳
anterior median fissure <Chinese>前正中裂
anterior medullary velum <Chinese>前髓帆
anterior parolfactory suleus <Chinese>前旁嗅溝
anterior perforated substania <Chinese>前穿質
anterior speech cortex <Chinese>前說話區（Broca氏區）
anterior spinocerebellar tract <Chinese>脊髓小腦前束
anterior white commissure <Chinese>白質前連合
anterior <Chinese>前
anterior（ventral） funiculus <Chinese>前索（脊髓）
anterior（ventral） horn <Chinese>前角（脊髓）
anterior（ventral） root <Chinese>前根
anterograde amnesia <Chinese>順行性遺忘
anterograde axoplasmic transport <Chinese>順向軸漿輸送
anterograde degeneration <Chinese>順行變性
anterolateral corticospinal tract<Chinese>前外側皮質脊髓束
anterolateral <Chinese>前外側
anterolivary suleus <Chinese>橄欖前溝
antiepilepsirin <Chinese>抗癲靈
anxiety hysteria <Chinese>焦慮性癔病
anxiety tension state <Chinese>焦慮緊張狀態
anxiety <Chinese>焦慮癥
aone of Obersteiner？Redlich <Chinese>奧貝斯坦納？熱里希氏帶
Apert syndrome <Chinese>塔頭并指畸形癥
aphasia <Chinese>失語
aphingolipid <Chinese>神經鞘脂
apnoea <Chinese>窒息
apoplectic coma <Chinese>中風性昏迷
apraxia <Chinese>失用
aprotinin <Chinese>抑肽酶
arachnoid granulation <Chinese>蛛網膜顆粒
arachnoid villi <Chinese>蛛網膜絨毛
arachnoid <Chinese>蛛網膜
arachnoiditis <Chinese>蛛網膜炎
archeo cerebellum <Chinese>古小腦
arcuocerebellar fibers<Chinese>弓狀小腦纖維
area postrema <Chinese>最后區
area temporalis inferior <Chinese>顳下區
area temporalis media <Chinese>顳中區
area temporalis superior <Chinese>顳上區
area temporalis transverse externa <Chinese>顳橫外側區
area temporalis transverse interna <Chinese>顳橫內側區
area <Chinese>區
areflexia <Chinese>反射消失
arfonad <Chinese>咪噻芬
arginine <Chinese>精氨酸
Arnold-Chiari malformation <Chinese>先天性小腦延髓下疝畸形
arteriovenous malformation of brain <Chinese>腦動靜脈畸形
arteriovenous malformotion <Chinese>動靜脈畸形
arthroneuralgia<Chinese>關節神經痛
articulation <Chinese>連接
ascending reticular activing system <Chinese>網狀上行激活系統
ascending reticular inhibiting system <Chinese>網狀上行抑制系統
assessment <Chinese>評估
association neuron<Chinese>聯絡神經元
astereognosia <Chinese>立體覺失認
asterixis <Chinese>撲翼樣震顫
asthenia <Chinese>衰弱
asthenic syndrome <Chinese>腦衰弱綜合征
asthenocoria <Chinese>瞳孔反應遲鈍
astrocytoma <Chinese>星形細胞瘤
astroglia cell <Chinese>星形膠質細胞
asymmetrical synapse <Chinese>不對稱型突觸
asymmetry <Chinese>不對稱
asymptomatic <Chinese>無癥狀
asynchronism <Chinese>協調障礙
asyndesis <Chinese>言語不能
asynergy <Chinese>協同不能
asystole <Chinese>心臟停搏
atactic<Chinese> 協調不能
atactiform <Chinese>共濟失調樣
ataxia <Chinese>共濟失調
atelocephalous <Chinese>頭發育不全
atelocephaly<Chinese>頭顱發育不全
atenolol <Chinese>阿替洛爾
athalposis <Chinese>溫覺缺失
atheroma <Chinese>粥樣斑
atherosclerosis <Chinese>動脈硬化
athetosis <Chinese>手足徐動癥
atlanto-axial subluxation <Chinese>寰樞椎半脫位
atonia <Chinese>肌張力缺失
atonic bladder <Chinese>無張力性膀胱
atopognosia <Chinese>位置覺缺失
atremia <Chinese>歇斯底里性步行不能
atretopsia <Chinese>瞳孔閉鎖
atypical absences <Chinese>非典型發作
atypical <Chinese>非典型
auditory evoked potential <Chinese>聽覺誘發電位
auditory hallucination <Chinese>幻聽
auditory radiation <Chinese>聽輻射
aural nystagmus <Chinese>耳原性眼球震顫
aural vertigo <Chinese>耳源性眩暈
aura<Chinese>先兆
automatism <Chinese>自動癥
autonomic nervous system <Chinese>自主神經系
autonomous bladder <Chinese>自主性膀胱
autonomous neurogenic bladder <Chinese>自主神經原性膀胱