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235301
在下列所有氨基酸溶液中,不引起偏振光旋转的氨基酸是()
235302
肽链中的肽键是()
235303
形成稳定的肽链空间结构,非常重要的一点是肽键中的四个原子以及和它相邻的两个α-碳原子处于()
235304
在寡聚蛋白质中,亚基间的立体排布、相互作用以及接触部位间的空间结构称之为()
235305
下面哪些属于生物体内常见的高能磷酸化合物?
235306
生物分子间的非共价相互作用是执行其功能的关键,这些相互作用包括哪些?
235307
构成蛋白质、核酸、糖类和脂类的主要元素有哪些?
235308
与生物大分子结构有关的下列说法中,错误的是()
235309
某乙酸溶液的pH=pKa=4.76,向其中加入NaOH时()
235310
以下关于缓冲溶液的说法正确的是()
235311
某血样的pH为7.4,而胃液的为pH1.4,则血样的[]()
235312
疏水相互作用可利于()
235313
所有细胞中的化学能的载体是()。
235314
人类体内的血红蛋白分子的合成速度和降解速度相等,这是一个()的例子。
235315
以下生物大分子具有储存和传递遗传信息的是()
235316
以下不属于生物体内最多的四种元素的是()
235317
生物大分子的三级结构靠非共价键维持,以下属于非共价键的是()
235318
下列排序从小到大合理的是()
235319
大肠杆菌利用简单的无机分子获得能量并生长,所以它是()
235320
原核生物细胞的DNA存在于()
235321
在前人工作的基础上,英国科学家Krebs曾提出两大著名学说是什么?
235322
新陈代谢包括哪三个阶段?
235323
生物化学发展的三个阶段是什么?
235324
生物化学的研究内容主要包括哪些?
235325
1981年我国完成了哪种核酸的人工合成()
235326
1965年我国首先合成的具有生物活性的蛋白质是()
235327
我国生物化学的奠基人是()
235328
A 27-year-old woman is admitted to the emergency department with markedly elevated temperature and abdominal pain. Physical examination initially indicates paraumbilical pain, but the site of origin of pain soon shifts to the right lower quadrant. A CT sc
235329
A newborn boy does not pass meconium until 48 hours after his birth. Several weeks later his mother complains that he has not passing stool regularly. Anorectal manometry reveals increased on rectal distention with a balloon. The patient’s disorder may be
235330
An otherwise healthy first-year medical student visits the student health office for a physical examination. He is taking to no medications. He is concerned because he has noticed several painless uniform"large bumps" at the surface of his tongu
235331
A surgeon performing an appendectomy makes an incision through the ventrolateral abdominal wall. The layers of the abdominal wall are shown below.1. internal oblique2. external oblique3. peritoneum4. transverses abdimonisWhich of the following corresponds
235332
How long is a typical adult human oesophagus?
235333
Which of the following is the largest internal organ?
235334
Among below choices, which is false about isthmus of fauces?
235335
A 68-year-old woman is diagnosed with a posteriorabdominal wall tumor that has invaded the superiormesenteric plexus. Which structure will most likely be affected?
235336
Which structure does divide the peritoneal cavity into supracolic and infracolic compartment?
235337
The dentate line is formed by
235338
The beginning of jejunum is
235339
The duodenum does not include
235340
The limitation of pyloric antrum and pyloric canal is
235341
The major duodenal papilla lies in
235342
The piriform recess lies in
235343
Pharyngeal opening of auditory tube lies in
235344
The palatine tonsil lies
235345
In the coronal section of the head shown below, arrow 2 points to a structure that belongs to which of the following?
235346
What does number 9 indicate in the following picture?
235347
What does number 2 indicate in the following picture?
235348
The mental foramen is indicated by number
235349
Coronal suture is a kind of ()
235350
Vomerconstitutes of the () nasal septum.
235351
There are () in the root of greater wing in sphenoid bone from anterior to posterior.
235352
Infection of () is most likely to lead to headache, diplopia and fever.
235353
The connetion between bilateral parietal bones and occipital bone is
235354
The connection between bilateral parietal bones is
235355
The connection between frontal bone and posterior parietal bone is
235356
In augmentation rhinoplasty, which is usually used as supply of nasal cartilage?
235357
Hypophysial fossa is located in
235358
Components of sphenoid bone don’t include
235359
Exceptmandible and hyoid bone, skull bones are connected by
235360
The medial wall of ethmoidlabyrinth has
235361
How many pairs of bones are there in facial skull?
235362
The smallest bone in the human body is the
235363
Which bone is the only one that’s not connected to another?
235364
Which is the weakest part of skull?
235365
In a basketball game, a player’s face was hit accidentally by another player in ball passing process, transparent fluid flowed out of nose. In this situation, what’s the damaged part causing such fluid flow?
235366
Temporomandibular joint
235367
About the menisci,which is right?
235368
The elbow joints include
235369
Which of the following is a carpal bone?
235370
What is the bone that makes up the knee joint?
235371
Which of the following is true about tarsal bone?
235372
Which of the following statements about the pelvis is true?
235373
Which of the following is true about the acetabulum?
235374
Which of the following is true of the obturator foramen?
235375
Which of the following is true about the pubic bone?
235376
Which of the following is a palpable sign of femur on the body surface?
235377
Which of the following is true about the ischium?
235378
Which of the following does not belong to the tibial surface marker?
235379
Which of the following is true of the femur?
235380
Which of the following does not belong to the free lower limb?
235381
Where is the place that femur breaks the most often?
235382
Which of the following ligaments limits the posterior movement of the tibia
235383
Which of the following structures is located at the upper end of the femur?
235384
The type of femoral fracture most likely to result in avascular necrosis of the femoral head in adults is ….
235385
What structures can be involved in the repair of damage bone?
235386
Which of the following does not belong to the radial structure?
235387
Which of the following does not belong to the proximal carpal column?
235388
Which of the following does not belong to the ulna structure?
235389
Which of the following does not belong to the free upper limb bone
235390
Which of the following is not the anatomical landmark of the scapula
235391
Which of the following statements about the ulna is false?
235392
Which of the following belongs to the structure of the ulna?
235393
About the clavicle
235394
Scapula
235395
In which direction, the dislocation of the shoulder joint most likely to occur?
235396
Where is the “sulcus for radial nerve” located?
235397
A patient experienced a prolonged stay in one position during a recent surgery and postoperative recovery that resulted in compression of the common peroneal nerve against the fibular head. Inversion of the foot is still intact although weakened. Which of
235398
An elderly woman with ostepoprosis is taken the emergency department following a fall. One of her legs appears shortened and is externally rotated. A fracture of which part of the femur is suggested by these finding?
235399
A 23-year-old woman wearing high-heeled shoes inverts and sprains her while running down a flight of stairs. Which of the following ligaments did she most likely injure?
235400
A workman accidentally lacerated his wrist major in the ulnar side, as long as the half of the transverse wrist. On exploration of the wound, a vessel and nerve are found to have been severed, but no muscle tendons were damaged. Which of the following thu
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