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Chapter 3 Anatomy

In the anatomy laboratory, Qi Yi had already completed the preliminary work of the dissection and was standing by the dissection table waiting for news.

At the same time, he was also reviewing the body surface data of the deceased.

The victim was 183 centimeters tall, his weight before death was estimated to be between 72 and 74 kilograms, his age was estimated to be around 30-33 years old, his nutritional level was medium, his body was well-proportioned, and his seventh cervical vertebra was slightly deformed.

Except for his age, all the physical data of this person are almost the same as those of Qi Yi. The distortion of the cervical vertebrae is consistent with the behavior of the counterfeit seen in the surveillance video.

After reading the data several times, the electric door finally opened and Lao Chi walked into the laboratory.

"How about it?"

Lao Chi shook his head: "There are no fingerprints of the deceased in the database, so the identity cannot be determined for the time being. Master suggested comparing it with the missing persons database to see if we can find a match."

"Then let's just do the dissection." Qi Yi started directly.

Since the identity cannot be determined for the time being, the family members cannot be notified, so there is no need to wait.

Because the victim's neck was severely injured, Qi Yi's most commonly used "one"-shaped incision was no longer suitable, and a "Y"-shaped incision was used instead.

He made an incision vertically downward from the mastoid process behind the left and right ears to the upper edge of the clavicle, then incised forward and medially along the upper edge of the clavicle to the sternal notch to join the two incisions, and then downward from the meeting point along the chest and abdomen.

Make a downward incision along the midline, draw a semicircle around the left side of the umbilicus, and continue to cut downward to the upper edge of the pubic symphysis.

After the huge "Y" was drawn, Qi Yi turned the corpse's neck skin flap upward to completely expose the front cervical organs. Then, while inspecting, he separated the skin and soft tissues, the shallow and deep clusters of the neck, and the various blood vessels in the neck layer by layer.

.

Lao Chi consciously grabbed the autopsy record template that Qi Yi had prepared in advance, ready to fill in the blanks at any time.

Soon, I heard Qi Yi speak: "The attack was really brutal. Cut marks were visible on the cervical vertebrae, and all the soft tissues before the vertebrae, including muscles, organs, superior thyroid artery, external carotid artery, external jugular vein, common carotid artery, and internal carotid artery.

, the internal jugular veins were all severed, and the thyroid cartilage plate and its large horn of the hyoid bone were completely cut..."

"Wait a minute," Lao Chi quickly interrupted him: "Speak slower, I can't keep up."

Qi Yi refused: "You can type directly. The vocabulary library in the input method is very complete. I have memorized almost all the terms used in autopsy, as well as my favorite words."

"Oh, wait a moment."

Qi Yi continued: "Judging from the depth of the wound, if the neck of the deceased was cut open by the sharp claws of the mysterious shadow, it means that the claws of the mysterious shadow that killed him were at least five centimeters long and sharper than ordinary fruit knives.

."

Lao Chi turned around and asked, "So the fatal injury is basically confirmed, right?"

"We still need to see if there are other injuries." Qi Yi said, while carefully removing the organs under the deceased's neck one by one, and then removing his tongue, palatine tonsils, palatine lobes and throat tissue through the mouth.

check carefully.

Behind the neck is the chest and abdominal cavity. Qi Yi used a knife to separate the skin and subcutaneous tissue of the chest and abdomen of the corpse, and turned them outwards to the left and right sides respectively. He used the parietal pleural examination method to examine the chest cavity and cut the intercostal spaces of the third and fourth ribs next to the sternum.

The muscle is gently peeled off with a scalpel to expose the parietal pleura.

Through the translucent parietal pleura, he could see the adjacent lung tissue, and there was no obvious adhesion between the uncorrupted lungs and the pleura. Qi Yi used the tip of a scalpel to gently puncture the pleura and saw that the lungs were rapidly swelling due to the air entering the chest cavity.

Collapse, which rules out the possibility of pneumothorax in the deceased.

Qi Yi then used a cartilage knife to cut off each costal cartilage diagonally near the junction of the costal cartilage, made semicircular cuts along the sternoclavicular joint gap, cut the first rib with bone scissors, and then reached out to hold the sternum and lift it.

, use a knife to cut open the diaphragm and connective tissue on the inner surface of the sternum, so that the chest cavity is completely exposed.

"There is no obvious effusion and blood accumulation in the thoracic cavity, the organs and tissues are light in color, the heart and large blood vessels are empty, the lungs are partially atrophied, and foamy blood clots can be seen in the lung lobes and bronchi..."



"Under the microscope, eosinophilic degeneration of cardiomyocytes was seen...proteinaceous edema fluid and focal leakage bleeding were seen in the alveoli, and alveolar hyaline membrane formation was seen in a small number of alveoli..."



"The kidneys are pale, the liver is much lighter than normal, and the spleen capsule is shrunken..."

"There is only a small amount of digestion left in the stomach, which has basically been transferred to the duodenum, and has been digested to a considerable extent. It is estimated that the time of death is about three to four hours after the last meal. The food eaten is initially judged to be braised fat intestine, duck

Blood, yuba and tomatoes, etc.”

"The bladder was relatively full and contained more than 300 ml of urine. If the deceased was killed while sleeping, the time should be three to four hours after going to bed. However, it is unlikely that he fell asleep after eating, unless he was unconscious, so at first

Condemned as death before sleeping."

"...

"Under the microscope, the glomerular capillaries were dilated and empty, and some transparent thrombi were visible. The epithelium of the proximal convoluted tubule was watery, and the epithelial cells were necrotic and shed. There was no formation of protein casts, hemoglobin casts, or myoglobin casts.

Small tubes indicate that the process from shock to death is rapid."

"Microthrombosis can be seen in the hepatic sinusoids and central venules, degeneration and necrosis of liver central lobule stem cells; leakage and bleeding of small blood vessels in the gastrointestinal tract mucosa..."



"Ischemic pyknosis of brain neurons, swelling of keratinocytes, widening of spaces around nerve cells and small blood vessels, loose brain matrix structure, and edema..."



Comprehensive and detailed anatomy, the workload is very large, and it is a huge test of physical strength. By the time all the work is completed, Qi Yi is so hungry that his chest is pressed against his back.

He carefully stitched up the body, put it in a body bag and put it in the freezer.

Lao Chi asked: "So the cause and time of death?"

"Death from hemorrhagic shock. The fatal injury was three parallel incisions on the neck." Qi Yi said: "Time of death... Do you remember the night when the counterfeit showed up and I chased him into a dead end and disappeared?"

Lao Chi was stunned: "You mean he died at that time?"

Qi Yi nodded lightly: "The time of death is about four or five days ago. I prefer five days. Three or four hours after a meal, so he died either in the afternoon or at night. If he is really a fake, he can be ruled out at noon.

, it is basically certain that he died that night.”

Lao Chi thought for a long time and muttered: "In other words, after he jumped out and led you into a dead end to scare you, he was killed by the shadow not long after?"

Qi Yi lowered his head and looked at his watch: "That's about it. The DNA test results should be out. Let's go to the laboratory and have a meal by the way."

"good."

The results of the rapid identification came out, and the DNA of the deceased was indeed consistent with the hair DNA found by Qi Yi at Wang Zangfeng's house.

Moreover, the potassium ion concentration of the vitreous humor in the deceased's eyeball reached 23.8126 mmol per liter, and the time of death was more than 100 hours according to the examination, which loses the significance of further refined identification.

Lao Chi couldn't understand the data, but he didn't understand so he asked: "Can the results confirm our guess?"

"Well, now it depends on whether they will fight among themselves or take advantage of others."
Chapter completed!
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