foramina
简明释义
n. [生物] 小孔
英英释义
Foramina are small openings or holes in a structure, often found in bones or membranes, that allow for the passage of nerves, blood vessels, or other structures. | 孔是结构中的小开口或洞，通常存在于骨骼或膜中，允许神经、血管或其他结构通过。 |
单词用法
椎间孔 | |
颅孔 | |
神经根孔 | |
血管孔 |
同义词
| 开口 | The foramina in the skull allow for the passage of nerves and blood vessels. | 颅骨中的开口允许神经和血管通过。 |
反义词
| 固体 | 骨骼的固体结构提供了强度。 | ||
| 封闭的 | 封闭系统防止任何物质的交换。 |
例句
1.Objective To study the influence of excision of sacrum through the superior and inferior margins of the 1st to 3rd posterior sacral foramina on area of sacroiliac joint surface.
目的研究经第1~3骶后孔上、下缘水平切除骶骨对骶髂关节面面积的影响。
2.Because of the penetrative foramina of the soleplate incorporated the movable door with the open framework, it is very convenient to close the penetrative foramina of the soleplate.
由于床板上的贯穿孔结合活动门，活动门有开启机构，不但能封闭床板上的贯穿孔，而且操作方便。
3.Because of the penetrative foramina of the soleplate incorporated the movable door with the open framework, it is very convenient to close the penetrative foramina of the soleplate.
由于床板上的贯穿孔结合活动门，活动门有开启机构，不但能封闭床板上的贯穿孔，而且操作方便。
4.During surgery, care must be taken not to damage the foramina that house critical nerves.
在手术过程中，必须小心不要损坏包含重要神经的孔。
5.The spinal cord passes through the vertebral column via the foramina.
脊髓通过椎柱的孔。
6.In anatomy, the term foramina refers to openings in bones that permit the passage of structures.
在解剖学中，术语孔指的是允许结构通过的骨骼开口。
7.The foramina in the pelvic region allow for the passage of blood vessels and nerves.
盆腔区域的孔允许血管和神经通过。
8.Nerves exit the skull through various foramina located at the base of the cranium.
神经通过位于颅底的各种孔离开颅骨。
作文
The human body is a complex and intricate system, composed of various structures that work together to maintain functionality. One of the critical components of this system is the skeletal structure, which provides support and protection to vital organs. Within this skeletal framework, there are numerous openings and passages known as foramina (孔隙). These foramina play a vital role in the overall functionality of the body, serving as pathways for nerves, blood vessels, and other important structures. To understand the significance of foramina, it is essential to explore their various types and functions. For example, in the skull, there are several foramina that allow cranial nerves and blood vessels to exit the skull and supply the face and neck. The most notable among these is the foramen magnum, which is the largest opening at the base of the skull, allowing the spinal cord to connect with the brain. This particular foramina is crucial for the central nervous system's functionality, highlighting how these openings are not merely structural but also integral to the body's operations.Furthermore, foramina can be found throughout the vertebral column, where they serve as passageways for spinal nerves. Each vertebra has a pair of intervertebral foramina, which allow spinal nerves to exit the spinal canal and innervate various parts of the body. This arrangement demonstrates the importance of foramina in maintaining communication between the central nervous system and the peripheral nervous system, ensuring that signals can be transmitted effectively throughout the body.In addition to their role in the nervous system, foramina are also essential for vascular structures. Blood vessels must navigate through the body, delivering oxygen and nutrients to tissues while removing waste products. Various foramina facilitate this process by providing routes for arteries and veins to enter and exit different regions of the body. For instance, the obturator foramen in the pelvis allows the passage of the obturator nerve and blood vessels, which are crucial for the functioning of the lower limbs.Moreover, the presence of foramina is not limited to just the skull and spine. They are also present in the pelvic and thoracic regions, where they assist in the organization of various anatomical structures. In the pelvis, the greater sciatic foramen serves as a pathway for the sciatic nerve, one of the largest nerves in the body, which is vital for leg movement and sensation.In conclusion, foramina (孔隙) are more than mere openings in the skeletal system; they are essential conduits that facilitate communication between different parts of the body. Their presence ensures that nerves and blood vessels can reach their destinations, allowing for the proper functioning of the body's systems. Understanding the anatomy and function of foramina can provide valuable insights into human physiology and the interconnectedness of various bodily systems. As we continue to study the complexities of the human body, the significance of these small yet crucial structures will undoubtedly remain a topic of interest for medical professionals and researchers alike.
