What is dorsal and ventral in brain?
What is dorsal and ventral in brain?
Above the midbrain, dorsal = superior. Below the midbrain, dorsal = posterior. Ventral: pertaining to the underside or lower surface of the body; opposite of dorsal. (NCIt) Structures located toward the bottom of the human brain or one of its parts.
What are neuroanatomical terms?
Neuroanatomical Terminology by Larry Swanson supplies the first global, historically documented, hierarchically organized human nervous system parts list. This defined vocabulary accurately and systematically describes every human nervous system structural feature […]
What is the ventral side of the brain?
At the most central aspect of the ventral surface of the forebrain is the optic chiasm, and immediately posterior, the ventral surface of the hypothalamus, including the infundibular stalk (the base of pituitary gland) and the mammillary bodies.
What is the difference between dorsal and posterior?
Anterior (or ventral) Describes the front or direction toward the front of the body. Posterior (or dorsal) Describes the back or direction toward the back of the body.
What is the posterior of the body?
Posterior or dorsal – back (example, the shoulder blades are located on the posterior side of the body). Lateral – away from the midline of the body (example, the little toe is located at the lateral side of the foot).
What is dorsal anatomy?
Posterior or dorsal – back (example, the shoulder blades are located on the posterior side of the body). Medial – toward the midline of the body (example, the middle toe is located at the medial side of the foot).
What is called anterior?
Medical Definition of anterior 1 : relating to or situated near or toward the head or toward the part in headless animals most nearly corresponding to the head. 2 : situated toward the front of the body : ventral —used in human anatomy because of the upright posture of humans. Other Words from anterior. anteriorly …
Is dorsal ventral?
On a human body, dorsal (i.e., posterior) refers to the back portion of the body, whereas ventral (i.e., anterior) refers to the front part of the body. For example, the stomach is ventral to the spinal cord, which means that the stomach is located in front of the spinal cord.
What is dorsal side?
The dorsal (from Latin dorsum ‘back’) surface of an organism refers to the back, or upper side, of an organism. If talking about the skull, the dorsal side is the top. The ventral (from Latin venter ‘belly’) surface refers to the front, or lower side, of an organism.
What are the dorsal and ventral streams?
The ventral stream (or “vision-for-perception” pathway) is believed to mainly subserve recognition and discrimination of visual shapes and objects, whereas the dorsal stream (or “vision-for-action” pathway) has been primarily associated with visually guided reaching and grasping based on the moment-to-moment analysis …
What is difference between anterior and ventral?
Directional Terms Anterior or ventral – front (example, the kneecap is located on the anterior side of the leg). Posterior or dorsal – back (example, the shoulder blades are located on the posterior side of the body).
Is dorsal the same as posterior and ventral?
From prior reading, I thought that Dorsal is the same as Posterior and Ventral is the same as Anterior. However, when I checked in google images for these anatomical terms for a horse (just to strengthen my concept), i found that Dorsal is not the same as Posterior and Ventral is not the same as Anterior.
What is the meaning of anterior commissure?
1. a site of union of corresponding parts, such as the angle of the lips or eyelids. 2. the site of junction between adjacent cusps of a cardiac valve. anterior commissure the band of fibers connecting the parts of the two cerebral hemispheres.
What is the difference between dorsal and medial direction?
Directional Terms. Anterior or ventral – front (example, the kneecap is located on the anterior side of the leg). Posterior or dorsal – back (example, the shoulder blades are located on the posterior side of the body). Medial – toward the midline of the body (example, the middle toe is located at the medial side of the foot).
What are the anterior and posterior sides of the body?
Anterior or ventral – front (example, the kneecap is located on the anterior side of the leg). Posterior or dorsal – back (example, the shoulder blades are located on the posterior side of the body). Medial – toward the midline of the body (example, the middle toe is located at the medial side of the foot).