Anatomical Terms of Location: Anterior vs Posterior and Dorsal vs …
2024年2月21日 · In cats, for example, the head is anterior while the tail is posterior. “Dorsal” refers to the back or vertebral side, while “ventral” refers to the belly side. In a fish, the dorsal fin is on the back, and the belly is the ventral side. A person’s back is their dorsal surface, while the belly is the ventral surface.
Anatomical terms of location - Wikipedia
For improved clarity, the directional term palmar (from Latin palma 'palm of the hand') is commonly used to describe the front of the hand, and dorsal is the back of the hand. For example, the top of a dog 's paw is its dorsal surface; the underside, either the palmar (on the forelimb) or the plantar (on the hindlimb) surface.
Dorsal and Ventral: What Are They, Differences - Osmosis
2023年12月29日 · 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. The terms dorsal and ventral are also often used to describe the relative location of a body part.
A Tale of the Tail : A Comprehensive Understanding of the “Human Tail …
The caudal musculature in tailed primates exists on both the ventral and dorsal sides, as in other mammals, and allows the tail to be flexed, extended, and abducted. The caudal muscles tend to insert more proximally in shorter-tailed primate species.
Anatomical terms of neuroanatomy - Wikipedia
In such animals the terms "rostral", "caudal", "ventral" and "dorsal" mean respectively towards the rostrum, towards the tail, towards the belly and towards the back. For a full discussion of those terms, see anatomical terms of location.
Embryology Terminology - Dorsal - Ventral - Caudal
2024年9月7日 · Cephalic refers to the head of the embryo, while caudal refers to the tail (inferior) end. Cranial is often used instead of cephalic when describing a location of one structure relative to another. Examples: The vitelline duct lies caudally to …
Participation of ventral and dorsal tail muscles in bending
We discuss which muscles and tendons play important roles when coccygeal vertebrae bend along and rotate around the longitudinal axis. The rat controls the form of its tail, from straight to curved, by contraction and relaxation of its four tail muscles.
Cephalic, Caudal & Rostral in Anatomy | Definition & Examples
2023年11月21日 · Each of the pairs extends in opposite directions. The cranial is toward the head while the caudal is toward the tail. The dorsal is toward the back while the ventral is toward the front.
Dorsal vs Posterior and Ventral vs Anterior - Biology Stack …
Dorsal (from Latin dorsum meaning "back") refers to the body region/"side" opposite that of ventral (and typically called the "back"). Anterior (from Latin ante meaning "before" or "in front of") refers to the "front" of the organism (i.e., the part of the organism you'd encounter 1st or before other body regions).
Concordia discors : duality in the origin of the vertebrate tail
As an extension of the main body axis, the tail comprises a dorsal, hollow neural tube, and a notochord flanked by somitic mesoderm (from which segmental musculature and vertebral elements arise in some vertebrates).
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