What is a Dorsoventral axis?
The dorsal/ventral axis is defined by a line that runs orthogonal to both the anterior/posterior and left/right axes. The dorsal end is defined by the upper or back side of an organism. The ventral end is defined by the lower or front side of an organism.
What is the difference between anteroposterior axis and Dorsoventral axis?
As adjectives the difference between dorsoventral and anteroposterior. is that dorsoventral is of, pertaining to, or situated at the back and belly of something while anteroposterior is (anatomy) anterior to posterior; front-to-back.
What is a simple definition of Axis?
Definition of axis (Entry 1 of 2) 1a : a straight line about which a body or a geometric figure rotates or may be supposed to rotate the Earth’s axis. b : a straight line with respect to which a body or figure is symmetrical the axis of a cone. — called also axis of symmetry.
What is Dorsoventrally compressed?
Dorsoventrally Compressed: Flattened from top to bottom, thus creating a wide, flat profile. Examples include stingrays, angel sharks, crocodile fish, and flatfishes such as halibuts, turbots and flounders.
Is dorsal ventral?
In general, ventral refers to the front of the body, and dorsal refers to the back. These terms are also known as anterior and posterior, respectively. However, for certain parts of the body, the uses of “ventral” and “dorsal” differ from the standard definition.
What is an example of an axis?
An example of axis is an imaginary line running through the earth on which the earth rotates. An example of axis is the line running through the body from head to feet determining left and right sides.
What is meant by the term dorsiventral Leaf?
dorsiventral. / (ˌdɔːsɪˈvɛntrəl) / adjective. (of leaves and similar flat parts) having distinct upper and lower faces.
What is Ventrally flattened?
Referring to dorso-ventrally flattened body, it means the body is flat from both, lower and upper surfaces.
How are axes formed?
The three axes of the animal body are established in development via the expression of specific sets of genes that regulate which cells will develop into specific structures. During development, the dorsal cells are genetically programmed to develop into the notochord and define the axis.
What means body axis?
Body axes are imaginary reference lines, which are used in antomy to describe orientation and location (topography) of anatomical structures.
What is dorsoventral axis?
1. Zool. pertaining to the dorsal and ventral aspects of the body; extending from the dorsal to the ventral side: the dorsoventral axis. 2.
What is the meaning of dorsoventral?
Definition of dorsoventral 1 : relating to, involving, or extending along the axis joining the dorsal and ventral sides 2 : dorsiventral sense 1 Other Words from dorsoventral
What is the axis bone?
The second of the vertebrae of the spine, upon which the skull and first vertebra ( ATLAS) can rotate. The axis bone has a short, stout vertical peg called the odontoid process around which the atlas can rotate. An imaginary central line of a part or of the body. The meridian in a CYLINDRICAL LENS that possesses no optical power.
What is the difference between dorsiventral and Zool?
adj 1. (Zoology) relating to both the dorsal and ventral sides; extending from the back to the belly 2. (Botany) botany a variant spelling of dorsiventral 1. Zool. pertaining to the dorsal and ventral aspects of the body; extending from the dorsal to the ventral side: the dorsoventral axis. 2. Bot. dorsiventral.