136 results found

Search Results for: lateral

Lateral meristem

Definition noun, plural: lateral meristems (botany) A type of meristematic tissue comprised of meristematic cells in the... Read More

Anterolateral

Anterolateral Definition Anterolateral is a term used in anatomy to describe the position of a structure as being away from... Read More

Lateral canthus

Definition noun, plural: lateral canthi The lateral angle or corner of the eye where the upper and lower eyelids... Read More

Upper lateral cutaneous nerve of arm

upper lateral cutaneous nerve of arm --> superior lateral brachial cutaneous nerve (Science: anatomy, nerve) The terminal... Read More

Lateral

Lateral 1. (Science: anatomy) Denoting a position farther from the median plane or midline of the body or of a structure. 2.... Read More

Anterolateral system

Definition noun A composite bundle of fibers in the ventral half of the lateral funiculus of the spinal cord, and comprised... Read More

Lateral surface

Lateral surface The surface of a part of the body that faces away from the midline. The na recognises a lateral surface on... Read More

Valgus

Valgus Definition Valgus means "outwardly turned bone". ‘Valgus’ refers to anatomical bone deformity wherein a part of... Read More

Hypothalamus

Definition noun, plural: hypothalami A small region of the forebrain comprised of several small nuclei, located between the... Read More

Bondok’s Classification of the Thalamic Nuclei

Anatomists usually classify the thalamic nuclei according to their relation to the internal medullary lamina into 5 groups:... Read More

Antecubital fossa

Antecubital Fossa Definition The antecubital fossa or the cubital fossa is the triangular-shaped hollow depression between... Read More

Apical Dominance

a condition where vertical growth supercedes lateral growth in a plant. this is controlled by auxins, where in high... Read More

Plant Tissues

Plants are composed of three major organ groups: roots, stems, and leaves. As we know from other areas of biology, these... Read More

Plant Meristems and Growth

A common mistake that many people assume is that an increase in size means an increase in growth. This is not the case.... Read More

Cork cambium

Cork Cambium Definition Cork cambium is a secondary meristematic tissue that has a pivotal role in secondary growth in... Read More

Apical bud

Apical Bud Definition The apical bud is the type of bud located at the top (apex) of the plant, particularly at the very... Read More

Growth and Plant Hormones

Growth All living organisms begin in the same form: as a single cell. That cell will divide and the resulting cells will... Read More

Plant Auxins – Phototropism & Geotropism

As with animals, plants also use a variety of hormones to control their growth and development. A family of hormones called... Read More

Lateralization

Definition noun Localization of a function or activity on one side of the body in consistent preference to the... Read More

Intercalary meristem

The basic structural framework of plants is composed of different types of tissues. Based upon the capacity to divide, the... Read More

Diarthrodial joint

What is a diarthrodial joint? A diarthrosis joint is a freely moving joint characterized by its mobility and joint cavity... Read More

Ventral tier thalamic nuclei

ventral tier thalamic nuclei Collective term for nuclei in the ventral part of the lateral nuclear group, e.g., ventral... Read More

Dominance

Definition noun (general) The state of being dominant; supremacy (genetics) The property of a gene (or allele) when it... Read More

Spectrin

Definition noun plural: spectrins spec·trin, spĕk′trĭn A cytoplasmic membrane structure with contractile dimeric... Read More

Labia

Labia Definition Often, when persons think of the female reproductive system, they think of the vagina. However, the female... Read More

Secondary meristem

Definition noun, plural: secondary meristems (''botany') A type of meristem that is involved in the secondary growth and... Read More

Degenerative disease

Degenerative Disease Definition A degenerative disease is defined as a disease characterized by the worsening condition due... Read More

Eponychium

The eponychium is the layer present underneath the proximal nail fold that produces cuticles on the nail.... Read More

Ethmoidal labyrinth

Definition noun, plural: ethmoidal labyrinths Either of the paired lateral masses of the ethmoid bone, consisting of the... Read More

Apical meristem

Definition noun, plural: apical meristems (botany) A type of meristematic tissue that is located at the tips or terminal... Read More

Muscle

Muscle cells are specialized to generate force and movement. There are three types of muscle tissue: (1) skeletal muscle,... Read More

Canthus

Canthus Definition The canthus refers to the corner or angle of the eye formed by the joining of the lower and upper... Read More

Stems

External Form of a Woody Twig A woody twig, or stem, is an axis with leaves attached. The leaves are arranged in various... Read More

Manubrium

The manubrium is a handle-like structure, as in the manubrium of the sternum or of the malleus. In Latin, it translates to... Read More

Xylem

Xylem Definition Xylem is defined as a plant tissue that transfers water and nutrients from roots to all over the plant... Read More

Pharynx

Lined with moist tissue, the pharynx is like a bustling biological highway that directs food and air to their respective... Read More

Longitudinal section

Longitudinal Section Definition To describe the direction of movements and location of different body structures, a... Read More

Flagellum

Flagellum Definition Flagellum is a slender, hair-like structure composed of a complex arrangement of multiple proteins,... Read More

Cytokinin

Plants require growth hormones for their regulated growth. Plant growth hormones or regulators (PGRs) are small organic... Read More

Medial canthus

Definition noun, plural: medial canthi The medial angle or corner of the eye where the upper and lower eyelids... Read More