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What is peduncle plant?
The peduncle is the stalk of a flower or an inflorescence. When a flower is borne singly, the internode between the receptacle and the bract (the last leaf, often modified and usually smaller than the other leaves) is the peduncle.
What is a peduncle in the brain?
a large bundle of neurons that resembles a large stalk (the Latin pedunculus means “footstalk”) and stretches from the cerebrum to the pons. The cerebral peduncles contain important descending tracts like the corticospinal tract and corticobulbar tracts. …
Is peduncle a stem?
As nouns the difference between stem and peduncle is that stem is (countable) while peduncle is (botany) the axis of an inflorescence; the stalk supporting an inflorescence.
What are stamens and carpels?
Stamen is the male reproductive part of the flower that typically consists of a pollen-containing anther and a filament. The carpel is the female reproductive organ of a flower that consists of an ovary, a stigma, and a style and may be single or may be present in a group in some plants.
Where is the peduncle located?
midbrain
The cerebral peduncles are located on either side of the midbrain and are the frontmost part of the midbrain, and act as the connectors between the rest of the midbrain and the thalamic nuclei and thus the cerebrum.
Are crus cerebri and cerebral peduncle the same?
Anatomical terms of neuroanatomy The cerebral crus (crus cerebri) is the anterior portion of the cerebral peduncle which contains the motor tracts, travelling from the cerebral cortex to the pons and spine. The plural of which is cerebral crura.
What is cerebellar peduncle?
Cerebellar peduncles connect the cerebellum to the brain stem. Superior cerebellar peduncle is a paired structure of white matter that connects the cerebellum to the mid-brain. Middle cerebellar peduncles connect the cerebellum to the pons and are composed entirely of centripetal fibers.
What is the difference between a pedicel and a peduncle?
Pedicel (noun) A stalk of individual flower; a stalk bearing a single flower or spore-producing body within a cluster.
What is the function of the pedicel of a flower?
A pedicel is a short flower stalk in an inflorescence or cluster of flowers. Pedicels hold individual flowers in place, but how they do that depends on the form of the inflorescence. The function of pedicels is to expose flowers to the sun and wind and put them in a position so their aroma and color attracts pollinating insects more easily.
What is the purpose of the caudal peduncle?
The caudal peduncle is the tapered region behind the dorsal and anal fins where the caudal fin attaches to the body. The depth of the caudal peduncle, which is measured at its narrowest point, gives some indication of the power of a fish and the speed at which it can swim.
What does pedunculated mean?
The term “pedunculated” means attached to a base by means of a peduncle or slender stalk. Examples include some types of flowers (e.g.. Bleeding Hearts), or animal body parts, such as the eye of a lobster. A pedunculated polyp or tumor refers to a growth on a small stalk.