center (redirected from ejaculation center)

center /cen·ter/ (sen´ter)

1. the middle point of a body.

2. a collection of neurons in the central nervous system that are concerned with performance of a particular function.

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accelerating center  the part of the vasomotor center involved in acceleration of the heart.

apneustic center  the neurons in the brain stem controlling normal respiration.

Broca's center  Broca's motor speech area.

cardioinhibitory center  the part of the vasomotor center that exerts an inhibitory influence on the heart.

centers of chondrification  dense aggregations of embryonic mesenchymal cells at sites of future cartilage formation.

ciliospinal center  one in the lower cervical and upper thoracic portions of the spinal cord, involved in dilatation of the pupil.

community mental health center  (CMHC) a mental health facility or group of affiliated agencies that provide various psychotherapeutic services to a designated geographic area.

coughing center  one in the medulla oblongata above the respiratory center, which controls the act of coughing.

deglutition center  a nerve center in the medulla oblongata that controls the function of swallowing.

Centers for Disease Control and Prevention  (CDC) an agency of the U.S. Department of Health and Human Services, serving as a center for the control, prevention, and investigation of diseases.

ejaculation center  the reflex center in the lumbar spinal cord that regulates ejaculation of semen during sexual stimulation.

epiotic center  the center of ossification that forms the mastoid process.

erection center  a reflex center in the sacral spinal cord that regulates erection of the penis or clitoris.

feeding center  a group of cells in the lateral hypothalamus that when stimulated cause a sensation of hunger.

germinal center  the area in the center of a lymph nodule containing aggregations of actively proliferating lymphocytes.

health center 

1. a community health organization for creating health work and coordinating the efforts of all health agencies.

2. an educational complex consisting of a medical school and various allied health professional schools.

medullary respiratory center  the part of the respiratory centers that is in the medulla oblongata.

nerve center  center (2).

ossification center  any point at which the process of ossification begins in a bone; in a long bone there is a primary center for the diaphysis and one secondary center for each epiphysis.

pneumotaxic center  one in the upper pons that rhythmically inhibits inspiration.

reflex center  any center in the brain or spinal cord in which a sensory impression is changed into a motor impulse.

respiratory centers  a series of centers (apneustic and pneumotaxic respiratory centers and dorsal and ventral respiratory groups) in the medulla and pons that coordinate respiratory movements.

satiety center  a group of cells in the ventromedial hypothalamus that when stimulated suppress a desire for food.

sudorific center 

1. a center in the anterior hypothalamus controlling diaphoresis.

2. any of several centers in the medulla oblongata or spinal cord that exercise parasympathetic control over diaphoresis.

swallowing center  deglutition c.

thermoregulatory centers  hypothalamic centers regulating the conservation and dissipation of heat.

thirst center  a group of cells in the lateral hypothalamus that when stimulated cause a sensation of thirst.

vasomotor centers  centers in the medulla oblongata and lower pons that regulate the caliber of blood vessels and the heart rate and contractility.

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cen·ter (sntr)

n.

1. A point or place in the body that is equally distant from its sides or outer boundaries; the middle.

2. A group of neurons in the central nervous system that control a particular function.

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center

a point from which a process starts, especially a plexus or ganglion giving off nerves that control a function.

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accelerating center

one in the brainstem involved in acceleration of heart action.

appetite center

located in the hypothalamus; controls appetite.

auditory center

the center for hearing, in the more anterior of the transverse temporal gyri.

cardioinhibitory center

one in the medulla oblongata that exerts an inhibitory influence on the heart.

deglutition center

a nerve center in the medulla oblongata that controls swallowing.

diaphragmatic center

see diaphragmatic tendon.

emetic center

located in the reticular formation of the brainstem, this center controls vomiting.

eructation center

controls eructation in ruminants; located in the medulla oblongata.

expiratory center

one of the four respiratory centers (see below).

germinal center

the area in the center of a lymph node containing aggregations of actively proliferating lymphocytes.

gustatory center

the cerebral center supposed to control taste.

inspiratory respiratory center

one of the four respiratory centers.

lymph node germinal center

centers in lymph nodes where lymphocytes are produced.

medullary respiratory center

the center in the medulla oblongata that coordinates respiratory movements.

motor center

any center that originates, controls, inhibits or maintains motor impulses.

nerve center

a collection of nerve cells in the central nervous system that are associated together in the performance of some particular function.

center of ossification

see ossification center.

perineal center

see perineal body.

reflex center

any nerve center at which afferent sensory information is converted into efferent motor impulses.

respiratory c's

a series of the centers (the apneustic, pneumotaxic and medullary respiratory centers) in the medulla and pons that coordinate respiratory movements.

center-surround retinal organization

the arrangement of cells in the receptive field of the retina; the sensitivity of a certain spot in the retina is affected by what is occurring in adjacent areas.

swallowing center

deglutition center.

thermoregulatory c's

hypothalamic centers regulating the conservation and dissipation of heat.

vasomotor center

a combination of two centers in the reticular formation of the brainstem; includes a pressor and a depressor center.

vomiting center

see emetic center (above).

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center Anatomy A region in the body where something occurs. See Burned-out germinal center, Cell center, Ejaculation center, Erection center, Feeding center, Germinal center, Ossification center, Regressively transformed germinal center, Satiation center, Vasomotor center Vox populi A place where something occurs. See Academic medical center, Alternative birthing center, Ambulatory care center, Ambulatory surgery center, Burn center, Cancer center, Centers for Disease Control & Prevention, Center of excellence, CEPH center, Community mental health center, Day care center, Diagnostic center, Fox Chase Cancer Center, Imaging center, Level one trauma center, Medical center, MTOC, Multicenter, Poison control center, Research center, Residential treatment, Secondary care center, Surgicenter, Tertiary care center, Urgent care center, Yerkes Regional Primate Research center.