Search results
Results from the WOW.Com Content Network
[citation needed] This reflex may also be impaired by damage to the internal branch of the superior laryngeal nerve which relays the afferent branch of the reflex arc. [ citation needed ] This nerve is most commonly damaged by swallowing a foreign object, such as a chicken bone, resulting in it being lodged in the piriform recess (in the ...
Pseudobulbar affect (PBA), or emotional incontinence, is a type of neurological disorder characterized by uncontrollable episodes of crying or laughing.PBA occurs secondary to a neurologic disorder or brain injury.
A cough is a sudden expulsion of air through the large breathing passages which can help clear them of fluids, irritants, foreign particles and microbes.As a protective reflex, coughing can be repetitive with the cough reflex following three phases: an inhalation, a forced exhalation against a closed glottis, and a violent release of air from the lungs following opening of the glottis, usually ...
Reflexogenous (reflexogenic) zone (or the receptive field of a reflex) is the area of the body stimulation of which causes a definite unconditioned reflex. [1]: vol. II, p. 103 For example, stimulation of the mucosa of the nasopharynx elicits a sneezing reflex, and stimulation of the tracheae and bronchi elicits a coughing reflex. [2]
The cough center is a region of the brain which controls coughing. The cough center is located in the medulla oblongata in the brainstem . Cough suppressants focus their action on the cough center.
But a chronic cough is a cough that usually lasts longer than eight weeks, Dr. Banerjee says. These are some of the major causes of an acute cough, according to doctors: Allergens like pet dander ...
Autonomic functions include control of respiration, cardiac regulation (the cardiac control center), vasomotor activity (the vasomotor center), and certain reflex actions such as coughing, sneezing, swallowing and vomiting. Those are then subdivided into other areas and are also linked to autonomic subsystems and the peripheral nervous system.
Coronary reflex; Cough reflex — a rapid expulsion of air from the lungs after sudden opening of the glottis, and usually following irritation of the trachea. Cremasteric reflex — elevation of the scrotum and testis elicited by stroking of the superior and medial part of the thigh.