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Nervous System
This category is for questions about the mechanical and chemical process of reactions to internal and external stimuli, ranging from the brain down to the spinal cord, and all nerves, cells and tissues in between.
3,047 Questions
Nuestros cuerpos están formados por 12 sistemas biológicos, los cuales llevan a cabo funciones específicas, necesarias para el día a día de la vida. El trabajo del sistema circulatoriose centra en mover la sangre, los nutrientes, el oxígeno, el dióxido de carbono y las hormonas alrededor de todo el cuerpo.
Parasympathetic stimulation is a process that takes place in the peripheral nervous system. This is a process where signals are carried throughout the body.
What part of the nervous system perceives cutaneous sensations such as warmth?
The part of the nervous system that enables us to experience the sensation of hot or cold, pain or pressure is the hypothalamus, located in the brain. The hypothalamus sends messages to the rest of the body. As an example, when you begin to shiver from cold, the hypothalamus sends a message to muscles to begin to work quicker, generating heat.
Is analgesia a condition of no nervous sensation?
no, it is anesthesia that is the condition of no nervous sensation.
What cranial nerve controls the response of the illuminated eye?
If the light is shining directly into one eye, then the pupil in that eye will constrict (a direct response), but so will the pupil in the non-illuminated eye (a consensual response). This reflex involves two cranial nerves: the optic nerve, which senses the light, and the oculomotor nerve, which constricts both pupils.
Which cranial nerve is responsible for your tears?
V is responsible for tear reflex in response to cornea irritation, VII has a parasympathetic branch responsible for emotional tears.
Which part of the nervous system carries impulses between the body and the central?
The peripheral nervous system carries impulses between the spinal cord and other body parts.
How do neurons nerves and the nervous system relate to one another?
They both have to get their answers from wiki.answers.com
What structure detects the stimulus in the reflex action?
The stimulus is detected by temperature or pain receptors in the skin. These generate impulses in sensory neurons. The impulses enter the CNS ( Central nervous system ) through a part of the spinal nerve called the Dorsal root.
What body tissue transmits electrochemical impulses?
Nervous tissues are notorious for conducting the electrical as well as chemical impulses. The later occurring at synapsis which is the cleft between the connection of two nerve endings. Also heart cells can conduct electrochemical impulses.
The parasympathetic and sympathetic systems are branches of the autonomic nervous system.
What structures function in dynamic equilibrium?
Saccule and utricle
"Static" means stationary or at rest. the 4 functions are vestibular nerve, ampulla, cupula, and otoliths
What are the gaps in the myelin sheath that create non-insulated areas along an axon?
nodes (:
I do not disagree with that answer, but I just want to point out that the nodes have a special name. They are called Nodes of Ranvier, named after the man that discovered them (so Ranvier is capitalized). C:
How does the nervous system affect the skeletomuscular system?
Muscles receive instructions to move from the brain.
Why do the so-called radiators which are part of a central heating system have the wrong name?
look i am a fool and i dont know the answer
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Sound is funnel into our ear canal by our ear. The sound then hits a sack of fluid and causes the water inside to ripple. Hairs in the sack detect how much vibration is in the water at different areas of the sack and send the information to our brain
Parasympathetic ganglia are also called what because of their location?
terminal ganglia
P.S. 100%, i am a teacher.
when they interact they interact with fight or flight response and rest and digest to form a normal automatic reaction to nonemotional times and when an emotional time comes it increases your pulse rate and makes you seem like you excited or anxious to where it goes up.......
What type of nervous system do invertebrates have?
Nervous responses in Cnidarians are controlled by a diffuse web of interconnected nerve cells called a nerve net.
