Sensory nerve endings Study guides, Class notes & Summaries

Why is UVB radiation also know as "burning rays"? UVB wavelengths cause burning of the skin as well as cancer What is NOT an element of the skins acid mantle? Blood What causes injured skin to restore itself to its normal thickness? Hyperproduction of cells What are the items in the dermis that respond to touch, pain, cold, heat and pressure? Sensory nerve endings What are most abundant in the fingertips, as opposed to other parts of the body? Sensory nerve fibers

BIOS 252 Exam 3 Questions And Answers Sensory vs. Perception - ANS For perception to happen, the sensory signals much reach the cerebrum Adaptation - ANS The ability to no longer perceive sensations due to prolonged exposure Sensory receptors/Nerve Endings are categorized by: - ANS Distribution, location, and type Free Nerve Endings - ANS pain, temperature, tickle, and itch Encapsulated Nerve Endings - ANS touch, pressure, vibration Special Sensory Cells - ANS ...

Mechanoreceptors Ans: Respond to touch pressure, vibration and proprioception Thermoreceptors Ans: respond to changes in temperature Nocireceptors Ans: pain receptors What do free nerve endings respond to? Are they slow or fast? Are they encapsulated? Ans: Very light touch and itching Slow adapting Not encapsulated What do merkel's disks respond to? Are they slow or fast? Are they encapsulated? Ans: Pressure and skin indentation Slow adapting Not encapsulated What do Meissner's c...

RAPID-adapting mechanoreceptors - ️️Meissner and Pacinian (dynamic phase QUICKLY becomes static phase) dorsal root ganglion (DRG) - ️️(part of the PNS) cluster of cell bodies in the dorsal root of a spinal nerve (when the action potential reaches the DRG, it splits into 2 - one travels toward the cell body and the other continues down the axon) dorsal horn - ️️the POSTERIOR column of grey matter in the spinal cord (shape differs depending on spinal segment) - contains SENSORY n...

BIOL 235: CHAPTER 16 (VERRIFIED QUESTIONS AND ANSWERS) sensation - CORRECT ANSWER-consicous or subconscious awareess of changes in external or interal environment perception - CORRECT ANSWER-consicous awareness and interprtation of sensations and is primarly a function of the cerebral cortex sensory modality - CORRECT ANSWER-each unique type of sensation (touch, pain, vision, hearing) general senses - CORRECT ANSWER-somatic and visceral senses somatic senses - CORRECT ANSWER-somat= o...

sensory vs. perception - Answer-for perception to happen, the sensory signal must reach the cerebrum adaptation - Answer-the ability to no longer perceive sensations due to prolonged exposure free nerve endings - Answer-pain, temperature changes, tickle, itch encapsulated nerve endings - Answer-touch, pressure, vibration special sensory cells - Answer-used to create special sensory reception exteroceptors - Answer-sensations from outside the body interoceptors - Answer-sensations from ins...

Gas exchange Communication Sense of smell Acid-base balance Expulsion of abdominal contents correct answers What are the functions of the respiratory system? Nostrils Nasal cavity Oral cavity Pharynx correct answers What are the structures of the upper respiratory tract? Larynx Trachea Bronchus Lungs Diaphragm correct answers What are the structures of the lower respiratory tract? Lots of sensory nerve endings Produces mucus Humidify and warm the inspired air Removes parti...

Skip Wave Ans: Technique that produces a strong wave pattern Dermis Ans: Where sudoriferous glands, sebaceous glands, sensory nerve endings, arrest or pili muscles, and all major portions of each follicle are found Shin bone Ans: During the massage portion of a pedicure, apply pressure to either side of the The nail bed Ans: Part of the nail that consists of nerves and blood vessels for continuous nourishment Form, Color, and Texture Ans: Three major design elements lift or lighten t...

What is histology? The study of tissues What is a tissue? A group of cells that act together to perform a specific function. What are the fundamental tissues? Epithelial Connective Muscle Nerve (Elephants Can Make News) What is the function of epithelial cells? Cover, line, and protect the body and the internal organs. What is the function of connective tissue? Framework of the body. Provides support and structure to organs. What is neuroglia? The neurons and c...

Sensory vs. Perception - ANSWER For perception to happen, the sensory signals much reach the cerebrum Adaptation - ANSWER The ability to no longer perceive sensations due to prolonged exposure Sensory receptors/Nerve Endings are categorized by: - ANSWER Distribution, location, and type Free Nerve Endings - ANSWER pain, temperature, tickle, and itch