Merkel - Study guides, Class notes & Summaries

Benefits of Adaption in touch sensations - ️️1) Helps us to ignore constant, innocuous stimuli, reducing distraction 2) Helps to avoid saturation of neuronal firing rates, allowing us to detect changes in stimulus intensity over a larger ranger of intensities. Merkel Cells and Mechanotransduction - ️️When skin is presed: 1) Mechanically-gated ion channels in the A beta membrane open, letting in ions (Na) 2) This causes the first ("dynamic phase") action potential 3) Mechanically...

Week 5, 6 & 7 Exam: BIOS252 / BIOS 252 (Latest Update 2024 / 2025) Anatomy & Physiology II with Lab | Review Questions with Verified Answers | 100% Correct | Grade A - Chamberlain Question: Referred pain Answer: It is a type of pain that is felt in an area of the body other than its source. Question: Jessica went to her doctor's office with pain in her right shoulder blade and learned she was having a gallbladder attack. You are not surprised to hear about the unusual location o...

Layers of the skin correct answersepidermis, dermis, hypodermis Stratum Corneum correct answersProtective durable overcoat, waterproof, tough, relatively insensitive to biological, chemical and physical assault. Stratum Lucidum correct answersvisible only in thick skin, few layers thick, dead clear cells Stratum Granulosum correct answers3-5 layers of thick keratinocytes flastten out Stratum Spinosum correct answersoverlies the stratum basale, cells come from the basale, filamen...

List two organs contained in the abdominal cavity.- Intestines, Spleen, liver, stomach. List two organs contained in the Pelvic cavity.- Blader, rectum Air and food pass in which one of the following areas: Oropharynx From widest to narrowest, the branches of the bronchial tree are: Primary bronchi, secondary bronchi, tertiary bronchi, bronchioles. When extensor digitorum contracts, what action(s) occurs? Wrist extension & Extension of digit 2-5 When flexor digitorum profundus contracts, wh...

Cogsci 1 UC Berkeley Summer 2024/2025 Final | Questions and Correct Solutions | Latest Update | Graded A+ Expert Systems - Answer -Computerized advisory programs that imitate the reasoning processes of experts in solving difficult problems. (like MYCIN at Stanford in the early 1970's). It was more accurate than human experts. decision trees - Answer -Diagrams where answers to yes or no questions lead decision makers to address additional questions until they reach the end of the tree....

layers of skin CORRECT ANSWER 1. Epidermis 2. Dermis 3. Hypodermis (subcutaneous layer) function of skin CORRECT ANSWER 1. absorb UV light for vitamin D production 2. sensory receptors and glands 3. protection from temp. changes 4. protect from miroorganisms sensory organs CORRECT ANSWER 1. merkel cells 2. missener's corpuscles 3. nociceptors 4. thermoreceptors 5. pacinian corpuscles merkel cells CORRECT ANSWER mechanoreceptors detect mechanical sensory information of light...

Wound Care 2 Questions and Answers Graded A+ Which of the following cells would you find in the dermis? Keratinocytes Macrophages Melanocytes Merkel cells Macrophages The collagen produced by fibroblasts in the dermis is responsible for giving the skin: Elastic recoil Insulation Sensation Tensile strength Tensile strength What cell recognizes and produces antibodies? Lymphocyte Neutrophil Platelet Red blood cell Lymphocyte What is the normal value for white blood...

4 Sections of the spinal cord ~~> 1. Cervical 2. Thoracic 3. Lumbar 4. Sacral A beta Fibers ~~> Large sensory fibers involved in rapidly transmitting sensation. Responds to touch (around 50 m/s) A delta Fibers ~~> Slower fiber that responds to sharp pain ( around 10m/s) C fibers ~~> Slow fiber that is associated with dull pain (around 1m/2s) Dorsal Column Medial Lemniscus Pathway 2 | P a g e | © copyright 2024/2025 | Grade A+ Master01 | September, 2024/2025 | ...

Merkel Cell function somatosensory: light touch, neuroendocrine function? Which skin zone has the most genetic diseases? basement membrane zone Melanocytes synthesize the pigment melanin What happens during keratinization? flatten, lose organelles, form fibrous protein (keratin), dehydrate, thicken Predominant cells in the epidermis keratinocytes - 80%

A complication of steep reverse Trendelenburg position is? A. Deep vein thrombosis B. Arterial compression C. Cardiac overload. D. Respiratory alkalosis - Answer-A which position should be used for Posterior Colpotomy? A. Prone. B. Supine. C. Lithotomy. D. Fowler's - Answer-C Which is the BEST way to prevent hypothermia in the OR? A. Forced air warming blanket. B. Warmed IV solutions. C. Warmed irrigation solution. D. Multiple layers of blankets. - Answer-A OR humidity must be ma...