Excitable tissue - Study guides, Class notes & Summaries

A&P Straighterline Final Exam Questions and Verified Solutions 2024 An isotonic contraction is described as Select one: a. action potential frequency is high enough that no relaxation of muscle fibers occurs. b. a muscle produces constant tension during contraction. c. a muscle produces an increasing tension during contraction. d. a muscle produces increasing tension as it shortens. e. a muscle produces tension, but the length of the muscle is increasing - Answer -b. a muscle produces c...

Anatomy and Physiology LAB exam connective tissues are comprised of three major features: cells, fibres and ground substance cartilage resilient, smooth connective tissue found at the end of long bones, the tips of nose, trachea etc. the three principal types of cartilage fibro, elastic and hyaline what happens while cartilage grows? chondroblasts become trapped in the marix they produce is spaces called lacunae. once tissue is formed, the chondroblasts mature into...

With muscular dystrophy _________________ A) muscles decrease in size due to loss of fat and connective tissue B) muscle fibers degenerate and atrophy C) most forms do not appear to be inherited D) most cases appear in young females - ANS B) muscle fibers degenerate and atrophy What muscle cells have the greatest ability to regenerate? A) skeletal B) cardiac C) smooth D) no muscle can regenerate - ANS C) smooth Most muscles contain _________________ A) muscle fi...

Practical 2 - lab 5 EMG Exam 2024 EMG stands for -Answer-electromyography what is the EMG used for -Answer-used to record and analyze electrical signals from a subjects muscles characteristics of skeletal muscle -Answer-striations cylindrical cells many nuclei in the periphery z disk -Answer-separates sarcomeres from each other A band -Answer-darker color where myosin and actin overlap I band -Answer-lighter color contains actin H zone -Answer-contains myosin M line -Answer-middle o...

Electrolytes inorganic ions which conduct electricity in solution Pyretic pertaining to fever Comparator control (integrating) center Epithelium tightly packed cells that cover and line body surfaces. It lines, protects, and secretes. Relies on diffusion for nutrition and waste removal - classification is based on cellular morphology and the number of layers it makes up Connective tissue widely scattered cells with plenty of intercellular space and substance (matrix) - represents a wide asso...

How are cells connected to each other and the extra-cellular matrix? correct answers -gap junctions -tight junctions -anchorning junctions How do we classify epithelial tissue? correct answers -cell shape -number of layers What is a Gap junction? correct answers Mediates cell to cell communication, Aggregates of intercellular channels that permit direct cell to cell transfer of ions and small molecules, What does a gap junction do? correct answers -connects to the cytoplasm in adja...

Wiley Plus Exam 1 Questions And Answers 2024 100% Solved basement membrane - answerThe thin extracellular layer, consisting of the basal and reticular lamina, that anchors epithelial cells to underlying connective tissue is called the providing strong attachment between structures like muscle and bones - answerthe main function of dense regular connective tissue is? mucous membrane - answerthe membrane where you would find goblet cells adhesions - answeran abnormal joining of tissues resu...

NURS 5315 Advanced Pathophysiology Ovarian cancer site of metastasis? Peritoneal surfaces, omentum (fold of peritoneum connecting the stomach with other abdominal organs), liver The increased NADH/NAD+ ratio in the liver from ethanol causes: 1. Pyruvate --> lactic acid, causing lactic acidosis 2. Oxaloacetate --> malate. This prevents gluconeogenesis and leads to hypoglycemia 3. Glyceraldehyde-3-phosphate --> glycerol 3- phosphate and combines with fatty acids to form triglyce...

Wiley Plus Exam 1 Questions And Answers 2024 100% Solved basement membrane - answerThe thin extracellular layer, consisting of the basal and reticular lamina, that anchors epithelial cells to underlying connective tissue is called the providing strong attachment between structures like muscle and bones - answerthe main function of dense regular connective tissue is? mucous membrane - answerthe membrane where you would find goblet cells adhesions - answeran abnormal joining of tissues resu...

Wiley Plus Exam 1 Questions And Answers 2024 100% Solved basement membrane - answerThe thin extracellular layer, consisting of the basal and reticular lamina, that anchors epithelial cells to underlying connective tissue is called the providing strong attachment between structures like muscle and bones - answerthe main function of dense regular connective tissue is? mucous membrane - answerthe membrane where you would find goblet cells adhesions - answeran abnormal joining of tissues resu...