Physiology 0.0 / 5 ? Sports SciencePhysiologyExercise, Health and FitnessSports SciencesUniversityNone Created by: bh42vbCreated on: 30-04-19 16:23 Which cells form myelin sheaths around nerve fibres in the PNS? Schwann 1 of 40 A chemical transmitter substance released by certain nerve endings Acetylcholine 2 of 40 Air sacs in the lungs Alveoli 3 of 40 The process of glucose being broken down into glycogen Glycolysis 4 of 40 The major artery in the heart Aorta 5 of 40 Increase in muscle size Hypertrophy 6 of 40 The portion of the brain consisting of the medulla, pons and midbrain Brain stem 7 of 40 Heart Rate x Stroke Volume = Cardiac Output 8 of 40 The link formed when a myosin head binds to the corresponding binding site on actin during muscle contraction Cross bridge 9 of 40 The branching extensions of neurons that carry electrical signals to the cell body Dendrites 10 of 40 The sheath of fibrous connective tissue surrounding a muscle Epimysium 11 of 40 The formation of new glucose molecules from noncarbohydrate substances, such as fats and proteins Gluconeogenesis 12 of 40 Formation of glycogen from glucose Glycogenesis 13 of 40 The breakdown of glycogen to glucose Glycogenolysis 14 of 40 The breakdown of glucose to pyruvic acid; an anaerobic process Glycolysis 15 of 40 Organelle responsible for modifying, packaging and shipping proteins produced by the rough ER to the appropriate destination Golgi apparatus 16 of 40 The type of contraction where the muscle generates tension but doesn't shorten, and no movement occurs Isometric 17 of 40 A hump formed by the abnormal curvature of the thoracic spine in a posterior direction Kyphosis 18 of 40 The abnormal curvature of the lumbar spine in the anterior direction Lordosis 19 of 40 The abnormal curvature of the spine in a lateral direction Scoliosis 20 of 40 Autoimmune disorder of the CNS where the myelin sheaths are converted into hardened scleroses in the brain and spinal cord Multiple Sclerosis 21 of 40 Feedback that causes the stimulus to decline or end Negative 22 of 40 Area at the back of the head Occipital 23 of 40 Bone-forming cells Osteoblasts 24 of 40 Large cells that break down bone matrix Osteoclasts 25 of 40 The membranous sac enveloping the heart Pericardium 26 of 40 A receptor located in a muscle or tendon; concerned with locomotion, posture and muscle tone Proprioreceptor 27 of 40 Restoration of the membrane potential to the initial resting state Repolarization 28 of 40 The fluid-filled space at a synapse between neurons Synaptic cleft 29 of 40 An abnormal, excessively rapid heart rate Tachycardia 30 of 40 Discharging chambers in the heart Ventricles 31 of 40 A small fluid-filled sac formed by membrane Vesicle 32 of 40 The smallest contractile unit of muscle; extends from one Z disc to the next Sarcomere 33 of 40 Type of CNS supporting cell that has many cellular processes, each of which makes up a myelin sheath Oligodendrocyte 34 of 40 A single rapid contraction of a muscle followed by relaxation Twitch 35 of 40 Thin strands of the contractile protein actin Microfilaments 36 of 40 The rod-like cytoplasmic organelles responsible for ATP generation Mitochondria 37 of 40 AKA red blood cells Ethrocytes 38 of 40 The largest part of the brain Cerebrum 39 of 40 A specialized substance produced by the body that can provide immunity against a specific antigen Antibody 40 of 40
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