Animal Physiology

acetylcholine action potential activity adenohypophysis adrenal adrenalin amino acids amount ANIMAL PHYSIOLOGY arterial autonomic nervous system axon bats birds blood pressure body temperature body weight brain called capillary carbon dioxide causes central nervous system chemical contains decreases depolarization diffuse digestion dissolved duct ecdysone effect electric fish energy enzymes example excrete Figure filaments fluid frequency function gills gland glucose heart heat hemoglobin hibernation hypophysis increase insects intestine invertebrates ions juvenile hormone kidney large number lower lungs mammals membrane metabolic rate molecules molt movements muscle fiber nerve cells nerve impulse neuron nitrogen normal organs osmotic concentration oxidation oxygen oxygen consumption pancreas percent processes produced proteins pulses receptors regulation released respiration respiratory resting role salt sea water secretion sensitive sensory sodium solution stimulus stomach structure substances sugar surface swim swimbladder thyroid tion tissues tolerance transmitted transport tubule urea urine vertebrates vitamin wall Z band