Animal Physiology Exam Bundle Graded A+

Membrane depolarization above threshold opens voltage-gated sodium channels and produces an action potential. However, the initial depolarization opens only a few sodium channels. The sodium channels open, which depolarizes the membrane, which opens more sodium channels, which depolarizes the membra...

Nutrition - ANSWER-The study of the chemical components of animal bodies and how animals are able to synthesize those chemical components from the chemical materials they collect from their environments. Essential Nutrients - ANSWER-A required material, such as an amino acid, fatty acid, vitamin,...

What is Animal Physiology? - ANSWER-it is the study of how animals function; the mechanisms involved in physiological process; the potential adaptive significance of physiology processes Why must animals eat? - ANSWER-animals must acquire, ingest and absorb nutritional components because of the d...

Animal energetics - ANSWER-•Energy is major factor affecting animal physiology •Metabolism -the sum of all chemical reactions occurring in an organism - anabolism - catabolism Heat and metabolism - ANSWER-•All energy released during metabolic reactions appears as heat - Heat producti...

Animal is a synonym for the word: - ANSWER-Metazoan Animals are a: - ANSWER-monophyletic group Animals are eukaryotes which means they have organelles with a: - ANSWER-nucleus and mitochondria Do animals have a cytoskeleton? - ANSWER-yes True or false: animals are multicellular - ANSWER-...

Flavor - ANSWER-Combined effect of taste and aroma Factor with most effect on intensity of flavor of foods - ANSWER-Temperature Sense determined by the olfactory bulb - ANSWER-Smell Sense of touch is responded by... - ANSWER-Tactile receptor Photoreceptors are.. - ANSWER-rods and cones ...

Structure is related to? - ANSWER-function Organ System - ANSWER-group of organs that work together to perform a specific function Organ - ANSWER-Two or more types of tissue to perform a specific function Tissue - ANSWER-organization of cells with a similar function and structure Muscula...

Define behavior - ANSWER-any internally coordinated response of whole living organisms to internal and/or external stimuli, excluding responses more easily understood as developmental changes such as arthritis proximate causes of behavior - ANSWER-HOW genetic, cellular, physiological, and anatomi...

Animal Physiology - ANSWER-the study of the functional properties of animals; the study of "how animals work" Mechanism - ANSWER-the components of actual, living animals and the interactions among those components that enable the animals to perform as they do Natural selection - ANSWER-the i...

What is Physiology's 2 central concepts? - ANSWER-Mechanism and origin, studies mechanisms and evolutionary origins to understand adaptive significance. What is Physiology's 2 main central concept questions? - ANSWER-What is the mechanism by which the function is accomplished and How did that m...

Physiology - ANSWER-- Study of HOW animals work. - Mostly their internal mechanisms. - Involves combination of: evolution, chemistry, physics, physiology (cellular, systems, developmental, comparative), morphology, biochemistry and ecology. Physiology is the key discipline to understanding: - ...

Where does digestion occur? What is this sort of digestion know as? - ANSWER-Digestion occurs in the alimentary canal or gut, a long muscular tube with an opening at both ends (mouth and anus). - Holozoic nutrition What is the definition of diet? - ANSWER-The sum total of the nutrients eaten. ...

Functions of the nervous system - ANSWER--sensory reception: sounds, touch, light, smell, taste, etc. -central processing: interactions between neurons -motor output: trigger muscle movement Nervous system - ANSWER-Central nervous system: more neuronal cell bodies (motor and sensory), all inter...

What is homeostasis? - ANSWER-A dynamic, and relatively stable state in the internal environment Homeostasis must be able to do what three things to be maintained? - ANSWER-1. detect deviations from normal conditions 2. Integrate this information with other information 3. Make adjustments to re...

Regulators - ANSWER-keep a physiological parameter constant despite fluctuations in the environment Regulators (graph) - ANSWER- Conformers - ANSWER-allow a physiological parameter to fluctuate with the environment Conformers (graph) - ANSWER- Homeostasis - ANSWER-Maintaining a stable co...

Animals obtain energy mostly through - ANSWER-The oxidation of foodstuffs - metabolism : the consumption and then burning of energy What do animals feed on and how? - ANSWER-- small particles (endocytosis, filtering) - large masses (breakdown by mastication) - liquid = nectar, blood, milk - ...

Animals that make the most concentrated urine have nephrons with relatively ____ loops of Henle. Such nephrons are referred to as ____. shorter ... cortical shorter ... juxtamedullary longer ... cortical longer ... juxtamedullary - ANSWER-longer ... juxtamedullary Hydrostatic press...

What are the 2 fluid compartments of the body? What 2 sub-types of the second compartment is there? - ANSWER-1. intracellular fluids 2. extracellular fluids (interstitial fluid, blood plasma) Describe the composition of body fluid (3). (point 2 has 3 sub-points) - ANSWER-- water - large molecul...

Animal Physiology is... - ANSWER-study of function in animals Why do we study animal physiology? - ANSWER-For them, insight into humans, pure and applied research, why not? August Krogh Principle - ANSWER-"For a large number of problems there will be some animal of choice...on which it can be...

Physiology - ANSWER-one of the key disciplines for understanding 1. the fundamental biology of all animals 2. human health and disease 3. The health and disease of nonhuman animals of importance in human affairs ATP - ANSWER-(adenosine triphosphate) main energy source that cells use for most...