Learning Objectives
5 objectives- Understand the fundamental principles and concepts of animal physiology at cellular, tissue, and organ levels.
- Explain the structure and function of animal cells and their organelles, including cellular processes.
- Describe the mechanisms animals use to maintain homeostasis and internal stability.
- Analyze the anatomy and physiology of major systems such as nervous, muscular, respiratory, circulatory, digestive, reproductive, and endocrine systems.
- Evaluate physiological adaptations in animals across different species.
Content Outline
PreviewUnit 2233: Animal Physiology
1. Introduction to Animal Physiology
- Definition and scope of animal physiology
- Importance of studying physiological functions and processes
- Levels of organization: cellular, tissue, organ, and system levels
- Overview of physiological principles
2. Cell Structure and Function in Animals
2.1 Animal Cell Structure
- Cell membrane: structure and functions
- Cytoplasm and cytoskeleton
- Organelles: nucleus, mitochondria, endoplasmic reticulum, Golgi apparatus, lysosomes, peroxisomes
2.2 Cellular Processes
- Metabolism: anabolic and catabolic pathways
- Transport mechanisms: passive (diffusion, osmosis), active transport, endocytosis, exocytosis
- Cell communication: signaling pathways and receptor types
3. Homeostasis in Animals
- Definition and significance of homeostasis
- Components of homeostatic control systems: receptors, control center, effectors
- Feedback mechanisms: negative and positive feedback loops
- Temperature regulation: thermoregulation strategies in animals
- Hormonal control and integration in homeostasis
4. Nervous System and Neurophysiology
4.1 Nervous System Structure
- Central nervous system (CNS) and peripheral nervous system (PNS)
- Neurons: types and structure
- Neuroglia cells
4.2 Neurophysiology
- Resting membrane potential and action potential
- Synaptic transmission: chemical and electrical synapses
- Sensory perception and signal processing
- Motor control and reflex arcs
5. Muscle Physiology
- Types of muscle tissue: skeletal, cardiac, smooth
- Muscle fiber structure
- Mechanisms of muscle contraction: sliding filament theory
- Energy metabolism in muscle activity
- Muscle adaptations to exercise and environmental factors
6. Respiratory Physiology
- Anatomy of the respiratory system
- Gas exchange principles
- Breathing mechanisms: inspiration and expiration
- Respiratory adaptations in different animal species
- Role and types of respiratory pigments (e.g., hemoglobin)
7. Circulatory System and Cardiovascular Physiology
7.1 Circulatory System Structure
- Heart anatomy and function
- Blood vessels: arteries, veins, capillaries
- Blood composition and functions
7.2 Cardiovascular Physiology
- Circulation types: systemic, pulmonary, and portal circulation
- Cardiac cycle and heart rate regulation
- Blood pressure regulation and factors affecting it
8. Digestive System and Nutrient Absorption
- Anatomy of the digestive system
- Digestive processes: ingestion, digestion, absorption, elimination
- Enzymatic breakdown of macronutrients
- Nutrient absorption mechanisms
- Role and importance of gut microbiota
9. Reproductive Physiology
- Male and female reproductive anatomy
- Gametogenesis: spermatogenesis and oogenesis
- Hormonal regulation of reproduction
- Reproductive strategies and cycles in animals
10. Endocrine System and Hormonal Regulation
- Overview of endocrine glands and hormones
- Hormone synthesis, secretion, and transport
- Mechanisms of hormone action
- Role of hormones in growth, metabolism, reproduction, and homeostasis
- Interaction between endocrine and nervous systems
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