Human Body Systems :Human Body Systems
Levels of Organization in the Body :Levels of Organization in the Body Cells
Tissues
Epithelial, connective, muscular, nervous
Organs
Examples include stomach, liver, heart
Organ Systems
Examples include digestive and circulatory systems
Tissues in the Human Body :Tissues in the Human Body Epithelial
Covering or lining tissue
Connective
Joins, stores and supports
Muscle
Internal and external movement
Nerve
Conducts electrical signals Blood Muscle Nerve
Human Organ Systems :Human Organ Systems Skeletal Muscular
Circulatory Immune
Respiratory Digestive
Excretory Reproductive
Nervous Endocrine
Integumentary
Human Skeletal System :Human Skeletal System Functions
Framework and support
Protection
Storage
Axial and appendicular skeleton
Bone structure
Joints and ligaments
Human Skeleton Diagram :Human Skeleton Diagram Phalanges Phalanges
Compact Bone Tissue :Compact Bone Tissue
Human Muscular System :Human Muscular System Functions
Movement
Warmth
Posture
Muscle Properties
Ability to contract
Ability to be stretched
Ability to respond to a stimulus
Muscle Types
Skeletal
Smooth
Cardiac
Human Muscular System Diagram :Human Muscular System Diagram
Three Types of Human Muscle Tissue :Three Types of Human Muscle Tissue Skeletal Cardiac Smooth
Skeletal Muscle Contraction :Skeletal Muscle Contraction Myosin Actin Sarcomere
Human Circulatory System :Human Circulatory System Transports nutrients, gases, wastes, water, and hormones and also distributes heat
Structures of circulatory system
Heart
Vessels
Blood
Lymphatic system Erythrocytes White blood cells
Diagram of Human Heart :Diagram of Human Heart
Human Immune System :Human Immune System Nonspecific defense responses
Skin and mucous membranes
Inflammatory response
Temperature
Proteins
White blood cells
Specific immune responses
Humoral immunity
Cell-mediated immunity
Disease Prevention in Humans :Disease Prevention in Humans Identifying Pathogens - Koch’s Postulates
Vaccination - Edward Jenner
Disorders
Allergies
Autoimmune disease
Acquired Immune Deficiency Syndrome
Human Respiratory System :Human Respiratory System Respiration is gas exchange between an organism and the environment
Respiratory structures include the nose, pharynx, larynx, trachea, bronchi, bronchioles and alveoli
Mechanics of Breathing
Respiratory Diseases Exhalation Inhalation
Human Respiratory System Diagram :Human Respiratory System Diagram
Human Digestive System :Human Digestive System Digestion is the breakdown of nutrients to a level that can be used by cells of the body.
Structures
GI tract (mouth, pharynx, esophagus, stomach, small intestine, large intestine)
Accessory (teeth, tongue, salivary glands, liver, gall bladder, pancreas)
Nutrition
Human Digestive System Diagram :Human Digestive System Diagram
Human Excretory System :Human Excretory System Excretion is the removal of metabolic wastes from the body, including toxic chemicals, excess water, carbon dioxide and salts.
Excretory Organs
Skin
Lungs
Kidneys
Human Urinary System Diagram :Human Urinary System Diagram
Human Reproductive System :Human Reproductive System Produces gametes (eggs and sperm)
Fertilization – produce zygote
Male Reproductive System
Testes
Epididymus, vas deferens, urethra, seminal vesicle, prostate gland, Cowper’s gland
Female Reproductive System
Ovary
Fallopian tubes, uterus, vagina
Human Male Reproductive System :Human Male Reproductive System Urinary bladder Vas deferens Prostate gland Urethra Penis Seminal vesicle Epididymus Testis
Human Female Reproductive System :Human Female Reproductive System
Human Endocrine System :Human Endocrine System The endocrine system consists of ductless glands that produce hormones.
Hypothalamus, pituitary, pineal, thyroid, parathyroid, thymus, adrenal, pancreas, ovary, testes
Hormones are chemical messengers that travel through the blood stream and affect activities throughout the body.
Steroid hormones
Nonsteroid hormones
Human Endocrine System Diagram :Human Endocrine System Diagram
Human Nervous System :Human Nervous System Controls and coordinates functions throughout the body
Neurons are specialized cells that transmit impulses throughout the body.
Nervous System
Central Nervous System
Peripheral Nervous System
Somatic
Autonomic
Human Neuron Diagram :Human Neuron Diagram
Diagram of Human Brain :Diagram of Human Brain
Human Integumentary System :Human Integumentary System Consists of the skin, hair, and nails
Skin
Epidermis
Dermis
Subcutaneous tissue
Hair and nails
Homeostasis: Regulating the Internal Environment :Homeostasis: Regulating the Internal Environment A controlled, stable internal environment
Gains and losses must balance
Control systems
Receptor, control center, effector
Feedback loops
Negative feedback
Positive feedback
Thank You :Thank You This concludes a brief review of the human body systems.
You may find additional information on this section of Domain IV, The Diversity of Life, in the expanded content talks, and in the notes attached to each slide in the library.