LATEST UPDATE 2026
Anatomy - Answers The structure of the body
Physiology - Answers How the body functions
Pathophysiology - Answers The study of the processes that disturb normal function
Epithelial Tissue - Answers Covers or lines body surfaces;
ex. Outer layer of the skin, the walls of the capillaries, and kidney tubules.
Connective Tissue - Answers Connects and supports parts of the body; some transport and store
material
ex. Bone, cartilage and adipose tissue
Muscles - Answers Contract to produce movements;
ex. Skeletal muscles and the heart
Nerve Tissue - Answers Generates and transmits impulse to regulate body function
ex. Brain and nerves
Integumentary System - Answers Consist of skin, hair, and nails.
Key Functions: Protection, temperature, water retention, sensation
Skeletal System - Answers Consists of bones, cartilage, and ligaments
Key Functions: Protection of the body organs, support, movement, blood formation
Muscular system - Answers Consists primarily of skeletal muscles
Key Functions: Movement, Posture, and heat protection
Lymphatic system - Answers Consists of lymph nodes, lymphatic vessels, lymph, thymus, spleen and
tonsils
Key Functions: Role in fluid balance, production of immune cells, defense against disease
Respiratory System - Answers Consists of the nose, pharynx, larynx, trachea, bronchi, and lungs
Key Functions: absorption of oxygen, discharge of carbon dioxide, acid-base balance
speech
Urinary system - Answers Consists of the kidneys, ureters, urinary bladder, and urethra
Key functions: Excretion of wastes, regulation of blood volume an pressure, control of fluid,
electrolyte, and acid-base balance
Nervous system - Answers Consists of the brain, spinal cord, nerves, and sense organs
Key Functions: Control, regulation, an coordination of other systems, sensations, memory
Endocrine System - Answers Consists of the pituitary gland, adrenals, pancreas, thyroid, parathyroid,
and other organ
Key Function: Hormone production, control and regulation of other systems
Circulatory System - Answers Consists of the heart, arteries, veins, and capillaries
Key Functions: Distribution of oxygen, nutrients, wastes, hormones, electrolytes, immune cells and
antibodies; Fluid, electrolyte, and acid-base balance
Digestive system - Answers Consists of the stomach, small and large intestines, esophagus, liver,
mouth and pancreas
Key Functions: Breakdown and absorption of nutrients, Elimination of waste
Male reproductive system - Answers Consists of the testes, vas deferens, prostate, seminal vesicles,
and penis
Key Functions: Production and delivery of the sperm, Secretion of sex hormones
Female reproductive systems - Answers Consists of the ovaries, fallopian tubes, uterus, vagina, and
breast
Key Functions: Production of eggs, site of fertilization and fetal development, birth, lactation,
secretion of sex hormones
Atoms - Answers link together to form molecules
Molecules - Answers are organized into various structures, including organelles.
Organelles - Answers the metabolic machinery of the cell
cells - Answers The smallest unit of life that makes up the human body
Tissues - Answers Groups of cells that are similar in structure and function
organs - Answers Groups of tissues that work together to perform a specific function or related
functions
organ system - Answers A group of organs that work together in performing vital body functions.
human organism - Answers all of the organ sysems together