BIOL 2401: Exam #1 Review Questions and
Answers 2026 Latest Update
Anatomy— Ans: The study of body structure and form.
Physiology— Ans: The study of body function.
Levels of Organization— Ans: chemicals, cellular, tissue, organ,
organ system, organism.
Tissue— Ans: A group of similar cells that perform the same
function.
Organ— Ans: A body structure that is composed of different kinds
of tissues that work together.
Organism— Ans: A living thing (A Person)
Cardiovascular System— Ans: Heart and Blood Vessels
Digestive System— Ans: Body system the breaks down food and
absorbs nutrients.
Endocrine System— Ans: Hormones and Glands
Urinary System— Ans: Kidneys, Bladder, Removing waste from
blood and sweat.
integumentary System— Ans: Skin
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Lymphatic System— Ans: Immune System, Protection from
Viruses, Lymph Nodes.
Muscular System— Ans: The muscles, movement of the body,
maintains posture, and circulates blood throughout the body.
Nervous System— Ans: Brain, Spinal Cord, Nerves
Reproductive System— Ans: Reproduce offspring (babies)-
produce male sex cells (sperm) and female sex cells (oocytes).
Uterus
Respiratory System— Ans: Brings oxygen into the body. Gets rid of
carbon dioxide. Lungs, Oxygen, Breathing
Skeletal System— Ans: Protects and supports body organs,
muscles use to support movement. Made up of bones and joints.
Mnemonic for The Organ Systems— Ans: MURDERS LINC
Muscular, Urinary, Respiratory, Digestive, Endocrine, Reproductive,
Skeletal, Lymphatic, Integumentary, Nervous, Cardiovascular
Describe the Anatomical Position— Ans: Standing upright
Feet Parallel and Flat on the floor
Upper Limbs at Sides
Palms Facing Forward
Head Looks Forward
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