2026) Tested Questions with Revised
Answers, (A+ Guarantee)
Human body structure - CORRECT ANSWERS 1. Atoms
2.Molecules
3. Cells
4. Tissues
5. Organs
6. Organ systems
7. Organism
Epithelial Tissue - CORRECT ANSWERS -Provides covering (skin) or produce secretions
-No blood supply
-Squamous, cuboidal, and columnar
Connective Tissue - CORRECT ANSWERS -Connects different structures of the body
-Own blood supply, except a few like ligaments
-Bone, cartilage, adipose (fat), and blood vessel
Muscle Tissue - CORRECT ANSWERS -Produces movement
-Skeletal: supports voluntary movement
-Smooth: involuntary control
-Cardiac: involuntary, only in the heart
, Nervous Tissue - CORRECT ANSWERS -Provides structure for the brain, spinal cord, and nerves.
Circulatory System (Cardiovascular) - CORRECT ANSWERS -Heart, blood vessels, and blood
-Supports circulation and distribution of various substances
Digestive System - CORRECT ANSWERS -All organs from the mouth to the anus involved in
ingestion and breakdown or processing food.
-Enzymes breakdown food
-Any food not digested is expelled through anus
-Absorption of nutrients is in the small intestine
Endocrine System - CORRECT ANSWERS -Controls body functions
-Glands secrete hormones that travel through blood to organs.
-Pineal, pituitary, thalamus, hypothalamus, thyroid, thymus and adrenal regulate processes such as
growth and metabolism.
Integumentary System - CORRECT ANSWERS Skin, mucous membranes, hair, and nails.
-Protects internal structures from injury, waterproofs the body and helps regulate body temp.
Lymphatic System - CORRECT ANSWERS -Lymph nodes, lymph vessels (carry lymph), the
spleen, the thymus and the tonsils all made of lymphoid tissue.
-Supports the immune system by housing and transporting WBC to and from nodes.
-Also, returns fluid that has leaked from cardio system back into the vessels.
Muscular System - CORRECT ANSWERS -Skeletal muscles, tendons (connect muscle to bones),
and ligaments (attach bones to form joints)
-Cardiac and smooth muscle not included