PLTW HUMAN BODY SYSTEMS STUDY EXAMS
GUIDE QUESTIONS AND ANSWERS SURE A+
✔✔lower spine (posterior view) - ✔✔lumbar
✔✔mouth - ✔✔oral
✔✔eyes - ✔✔orbital
✔✔knee - ✔✔patellar
✔✔breastbone - ✔✔sternal
✔✔ankle - ✔✔tarsal
✔✔belly button - ✔✔umbilical
✔✔chest area - ✔✔thoracic
✔✔Circulatory System - ✔✔Responsible for transporting blood, nutrients, gases, and
waste products throughout the body.
, ✔✔Heart - ✔✔A muscular organ that pumps blood through the circulatory system.
✔✔Respiratory System - ✔✔Facilitates the exchange of oxygen and carbon dioxide
between the body and the environment.
✔✔Lungs - ✔✔Organs that allow for the inhalation of oxygen and the exhalation of
carbon dioxide.
✔✔Digestive System - ✔✔Breaks down food into nutrients that the body can absorb
and use for energy.
✔✔Stomach - ✔✔An organ that stores and digests food using acids and enzymes.
✔✔Nervous System - ✔✔Controls and coordinates body activities by transmitting
signals between different parts of the body.
✔✔Brain - ✔✔The control center of the nervous system, responsible for processing
information and coordinating responses.
✔✔Musculoskeletal System - ✔✔Provides structure, support, and movement to the
body through bones and muscles.
✔✔Skeleton - ✔✔The framework of bones that supports the body and protects vital
organs.
✔✔Endocrine System - ✔✔Regulates bodily functions through hormones released by
glands.
✔✔Thyroid Gland - ✔✔An endocrine gland that regulates metabolism and energy levels
through hormone production.
✔✔Immune System - ✔✔Defends the body against infections and diseases.
✔✔White Blood Cells - ✔✔Cells that are part of the immune system and help fight
infections.
✔✔Integumentary System - ✔✔Protects the body from external damage and regulates
temperature through the skin, hair, and nails.
✔✔Skin - ✔✔The largest organ of the body that serves as a barrier to protect internal
organs.
✔✔Urinary System - ✔✔Removes waste products from the body and regulates water
and electrolyte balance.
GUIDE QUESTIONS AND ANSWERS SURE A+
✔✔lower spine (posterior view) - ✔✔lumbar
✔✔mouth - ✔✔oral
✔✔eyes - ✔✔orbital
✔✔knee - ✔✔patellar
✔✔breastbone - ✔✔sternal
✔✔ankle - ✔✔tarsal
✔✔belly button - ✔✔umbilical
✔✔chest area - ✔✔thoracic
✔✔Circulatory System - ✔✔Responsible for transporting blood, nutrients, gases, and
waste products throughout the body.
, ✔✔Heart - ✔✔A muscular organ that pumps blood through the circulatory system.
✔✔Respiratory System - ✔✔Facilitates the exchange of oxygen and carbon dioxide
between the body and the environment.
✔✔Lungs - ✔✔Organs that allow for the inhalation of oxygen and the exhalation of
carbon dioxide.
✔✔Digestive System - ✔✔Breaks down food into nutrients that the body can absorb
and use for energy.
✔✔Stomach - ✔✔An organ that stores and digests food using acids and enzymes.
✔✔Nervous System - ✔✔Controls and coordinates body activities by transmitting
signals between different parts of the body.
✔✔Brain - ✔✔The control center of the nervous system, responsible for processing
information and coordinating responses.
✔✔Musculoskeletal System - ✔✔Provides structure, support, and movement to the
body through bones and muscles.
✔✔Skeleton - ✔✔The framework of bones that supports the body and protects vital
organs.
✔✔Endocrine System - ✔✔Regulates bodily functions through hormones released by
glands.
✔✔Thyroid Gland - ✔✔An endocrine gland that regulates metabolism and energy levels
through hormone production.
✔✔Immune System - ✔✔Defends the body against infections and diseases.
✔✔White Blood Cells - ✔✔Cells that are part of the immune system and help fight
infections.
✔✔Integumentary System - ✔✔Protects the body from external damage and regulates
temperature through the skin, hair, and nails.
✔✔Skin - ✔✔The largest organ of the body that serves as a barrier to protect internal
organs.
✔✔Urinary System - ✔✔Removes waste products from the body and regulates water
and electrolyte balance.
