PRACTICE SOLUTION 2026 QUESTIONS WITH
COMPLETE ANSWERS GRADED A+
◉ define physiology. Answer: the study of how the body and its parts
work or function.
◉ Beginning with the smallest, what are the levels of structural
organization of the human body. Answer: 1. chemicals (atoms or
molecules)
2. cells
3. tissues
4. organs
5. organ systems
6. organisms
◉ define hemtopoesis. Answer: the process of creating new blood
cells in the body.
◉ The building block of all matter is ______________.. Answer: atom
,◉ What system transports oxygen and nutrients; contains blood
vessels. Answer: cardiovascular system
◉ What system is the production of offspring; contains uterus or
testis. Answer: reproductive system
◉ What system breaks down food; contains the esophagus. Answer:
digestive system
◉ What system picks up fluid from blood vessels; contains lymph
nodes. Answer: lymphatic system
◉ What system eliminates nitrogenous wastes; contains ureter.
Answer: urinary system
◉ What system supplies blood with oxygen and eliminates CO2;
contains the lungs. Answer: respiratory system
◉ What system protects the entire body; contains sweat and oil
glands. Answer: integumentary system
◉ What system secretes hormones; contains the pituitary gland.
Answer: endocrine system
, ◉ What system responds to internal/external stimuli; contains the
brain. Answer: nervous system
◉ What system protects/supports the body; contains joints and
cartilage. Answer: skeletal system
◉ What system allows movement; contains skeletal muscles.
Answer: muscular system
◉ What are the 6 major life functions of living organisms?. Answer:
1. responsiveness/irritability
2. digestion
3. metabolism
4. excretion
5. reproduction
6. growth
◉ What are the 5 survival needs of living organisms?. Answer: 1.
nutrients
2. oxygen
3. water
4. normal body temperature
5. atmospheric