, A&P 1 Exam 1 Study Guide complete 2023
A&P 1 Exam 1 Study Guide
1. Subject of Anatomy and Physiology:
• Anatomy: the study of structure or form of human body
• Physiology: the study of body’s function
2. 11 organ systems:
a. Integumentary system: hair, skin, nails
• Protects the body from the external environment
• Produces vitamin D
• Retains water
• Regulates body temperature
b. Skeletal system: bones, joints
• Supports the body
• Protects internal organs
• Provides leverage for movement
• Produces blood cells
• Stores calcium salts
c. Muscular system: skeletal muscle
• Produces movement
• Controls body openings
• Generate heart
d. Nervous system: brain, spinal cord, nerves
• Regulates body functions
• Provides for sensation, movement, automatic functions and higher mental
functions via nerve impulses
e. Endocrine system: pineal gland, hypothalamus, pituitary gland, thyroid gland,
thymus gland, adrenal glands, pancreas, ovaries (female), testes (male).
• Regulates body functions
• Regulates the functions of muscles, glands, and other tissues through the
secretion of chemicals called hormones
f. Cardiovascular system: blood vessels, heart
• Pumps and delivers oxygen poor blood to lungs and oxygen rich blood to the
tissues.
• Removes wastes from the tissues
• Transports cells, nutrients and other substances
g. Lymphatic system: tonsils, lymph nodes, thymus, spleen, lymphatic vessels
• Return excess tissue fluid to the cardiovascular system
• Provides immunity
h. Respiratory system: nasal cavity, pharynx, larynx, trachea, lungs.
• Delivers oxygen to the blood
• Removes carbon dioxide from the body
• Maintains the acid-base balance of the blood
i. Digestive system: mouth, salivary glands, esophagus, liver, stomach, gallbladder,
pancreas, large intestine, small intestine
• Digests food
• Absorbs nutrients into the blood
• Removes food waste