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PE Ch 5
Phlebotomy Essentials Ch 5
| Question | Answer |
|---|---|
| acidosis | condition that results from a decrease in the pH of body fluids |
| alkalosis | condition that results from an increase in the pH of body fluids |
| alveoli | air sacs in the lungs where exchange of gases takes place |
| anabolism | conversion of simple compounds into complex substances |
| anatomical position | standing erect with arms at the side and eyes and palms facing forward |
| anatomy | study of the structural compostition of living things |
| anterior | referring to the front |
| avascular | without blood or lymph vessels |
| axons | nerve fibers that conduct impulses away from the nerve cell body |
| body cavities | hollow body spaces that house body organs |
| body plane | flat surface of a real or imaginary cut through the body |
| bursae | small synovial fluid-filled sacs found near joints |
| cartilage | type of hard, nonvascular connective tissue |
| catabolism | breakdown of complex substances into simple ones |
| diaphragm | muscle that separates the thoracic and abdominal cavities |
| distal | farthest from the point of attachment |
| dorsal | means "at the back of the body or body part" |
| endocrine glands | glands that secrete substances directly into the blood stream |
| exocrine glands | glands that secrete substances through ducts |
| frontal plane | real or imaginary cut that divides the body vertically into front and back portions |
| gametes | sex cells |
| hemopoiesis | production of blood cells |
| homeostasis | balanced or steady state |
| hormones | chemical substances that affect many body processes |
| meninges | connective tissue that encloses the brain and spinal chord |
| metabolism | sum of all physical and chemical reactions that sustain life |
| mitosis | process by which cells divide |
| nephron | functional unit of the kidney |
| neuron | fundamental unit of the nervous system |
| phalanges | finger bones |
| physiology | study of the function of living things |
| pituitary gland | gland secreting hormones that control other glands |
| prone/pronation | lying face down and the act of turning face down |
| proximal | nearest to the point of origin |
| sagittal plane | divides the body vertically into right and left portions |
| supine/supination | lying face up and the act of turning face up |
| surfactant | substance that coats the alveoli |
| synovial fluid | hollow spaces in the front of the body |
| transverse plane | divides the body horizantally into upper and lower portions |
| ventral cavities | hollow spaces in the front of the body |
| plantar | concerning the sole of the foot |
| palmar | concerning the palm of the hand |
| metabolism | sum of all the physical and chemical reactions necessary to sustain life |
| Integument | largest organ of the body (skin) |
| autonomic | involuntary (cardiac muscle, smooth muscle and glands) |
| somatic | voluntary (skeletal muscle) |
| motor nerves | carry impulses from the CNS to organs, glands and muscles |
| sensory nerves | carry impulses to the CNS from sensory receptors in various parts of the body |
| capillaries | most gas exchange between blood and tissue takes place |