QUESTIONS AND SOLUTIONS RATED A+
✔✔Circulatory system - ✔✔functions: transports oxygen and nutrients to tissues and
removes waste products. Organs: heart, blood, arteries, veins.
✔✔Lymphatic system - ✔✔functions: returns tissue fluid to the blood, destroys
pathogens that enter the body and provides immunity. Organs: spleen, lymph nodes,
thymus gland
✔✔Respiratory system - ✔✔functions: exchanges oxygen and co2 between air and
blood. Organs: lungs, trachea, larynx, diaphragm
✔✔Digestive system - ✔✔functions: changes food into simple chemicals that can be
absorbed and used by the body. Organs: stomach, colon, liver, pancreas
✔✔Urinary system - ✔✔functions: removes waste products from the blood, regulates
volumes and pH of blood and tissue fluid. Organs: kidneys, urinary bladder, urethra
✔✔Reproductive system - ✔✔functions: produces egg or sperm, in women provides a
site for the developing embryo-fetus. Organs: ovaries, uterus, testes, prostate gland.
✔✔Metabolism - ✔✔all of the chemical reactions and physical processes that take place
within the body. ie: growing, repairing, reacting, and reproducing
✔✔Metabolic rate - ✔✔speed at which the body produces energy and heat (energy
production per unit of time)
✔✔Homeostasis - ✔✔the ability of the body to maintain relatively stable metabolism.
Body is able to function normally despite constant change.
✔✔Negative feedback mechanism - ✔✔when certain body responses occur, they
reverse the event that triggered them. ie: sweating
✔✔Positive feedback mechanism - ✔✔the response to the stimulus does not stop or
reverse the stimulus. sequence of events keeps going until it is interrupted by some
external event (external brake) ie: fever
✔✔Antebrachial - ✔✔forearm
✔✔Antecubital - ✔✔front of elbow
✔✔Axillary - ✔✔armpit
, ✔✔Brachial - ✔✔upper arm
✔✔Buccal - ✔✔mouth
✔✔Cardiac - ✔✔heart
✔✔Cervical - ✔✔neck
✔✔Cranial - ✔✔head
✔✔Cutaneous - ✔✔skin
✔✔Deltoid - ✔✔shoulder
✔✔Femoral - ✔✔thigh
✔✔Frontal - ✔✔forehead
✔✔Gastric - ✔✔stomach
✔✔Gluteal - ✔✔buttocks
✔✔Hepatic - ✔✔liver
✔✔Iliac - ✔✔hip
✔✔Inguinal - ✔✔groin
✔✔Lumbar - ✔✔small of back
✔✔Mammary - ✔✔breast
✔✔Nasal - ✔✔nose
✔✔Occipital - ✔✔back of head
✔✔Orbital - ✔✔eye
✔✔Parietal - ✔✔crown of head
✔✔Patellar - ✔✔kneecap
✔✔Pectoral - ✔✔chest