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human body studyst.
human body study stack.
Words | Def |
---|---|
homeostasis | Conditions inside the body of an living thing to stay pretty much the same even when outside environment conditions . |
joint | Point at which parts of an artificial structure are joined. |
spongy bone | Meshwork of spongy tissue. |
compact bone | Two types of osseous tissue that form bones. |
cartilage | A connective tissue that is more flexible than bone and that protects the ends of bones. |
ligament | Strong connective tissue that holds bones together in movable joints. |
tendon | Strong connective tissue that attaches muscle to bone. |
red marrow | Soft connective tissue inside the bone that produces red blood cells. |
yellow marrow | Soft connective tissue inside the bone that sores fat |
skeletal muscle | Muscle that is connected to the skeleton to form part of the mechanical system that moves the limbs and other parts of the body. |
striated muscle | A muscle that is attached to bones in the body. |
smooth muscle | A muscle that works automatically in your body, such as those involved in digestion. |
cardiac muscle | A muscle that is found only in the heart. |
integumentary system | Protects the body from various kinds of damage |
epidermis | Outer layer of cells covering an organism, in particular. |
dermis | Layer of skin between the epidermis |
melanin | Pigment in a pigmented melanoma. |
follicle | Small secretory gland. |
mechanical digestion | Breaking down of food into smaller particles |
chemical digestion | Process through which the body of a mammal reduces food to a size where the nutrients . |
epiglottis | A flap of tissue that seals off the trachea and prevents food from entering. |
peristalsis | Involuntary waves of muscle contraction that keep food moving along in one direction through the digestive system. |
esophagus, | A muscular tube that connects the mouth to the stomach. |
absorption | The process by which nutrients pass from the digestive system into the blood. |
villus | Small intestine through which digested food is absorbed. |
pacemaker | Small electrical machine put inside a person to make the heart beat evenly |
artery | Any one of the tubes that carry blood from the heart to all parts of the body |
capillary | One of the many very small tubes that carry blood within the body : the smallest kind of blood vessel. |
vein | Tubes that carry blood from parts of the body back to the heart |
plasma | Substance that is similar to a gas but that can carry electricity |
red blood cell | Red-colored blood cell that carries oxygen from the lungs to other parts of the body. |
hemoglobin | Blood that contains iron, carries oxygen through the body, and gives blood its red color. |
white blood cell | Clear or colorless cell in the blood that protects the body from disease. |
platelet | Small, round, thin blood cell that helps blood to stop flowing from a cut by becoming thick and sticky. |
lymph | Fluid that circulates throughout the lymphatic system. |
lymph node | Many rounded masses of tissue in the body through which lymph passes to be filtered and cleaned. |
cillia | Tiny hairs in noise |
pharynx | Avity behind the nose and mouth, connecting them to the esophagus. |
trachea | larynx to the bronchial tubes and conveying air to and from the lungs. |
alveoli | Exchange of oxygen and carbon dioxide takes place. |
diaphragm | Dome-shaped muscle that works with your lungs to allow you to inhale . |
larynx | Air passage to the lungs and holding the vocal cords in humans |
excretion | Process of eliminating or expelling waste matter. |
kidney | pair of organs that are found on either side of the spine, just below the rib cage in the back. |
ureter | Urine passes from the kidney to the bladed. |
urinary bladder | Collects urine excreted by the kidneys before disposal by urination. |
urethra | Tube that leads from the bladder and transports and discharges urine outside the body. |
nephron | Any of the small tubules that are the excretory units of the vertebrate kidney. |
az | Defense against pathogens . |
pathogen | An organism that causes disease. |
immune response | The defense against pathogens . |
antibody | A cell that recognize a hormones chemical structure. |
stimulus | Change in an organisms surrounding that causes the organism to react. |
response | Process by which cells break down simple food molecule |
neuron | A specialized cell transmitting nerve impulse. |
dendrite | Short extension of a nerve cell, along which impulses received from other cells at synapses are transmitted to the cell body. |
axon | Contain neurotransmitters of various kinds, sometimes more than one. |
nerve | Message carried by a neuron. |
sensory neuron | Nerve cell that conducts impulses from a sense organ to the central nervous system. |
interneuron | A neuron that transmits impulses between other neurons, especially as part of a reflex arc. |
motor neuron | Nerve cell forming part of a pathway along which impulses pass from the brain or spinal cord to a muscle or gland. |
synapse | Small gap separating neurons. |
central nervous system | Nerve tissues that controls the activities of the body. |
peripheral nervous system | The nervous system outside the brain and spinal cord. |
somatic nervous system | Part of the peripheral nervous system associated with the voluntary control of body movements via skeletal muscles. |
autonomic nervous system | Nervous system responsible for control of the bodily functions not consciously directed. |
reflex | Action that is performed as a response to a stimulus and without conscious thought. |
hormone | Regulatory substance produced in an organism and transported in tissue fluids. |
endocrine gland | Glands take on the critical task of releasing hormones. |
target cell | Abnormal red blood cell with a ringed appearance associated with anemia. |