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Hepatitis C virus. HCV. Hepatitis is an inflammation of the liver that can be caused by a group of viruses.
Pluripotent, embryonic stem cells originate as inner cell mass cells within a blastocyst These stem cells can become any tissue in the body, excluding a placenta Illustration
Vertical section of a human brain. showing the medulla, pons, cerebellum, hypothalamus, thalamus, midbrain. Illustration
Sound frequency ranges for infrasound, audible and ultrasound waves and the corresponding animals that can hear them Humans are only able to hear between 20Hz to 20,000Hz, anything higher than 20,000Hz or lower than 20Hz cannot be heard
Prion an composed of protein in a misfolded form Prions are responsible for the transmissible mad cow disease, Creutzfeldt-Jakob disease All known prion diseases are currently untreatable and fatal
Cone cells, or cones, are photoreceptor cells in the retina of the eye that are responsible for color vision Vector
Menstrual cycle. increase and decrease of the hormones. Graph also depicts the growth of the follicle
Cell-mediated immunity. T lymphocytes do not secrete antibodies. this response incorporates activated macrophages, natural killer cells, antigen-specific cytotoxic T-lymphocytes as well as release of cytokines.
white blood cell. mast cell or a mastocyte, labrocyte. mast cells are the cells responsible for causing allergic reactions or anaphylaxis, also aide in the healing of wounds and defense against invading pathogens.
Blood cell formation from differentiation of hematopoietic stem cells in red bone marrow. Illustration
Oily & dry skin. Different. Human Skin types and conditions. A diagrammatic sectional view of the skin. Illustration
The cardiovascular circulatory system transports food, hormones, metabolic wastes, and gases (oxygen, carbon dioxide) to and from cells. Double circulatory system.
Gallstones develop because cholesterol and pigments in bile sometimes form hard particles. Cholesterol stones and pigment stones
Human anatomy development of the embryo From ovulation to implantation Human anatomy development of the embryo From ovulation to implantation Fertilization, zygote, cleavage, morula, blastocyst
A drop of blood Formed elements of blood Blood cells platelets, erythrocytes, leukocytes, thrombocytes
Higgs Boson or What is the god particle. The elusive Higgs boson, thought to be responsible for giving matter its property of mass. The Higgs boson is part of many theoretical equations underpinning scientists understanding of how the world came into bei
lymph node, lymph gland Schematic diagram of lymph node showing the flow of lymph Swollen lymph nodes and Normal lymph nodes Illustration
Mitosis is the process by which our bodies replace cells. Daughter cells have identical chromosomes to parent cell, genetic material remains constant. steps cell division.
Telomeres ends serve to protect the coding DNA of the genome. When a telomeres shorten to critical lengths, the cell senescence and die off.
A telomere is a repeating sequence of double-stranded DNA located at the ends of chromosomes. Each time a cell divides, the telomeres become shorter. Eventually, the telomeres become so short that the cell can no longer divide.
Tissues of the human body affected by autoimmune attack. Disease and organs on silhouette man Illustration
fat cell. Adipocyte is responsible for accumulation energy, obesity, weight gain and weight loss. Illustration
Rheumatoid Arthritis (RA)Â is an inflammatory type of arthritis that usually affects knees. Rheumatoid arthritis of the knee the auto immune disease. The bodys immune system mistakenly attacks healthy tissue.
Osteoporosis is a disease characterized by low bone mass and deterioration of bone tissue, leading to fragility and fractures. Illustration
Bacteria Helicobacter pylori is a Gram-negative microaerophilic bacterium found in the stomach Illustration
anatomy of the wall of the small intestine villi into the lumen of the intestine increasing its surface area. Illustration
damage from high blood pressure. hypertension increases risk of heart attack, stroke, and kidney failure.
Skeletal muscle cells are tubular They have multiple nuclei Skeletal muscle is striated, it has an alternating pattern of light and darks bands Illustration
Types of Diabetes. Type 1 and Type 2 Diabetes Mellitus. Insulin-Dependent Diabetes Mellitus and Non Insulin-Dependent Diabetes Mellitus. Insulin resistance and insufficient insulin production. Illustration
Human skin. Of absorbing and reflected uv rays. UV penetration into the layers of the skin. UVB rays do not penetrate the skin deep as they blocked by the epidermis. UVA rays penetrate deep into the skin, thus damaging elastin and collagen fibers.
Parkinsons Disease. Cross-section of the human brain showing the substantia nigra, the region affected by Parkinsons disease. Illustration shows Neuronal Pathways that Degenerate in Parkinsons Disease.
Four states of matter are observable in everyday life solid, liquid, gas, and plasma Sun, clouds, drop, ice cubes, water Illustration
The bone remodeling process involves the following steps: resorption, reversal, formation, mineralization and resting. In a healthy body, osteoclasts and osteoblasts work together to maintain the balance between bone loss and bone formation.
Glaucoma is an eye disease and a leading cause of blindness. The optic nerve is injured. The intra-ocular pressure is increased Illustration
Soil Formation and Soil Horizons Soil is a mixture of plant residue and fine mineral particles, which form layers Vector diagram
Human tongue. Taste receptors of the tongue are present in papillae, and are the receptors of taste. basic tastes sweet, sour, bitter and salty.
types of hair Cross section of different hair texture Follicle shape determines hair texture Straight, wavy, curly, kinky and spiral hair
Atmosphere of Earth is a layer of gases surrounding the planet Earth that is retained by Earths gravity.
vestibular system inner ear and its relationship to balance and equilibrum Schematic representation of the membranous labyrinth and ross-section of the cochlea Human Biology Illustration
The human brain. language-processing areas in the brain. Broca’s area, wernicke’s area, auditory, visual, somatosensory cortex and other.
A cross section illustrating the main types of tectonic plate boundaries convergent, divergent, or transform Earthquakes, volcanic activity, mountain-building, and oceanic trench formation occur along these plate boundaries
molecule Methane, Oxygen, Carbon monoxide, carbonous oxide, Carbon dioxide Chemical substanceï¿½ formula Atoms connected
Zygote Human egg cell In multicellular organisms, it is the earliest developmental stage of the embryo In single-celled organisms, the zygote divides to produce offspring, usually through meiosis
Archimedes principle. The buoyant force acting on an object is equal to the weight of the displaced fluid Illustration
Phases of the wound healing process. Hemostasis, Inflammatory, Proliferative, Maturation and remodeling phase
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