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Sympathetic And Parasympathetic Nervous System. Difference. diagram with connected inner organs and brain and spinal cord. Educational guide of human anatomy. vector illustration for medical and science use

#132298746 - Sympathetic And Parasympathetic Nervous System. Difference. diagram..

Immune system. Human anatomy. Human silhouette with internal organs.

#128230615 - Immune system. Human anatomy. Human silhouette with internal..

Platelet-rich plasma. Autologous conditioned plasma, is a concentrate of platelet-rich plasma derived from whole blood, centrifuged to remove red blood cells. blood test tube, centrifuge, syringe, and test tube with layers of blood components

#125934936 - Platelet-rich plasma. Autologous conditioned plasma, is a concentrate..

leaky gut. The opening of intercellular tight junctions (increased intestinal permeability). cells on gut lining held tightly together. in intestine with celiac disease and gluten sensitivity these tight junctions come apart. autoimmune disorder. Vector diagram

#122706134 - leaky gut. The opening of intercellular tight junctions (increased..

Gut flora. Human small intestine, colon and magnifying glass. Close-up of good bacteria: Lactobacillus, Bifidobacterium longum, Escherichia coli. Vector diagram for educational, medical, biological, and scientific use 矢量图像

#122706107 - Gut flora. Human small intestine, colon and magnifying glass...

Cervical Cancer. Carcinoma is Malignant neoplasm arising from cells in the cervix uteri. Close-up of Human papillomavirus infection (HPV). cut-away view of the uterus and cervix that viewed from below. Vector illustration for medical, biological, educational and science use 矢量图像

#122706096 - Cervical Cancer. Carcinoma is Malignant neoplasm arising from..

Estrogen and testosterone hormone levels. chart. vector diagram for your design, biological, medical, educational and scientific use.

#119628140 - Estrogen and testosterone hormone levels. chart. vector diagram..

limbic system. Cross section of the human brain. Anatomical components of limbic system: Mammillary body, basal ganglia, pituitary gland, amygdala, hippocampus, thalamus, cingulate gyrus, corpus callosum, hypothalamus). Vector illustration for medical, biological, science and educational use

#119628124 - limbic system. Cross section of the human brain. Anatomical components..

Ligaments of the knee. Anterior and Posterior cruciate ligaments, Patellar and Quadriceps, tendons, Medial and Lateral collateral ligaments. joint anatomy. Vector illustration for biological, medical, science and educational use 矢量图像

#119627986 - Ligaments of the knee. Anterior and Posterior cruciate ligaments,..

Spinal disc herniation. Back pain. Normal disc and spinal disc herniation in cervical vertebrae. Vector illustration for your design, educational, biology, scientific, and medical use.

#119627981 - Spinal disc herniation. Back pain. Normal disc and spinal disc..

Spinal disc herniation. Back pain. Human silhouette with highlighted (red color) lumbar spine and Pelvis. Prolapse of intervertebral disc close-up. Vector illustration for your design, educational, biology, scientific, and medical use. 矢量图像

#119627976 - Spinal disc herniation. Back pain. Human silhouette with highlighted..

Structure of a Nephron. urine formation (filtration, reabsorption, secretion, excretion). liquid enters to the glomerulus (in Browman's capsule) goes down by the loop of henle to collecting duct (in the kidneys). Vector diagram for educational, medical, biological and science use.

#111129143 - Structure of a Nephron. urine formation (filtration, reabsorption,..

pituitary hormone functions. The two lobes, anterior and posterior, function as independent glands. Vector diagram for educational, medical, biological and science use

#110291891 - pituitary hormone functions. The two lobes, anterior and posterior,..

ruminant digestive system. cross-section of the ruminant stomach: rumen (primary site of microbial fermentation), reticulum, omasum, and abomasum (true stomach). Vector diagram for educational, medical, vet, biological and science use

#108877040 - ruminant digestive system. cross-section of the ruminant stomach:..

leaky gut. cells on gut lining held tightly together. in intestine with celiac disease and gluten sensitivity these tight junctions come apart. autoimmune disorder. Vector diagram for educational, medical, biological and science use

#108047107 - leaky gut. cells on gut lining held tightly together. in intestine..

fight-or-flight response is a physiological reaction that occurs in response to threat to life. stress response system. Adrenaline and Norepinephrine. female silhouette with highlighted internal organs. Vector diagram for your design, educational, medical, biological and science use 矢量图像

#107363207 - fight-or-flight response is a physiological reaction that occurs..

Cell membrane (Lipid bilayer), Micelle, Liposome. Phospholipids aqueous solution structures. A detailed diagram models of membrane Structure. Vector illustration for biology, scientific, and medical use.

#106996563 - Cell membrane (Lipid bilayer), Micelle, Liposome. Phospholipids..

Human Stomach with endoscope. Gastroscopy, Esophagoscopy or duodenoscopy is a diagnostic procedure. human anatomy. vector diagram for medical use. scheme for textbooks. 矢量图像

#103954818 - Human Stomach with endoscope. Gastroscopy, Esophagoscopy or duodenoscopy..

Dopamine. two neurons (dopamine-producing and dopamine-receiving nerve cells), receptors, and synaptic cleft with dopamine. 矢量图像

#102774024 - Dopamine. two neurons (dopamine-producing and dopamine-receiving..

Dopamine hypothesis of schizophrenia. dopamine pathway dysfunction. Humans brain with dopamine pathways.

#102654165 - Dopamine hypothesis of schizophrenia. dopamine pathway dysfunction...

Collagen induction therapy (microneedling) is a surgical for remove wrinkles, scars, stretch, marks, pigmentation. skin needling procedure, repeatedly puncturing the skin with tiny, sterile needles (microneedling the skin).

#102565769 - Collagen induction therapy (microneedling) is a surgical for..

Ear anatomy. Cross-section of the right external, middle, and internal ear

#102417022 - Ear anatomy. Cross-section of the right external, middle, and..

Vocal folds. The Human Voice. The vocal cords open to let air pass through the larynx, into the trachea. The vocal folds are open when we breath in and closed when we want to speak. open and closed vocal cords. voice reeds 矢量图像

#102315311 - Vocal folds. The Human Voice. The vocal cords open to let air..

skin burn. four degrees of burns. type of injury to skin. step of burn 矢量图像

#101874187 - skin burn. four degrees of burns. type of injury to skin. step..

Vasculitis is damange of blood vessels by inflammation. Cross section of the human skin with vasculitis, and part of skin with healthy blood vesselss

#101684284 - Vasculitis is damange of blood vessels by inflammation. Cross..

Peptic ulcer disease. Gastric and duodenal ulcer. Stress ulcer is a mucosal defect. This ulcers can be located anywhere within the stomach and proximal duodenum. Human anatomy. Vector illustration for medical use

#100275440 - Peptic ulcer disease. Gastric and duodenal ulcer. Stress ulcer..

DNA Replication, Protein synthesis, Transcription and translation. Biological functions of DNA. Genes and genomes. Genetic code 矢量图像

#97546060 - DNA Replication, Protein synthesis, Transcription and translation...

Structure of Low-density lipoprotein (LDL): apolipoprotein (apo B-100), cholesterol ester, triglyceride, unesterified cholesterol, phospholipids. bad cholesterol

#97351152 - Structure of Low-density lipoprotein (LDL): apolipoprotein (apo..

Animal cell on the dark background Illustration easy editable for Your color

#96713650 - Animal cell on the dark background Illustration easy editable..

Cross section of the skin with mites. Close-up demodex through magnifying glass 矢量图像

#96643139 - Cross section of the skin with mites. Close-up demodex through..

Cervical cancer. vector illustration of the uterus and cervix. Close-up of the Human papillomavirus infection (HPV) that causes diseases.

#96534314 - Cervical cancer. vector illustration of the uterus and cervix...

Animal cell with nucleus, cytoplasm, DNA, enzime, protein kinase, receptor, and hormone, how non-steroid hormones work. Non-steroid hormones interact with receptors on the cell membrane and activate secondary messenger systems that carry out their effects within the cell. Human endocrine system. 矢量图像

#95210326 - Animal cell with nucleus, cytoplasm, DNA, enzime, protein kinase,..

skin cells. Melanin, and melanocyte. Healthy Human Skin. Vector illustration for your design and medical use

#95030310 - skin cells. Melanin, and melanocyte. Healthy Human Skin. Vector..

How steroid hormones work. interaction of the hormone with the intracellular receptor. Human endocrine signaling system

#94877768 - How steroid hormones work. interaction of the hormone with the..

Glucose in the blood vessel. normal level, hyperglycemia (high blood sugar), hypoglycemia (low blood sugar). vector diagram

#94569491 - Glucose in the blood vessel. normal level, hyperglycemia (high..

Shoulder (glenohumeral) joint. Human anatomy. Vector diagram. labeled

#94403295 - Shoulder (glenohumeral) joint. Human anatomy. Vector diagram...

Antibody molecule, antigen and red blood cells in blood flow, under microscope red background vector. Illustration easy editable for your color.

#94276537 - Antibody molecule, antigen and red blood cells in blood flow,..

Oral candidiasis. oral thrush that occurs in the mouth. mycosis (yeast infection) of fungal Candida albicans on the mucous membranes of the mouth.

#94005951 - Oral candidiasis. oral thrush that occurs in the mouth. mycosis..

Celiac disease. Small intestinal with normal villi, and villous atrophy. Diagram showing changes in intestinal. Celiac disease manifested by blunting of villi.

#93463528 - Celiac disease. Small intestinal with normal villi, and villous..

Plasmid and Recombinant DNA. Bacterial DNA in which a foreign DNA fragment is inserted into a plasmid vector. Genetic Engineering. antibiotic resistance

#93452962 - Plasmid and Recombinant DNA. Bacterial DNA in which a foreign..

Eye of human. Blepharitis is a inflammation, and reddening of the eyelid. Human anatomy. Vector diagram for educational, and medical use.

#92465885 - Eye of human. Blepharitis is a inflammation, and reddening of..

Pulmonary hypertension is an increased blood pressure within the arteries of the lungs. Cross section of the Normal, and narrowing of blood vessels. Humans heart with hypertrophy of Right ventricle and pulmonic regurgitation

#92261705 - Pulmonary hypertension is an increased blood pressure within..

Punnett square genetics biological inheritance, for example of pea plants. 矢量图像

#91584232 - Punnett square genetics biological inheritance, for example of..

A membrane transporters: antiporter, symporter, gated ion channel, aquaporin and simple diffusion

#91503421 - A membrane transporters: antiporter, symporter, gated ion channel,..

Layers Of Human Skin with hair follicle, sweat and sebaceous glands. Epidermis, dermis, hypodermis and muscle tissue. Vector illustration for your design and medical use

#90848663 - Layers Of Human Skin with hair follicle, sweat and sebaceous..

Spinal disease. Lumbar section through a magnifying glass. human spinal column. Illustration highlighting lumbar spine. Vector diagram for medical use 矢量图像

#90668742 - Spinal disease. Lumbar section through a magnifying glass. human..

Multiple myeloma, cancer of the bone marrow concept illustration.

#90653592 - Multiple myeloma, cancer of the bone marrow concept illustration.

Vaginitis is an inflammation of the vagina. vaginal infection and causative agents of vulvovaginitis: gardnerella (bacterium), candida (fungal), trichomonas (protozoan parasite). Vaginal discharge.

#90420767 - Vaginitis is an inflammation of the vagina. vaginal infection..

Partial knee replacement. Uni compartmental knee arthroplasty and uni knee implant concept in isolated background

#90270345 - Partial knee replacement. Uni compartmental knee arthroplasty..

Cervical cancer staging. Carcinoma of Cervix. Malignant neoplasm arising from cells in the cervix uteri.

#89779598 - Cervical cancer staging. Carcinoma of Cervix. Malignant neoplasm..

$Typical bone fractures: Greenstick, Simple, Open, Comminuted. Vector scheme$

#89703812 - Typical bone fractures: Greenstick, Simple, Open, Comminuted...

Anatomy of the Lysosome: Hydrolytic enzymes, Membrane and transport proteins. This organelle use the enzymes to break down and digest food particles, engulfed viruses or bacteria in the cell. Vector diagram for medical use

#89686802 - Anatomy of the Lysosome: Hydrolytic enzymes, Membrane and transport..

Cellular respiration. vector diagram presentation of the processes of aerobic cellular respiration. Connecting Cellular Respiration and Photosynthesis 矢量图像

#89549872 - Cellular respiration. vector diagram presentation of the processes..

Squamous cell carcinoma skin cancer illustration.

#89082351 - Squamous cell carcinoma skin cancer illustration.

Red blood cell with hemoglobin illustration.

#88459000 - Red blood cell with hemoglobin illustration.

Structure of a Nephron. 矢量图像

#88395166 - Structure of a Nephron.

tattoo process. The tattooing process causes damage to the epidermis and dermis. Every time the needle penetrates, it causes a wound that alerts the body immune system. Pigment gets soaked up by skin cells and stay suspended in the dermis in perpetuity.

#88116217 - tattoo process. The tattooing process causes damage to the epidermis..

Types of acne pimples. Healthy skin, Whiteheads and Blackheads, Papules and Pustules 矢量图像

#87973489 - Types of acne pimples. Healthy skin, Whiteheads and Blackheads,..

Skin care. Clogged and normal pores. Before and after using scrubs, cleansers and moisturizers 矢量图像

#87517761 - Skin care. Clogged and normal pores. Before and after using scrubs,..

Structure of the human skin. Layers and cells

#87279767 - Structure of the human skin. Layers and cells

Cervical cancer staging. Carcinoma of Cervix. Malignant neoplasm arising from cells in the cervix uteri. Vaginal bleeding.

#85951440 - Cervical cancer staging. Carcinoma of Cervix. Malignant neoplasm..

Multiple sclerosis or MS. autoimmune disease. the nerves of the brain and spinal cord are damaged by one's own immune system. 矢量图像

#85944642 - Multiple sclerosis or MS. autoimmune disease. the nerves of the..

Mechanisms for the transport of ions and molecules across cell membranes. Types of a channel in the cell membrane: simple diffusion, Aquaporin, Gated ion channel, Symporter and Antiporter

#85898434 - Mechanisms for the transport of ions and molecules across cell..

$Osteoporosis - is a disease of bones that leads to an increased risk of fracture. Healthy femur and bone with Osteoporosis$

#85620707 - Osteoporosis - is a disease of bones that leads to an increased..

Goblet cell. simple columnar epithelial cell for secrete mucus. They are found inside the trachea, bronchi, small and large intestine, and conjunctiva in the eyes. Structure cell.

#85440742 - Goblet cell. simple columnar epithelial cell for secrete mucus...

Foot wart. Many warts on the bottom of soles and toes.

#85278297 - Foot wart. Many warts on the bottom of soles and toes.

cell and free radicals. Healthy cell attacked by free radicals and oxidative stress with cell destruction. vector diagram

#85059995 - cell and free radicals. Healthy cell attacked by free radicals..

Mitochondrion. cross-section and structure mitochondrion organelle. vector diagram

#85004793 - Mitochondrion. cross-section and structure mitochondrion organelle...

Activation of B-cell leukocytes: lymphoblast, activation, B-cell, memory, virus, plasma cell, antibody, antigen, naive lymphocyte

#84931037 - Activation of B-cell leukocytes: lymphoblast, activation, B-cell,..

B-cell and T helper cells. Basic B-cells function: bind an antigen, receive help from a T helper cell, and differentiate into a plasma cell that secretes large amounts of antibodies. Human immune system

#84856801 - B-cell and T helper cells. Basic B-cells function: bind an antigen,..

Activation of T-cell leukocytes. T-cell encounters its cognate antigen on the surface of an infected cell. T cells direct and regulate immune responses and attack infected or cancerous cells. 矢量图像

#84800618 - Activation of T-cell leukocytes. T-cell encounters its cognate..

Biomes. Terrestrial ecosystem is a community of living organisms. Biotope: montane, desert, tropics, savanna, steppe, mediterranean, mixed forest, taiga, tundra and polar desert. Vector map 矢量图像

#84556951 - Biomes. Terrestrial ecosystem is a community of living organisms...

Healthy foot and foot with Bunion. Human anatomy. Skeleton

#84263855 - Healthy foot and foot with Bunion. Human anatomy. Skeleton

Ingrown nail. onychocryptosis. nail disease 矢量图像

#84195632 - Ingrown nail. onychocryptosis. nail disease

A detailed diagram models of membrane structure 矢量图像

#84069874 - A detailed diagram models of membrane structure

Cytokines and Cytokine receptor. signal transduction between cells. endocrine, paracrine and autocrine secretion.

#83417372 - Cytokines and Cytokine receptor. signal transduction between..

Probiotics. gut flora: Good (Lactobacillus, Bifidobacterium longum, Streptococcus thermophilus) and Bad (Streptococcus, Salmonella typhi, Helicobacter pylori) bacteria.

#83405011 - Probiotics. gut flora: Good (Lactobacillus, Bifidobacterium longum,..

Stem cells possibilities. These cells can become any tissue in the body. Internal organs in the background of a male figure and a human cell (gepatocytes, osteocyte, cardiac, enterocytes, neuron). 矢量图像

#83390456 - Stem cells possibilities. These cells can become any tissue in..

Cytokines are produced by macrophages, lymphocytes, mast cells, endothelial cells and fibroblasts. Cytokines include chemokines, interferons, interleukins, lymphokines, and tumour necrosis factors, but not hormones or growth factors

#83318891 - Cytokines are produced by macrophages, lymphocytes, mast cells,..

Cytokines are released by cells and affect the behavior of other cells. Vector concept 矢量图像

#83312072 - Cytokines are released by cells and affect the behavior of other..

From ovulation to fertilization. development of a human embryo: ovulation, fertilization, implantation of blastocyst in the uterine wall. anatomy of the female reproductive system. uterus with broad ligament on the white background.

#83231783 - From ovulation to fertilization. development of a human embryo:..

Anatomy of the human eye in front external View. Schematic diagram detailed illustration 矢量图像

#81770968 - Anatomy of the human eye in front external View. Schematic diagram..

Anatomy of the human eye, vertical section of the eye and eyelids. Schematic diagram detailed illustration.

#81770964 - Anatomy of the human eye, vertical section of the eye and eyelids...

Earth's season. Illumination of the earth during various seasons. The Earth's movement around the Sun. Top position: vernal equinox. Bottom: autumnal equinox. Left: summer solstice. Right: winter solstice. 矢量图像

#81714848 - Earths season. Illumination of the earth during various seasons...

Human embryonic development. from ovulation to implantation. fetal development 矢量图像

#81667351 - Human embryonic development. from ovulation to implantation...

tectonic plate interactions. Types of plate boundaries. Transform boundary occurs where two plates slide against each other in a shear movement. This movement is felt as an earthquake.

#80236783 - tectonic plate interactions. Types of plate boundaries. Transform..

test egg. Egg float. Science Experiments (Eggs dropped in fresh and salt water to show the properties of density.) and Test Eggs for Freshness (The fresh egg will sink but the rotten one will float). 矢量图像

#80108673 - test egg. Egg float. Science Experiments (Eggs dropped in fresh..

tilt of the Earth's axis. seasons is the result from the Earth's axis of rotation being tilted with respect to its orbital plane. the northern and southern hemispheres always experience opposite seasons. One part of the planet is more directly exposed to 矢量图像

#80092287 - tilt of the Earths axis. seasons is the result from the Earths..

Earth's seasons in the Northern Hemisphere. Illumination of Earth by Sun. vector diagram

#79923477 - Earths seasons in the Northern Hemisphere. Illumination of Earth..

reverse osmosis. Desalination. The pressure water molecules seep through the semi-permeable membrane.

#79917598 - reverse osmosis. Desalination. The pressure water molecules seep..

Cross-section ofa volcano. eruption scheme on white background. Vector Infographic

#79676480 - Cross-section ofa volcano. eruption scheme on white background...

Artesian water and Groundwater. Schematic of an artesian well. Typical aquifer cross-section. Vector diagram 矢量图像

#79443732 - Artesian water and Groundwater. Schematic of an artesian well...

Extracting gas and oil. ground cross-section showing gas, oil and water level. Round Vector isometric. 矢量图像

#79419579 - Extracting gas and oil. ground cross-section showing gas, oil..

Artesian aquifer. Vector illustration flat design 矢量图像

#79383951 - Artesian aquifer. Vector illustration flat design

soil layers. Soil Formation and Soil Horizons. Soil is a mixture of plant residue and fine mineral particles, which form layers. Vector diagram 矢量图像

#79381703 - soil layers. Soil Formation and Soil Horizons. Soil is a mixture..

Desalination plant. desalt saline water. Vector isometric. infographic element. water treatment plant and related facilities

#79259648 - Desalination plant. desalt saline water. Vector isometric. infographic..

Cell division. Mitosis. Vector scheme 矢量图像

#78687894 - Cell division. Mitosis. Vector scheme

meiosis. Cell division and Interphase. In the illustration labeled chiasma, Sister chromatids and homologous chromosomes. vector diagram

#78685723 - meiosis. Cell division and Interphase. In the illustration labeled..

Viral conjunctivitis. Adenoviruses is the cause of viral conjunctivitis

#78266454 - Viral conjunctivitis. Adenoviruses is the cause of viral conjunctivitis

Hyaluronic acid. Hyaluronic acid in skin-care products. Low molecular and High molecular. Difference 矢量图像

#78261210 - Hyaluronic acid. Hyaluronic acid in skin-care products. Low molecular..

页数之 24

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关于123RF

关于

特征

博客

指导课程

服务

Corporate+

123rf合作伙伴计划

123RF联盟计画

优惠代码

政策

Legal

执照

隐私声明

权力条规

123RF-Cookie政策

国际

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Português (PT)

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需要帮助吗？请联络您的客户经理

@ 1 866 655 3733

联络

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