The Teaching Company (The Great Courses) reveals the history of scientific medicine through biography.

Explore Scientific Doublet Achromat 127mm f/6.5 OTA Telescope - 2" Focuser & Enhanes 99 precent Reflective 2" Diagonal w/1.25"Adapter - 8 x 50 Finderscope - Bracket - Explore Scientific 1 Year Limited Warranty.The Explore Scientific's 127mm f/6.5 telescope is an air-spaced doublet achromatic refracting telescope that utilizes EMD (Enhanced Multilayer Deposition) coatings which eliminates light scatter and maintains image contrast.

Industrial Scientific GasBadge Pro The Industrial Scientific GasBadge Pro is a durable and easy to use monitoring device designed to be used in harsh industrial environments. Available in different models, the GasBadge Pro can detect unsafe toxic gases and provides users with standard STEL and TWA readings. The unit is able to log up to one year of survey data as well as has an even logger that records the past 15 alarm events. The unit can be used in conjunction with a docking station, Datalink or infrared printer (all sold separately) to further simplify and automate calibration, function, testing and data downloading. Buy the Industrial Scientific GasBadge Pro today from ActiveForever! Industrial Scientific GasBadge Pro Features: Monitors unsafe levels of toxic... Less

Replacement Sensor, Detects Oxygen, Chemical Formula O2, Sensor Range 0 To 30 Percent Vol, Resolution 0.1 Percent Vol, Temp. Range -4 To 122 Degrees F, For Use With Mfr. No. Mx4-k12311, Mx4-k10321, Mx4-k02321 , Mx4-k10311, Mx4-k02311, Vts-k1231100101, Vts-k1231101101, Vts-k1232110101, Vts-k1232111101, Vts-k1232100101, Vts-k1232101101, Vts-k5232100101, Vts-k5232101101, Vts-k5232110101, Vts-k5232111101

Explore Scientific Triplet Apochromatic 80mm f/6 OTA Telescope - Removable Dew Shield - Front and Rear Dust Covers - Cradle Rings with Handle - Universal Saddle Plate - 10:1 Two-Speed Focuser 2.0" I.D - 8 x 50 Erect Image, Illuminated Reticle Viewfinder w/Six Point Adjustable Bracket - 2.0" 99% Reflective, Dielectric Coated, Mirror Diagonal with 1.25" Adapter - Deluxe Heavy Duty Case - Explore Scientific 1 Year Limited Warranty (5 Years Extended Warranty After Online Registration Within 60 Days).The 80mm f/6 ED Apochromatic triplet from Explore Scientific is a great air-spaced triplet refractor telescope for observing as well as for use in photography of celestial objects. This wide field instrument utilizing Hoya ED glass, comes equipped with a 99% dielectric- coated 2-inch diagonal as... Less

Explore Scientific 152mm f/4.8 Comet Hunter OTA - Universal Saddle Plate - 10-1 Dual Speed Locking Crayford Focuser - 8 x 50 Illuminated Reticle Finder - Dual Clamp Ring Cradle with Built-in Handle - Dust Covers - Deluxe Carrying Case - 2" 30mm Eyepiece - Explore Scientific 1 Year Limited Warranty (5 Years Extended Warranty After Online Registration Within 60 Days).The Explore Scientific 152mm f/4.8 is a rich field telescope (RFT), capable of showing faint objects over a wide field of view (generally two degrees or more). Explore Scientific has co-designed a Maksutov- Newtonian telescope with comet hunter and author David Levy that can help support the Sharing the Sky Foundation through the sale of this telescope. The Comet Hunter comes standard with a two-inch, 30mm focal length eyepiece... Less

Scientific Angler's Sharkskin Ultimate Trout lines have a long, compounded taper designed for both long casts and delicate, close presentations.á Additionally, the Ultimate Trout lines are texturized with a precise micro-replicated surface to greatly enhance casting, floatation, and durability. Features:Weight forward designed for long casts yet works like a double taper in closeExcellent for roll casting, mending, and long pick-upsLooped on both ends for quick riggingBraided Multifilament core, low stiffness, moderate deliveryUnique taper allows for both long and short presentationsLine Color: Blue Heron Model Number: 996267UPC: 51131996267Line SizeRunning LineRear TaperRear BellyFront BellyFront TaperTipHead LengthTotal LengthWF3F551014. 015.06.00.545100 WF4F521114. 515.57.00.548100... Less

Scientific Anglers Supra Sink Tip Type V Fly Line offers an all-purpose sink tip fly line with cutting edge design technology and versatile tapers. These lines are based on the AST (Advanced Shooting Technology) "dry-slick" polymer coating keeping the line slick and continuously clean. Scientific Anglers Supra Sink Tip Type V Fly Line feature tapered class V (5.5 to 6.5 ips sink rate) sink tips perfect for fishing streamer and wet fly patterns down deep. WF5F/S through WF9F/S available.

Embryonic Development, 12 stages. This enlarged model represents the following stages of embryo development: ovule shortly after fertilization, two-cell stage, four-cell stage, seven-cell stage, morula stage, blastocyst with trophoblast and embryoblast, blastocyst with early formation of embryo process, blastocyst with start of implantation, embryo (approx. 12th day), embryo (approx. 20th day), embryo (approx. 28th day), embryo (approx. 2nd month). The first 8 models are enlarged approx. 4,000 times, the other 4 models are enlarged approx. 4-5 times. The first 8 stages can be removed from the baseboard for closer study. Delivered in storage carton.

1/4 Life-Size Muscle Figure, 2-part. The mini muscle figure has (57 cm) strength is in its value. All the superficial muscular of the human form is accurately reproduced and detailed in life like colors in this desktop size of the muscular figure. The chest plate is removable from the muscular figure to reveal the internal organs and the right side contains a female mammary gland. Over 125 hand-numbered and identified structures of the human anatomy on this muscular figure. Mini muscular figure delivered on base.

The 16 part anatomically correct human torso is an educational tool of true quality. The torso is hand-painted true to detail and made of high-quality plastic. This classic torso was developed and modeled in Germany. Whether you are student studying human anatomy in a biology classroom or a doctor explaining something to a patient, this human torso is a valuable tool.

Scientific Anglers Supra Sink Tip Type V Fly Line offers an all-purpose sink tip fly line with cutting edge design technology and versatile tapers. These lines are based on the AST (Advanced Shooting Technology) "dry-slick" polymer coating keeping the line slick and continuously clean. Scientific Anglers Supra Sink Tip Type V Fly Line feature tapered class V (5.5 to 6.5 ips sink rate) sink tips perfect for fishing streamer and wet fly patterns down deep. WF5F/S through WF9F/S available.

This gorilla skull model was cast from a replica of the original gorilla skull specimen from the Senckenberg Research Institute and Natural History Museum in Frankfurt/Main. This replica ofGorilla gorilla is a skull cast of high quality with anatomical detail true to nature. The gorilla skull has an anatomically correct movable lower jaw for easy demonstration of natural gorilla movement. This gorilla skull is great for mammalogy and comparative anatomy studies. Its a great tool for any biology classroom! This animal skull is made of unbreakable plastic.

This Thermo Scientific Orion Star A214 pH/ISE/mV/Tempera ture Benchtop meter and Fluoride ISE kit is the ideal choice for any lab. The kit includes the 8102BNUWP ROSS Ultra Glass Refillable pH Electrode, a general purpose, top performance glass body combination electrode with waterproof BNC connector for precise pH determinations. The pH response is independent of temperature changes and can be used on any pH meter with a BNC connection. The kit also comes with the 927007MD stainless steel ATC probe (Mini-DIN connector; 1m cable) which automatically corrects pH measurements for variation in electrode slope due to temperature change, the 9609BNWP combination fluoride electrode which measure free fluoride ions in aqueous solutions quickly, simply, accurately and economically, and the 096019... Less

This life size six part model of a female pelvis represents detailed information about the topography of bones, ligaments, vessels, nerves, pelvic floor muscles and female genital organs. It presents the whole pelvic floor with partially removable midsagitally sectioned external anal sphincter, external urethral sphincter, deep and superficial transverse perineal and bulbospongiosus. The rectum, uterus with fallopian tubes, ovaries and vagina are also removable and can be disassembled into both halves by midsagital section. The right pelvic half demonstrates the divisions and topographical anatomy of the common iliac artery, the external and internal artery and also of the common iliac vein and the external iliac vein. The right sacral plexus, right sciatic nerve and right pudendal nerve... Less

This dental skull with opened mandible exposes tooth roots with vessels and nerves. The skull model also features the numbering of the cranial bones, bone components, fissures, foramina and other structures. The cranial sutures are shown in color, as are the meningeal vessels and venous sinuses. For added anatomical detail muscle origins (red) and insertions (blue) are represented on the left side of this human skull model. High-quality original casts. Skull is handmade of hard, unbreakable plastic. Highly accurate representation of the fissures, foramina, processes, sutures etc. Can be disassembled into Skull Cap, Base of Skull and Mandible. As an option, you can insert a 5-part brain (C 18) into the skull. This unique model of the classic human skull is useful for students and... Less

Scientific Anglers Supra Sink Tip Type V Fly Line offers an all-purpose sink tip fly line with cutting edge design technology and versatile tapers. These lines are based on the AST (Advanced Shooting Technology) "dry-slick" polymer coating keeping the line slick and continuously clean. Scientific Anglers Supra Sink Tip Type V Fly Line feature tapered class V (5.5 to 6.5 ips sink rate) sink tips perfect for fishing streamer and wet fly patterns down deep. WF5F/S through WF9F/S available.

The illuminated reticle of the 8x50 Viewfinder with its scale markings and open center not only helps you center objects precisely, but gives a reference of the exact field of view in degrees. The deep red illumination is continuously variable to provide the desired brightness. The Explore Scientific 8 x 50 produces a wide 6° field of view and allows precision focus of both main objective and eyepiece illuminated reticle. A precision polished roof prism produces images that are right-side-up, left-to-right correct. In other words, things are not upside-down and backwards like most viewfinders. The illuminated reticle is truly designed for finding objects with its open center (so you don't mask the object you are centering with cross hairs) and scale markings for 1.5°, 3°, and 4.5° (the... Less

This life-size, high-quality muscular figure represents a wide variety of human anatomical structures in most accurate detail. The muscular figure is therefore especially suitable for the high demands of medical school. The right half of the muscle model shows the skin, the left half the superficial and more profound muscles with nerves, vessels and bony structures. The versatility of this muscle figure, which is also aesthetically designed, is rounded off by the accurate representation of the internal organs. The components of the muscle figure are: 2-part head, Brain half, Sternocleidomasto ideus muscle, 6-part muscle arm (detachable: deltoid muscle, biceps muscle of arm, triceps muscle of arm, long palmar muscle with radial flexor muscle of wrist, brachioradial muscle with radial... Less

Female Pelvis with Ligaments Muscles and Organs, 4 part. This life size four part model of a female pelvis represents detailed information about the topography of bones, ligaments, pelvic floor muscles and female pelvic organs. The right half shows the bones with pelvic ligaments. In addition, the left half of the pelvis contains the muscles of the pelvic floor including levator ani, ischiocavernosus, deep and superficial transverse perineal, external anal sphincter, external urethral sphincter. A partially removable bulbospongiosus demonstrates the vestibular bulb and Bartholin gland. The removable midsagital section through the urinary bladder, vagina, uterus and rectum demonstrates the relationship to the muscles of the pelvic floor within its openings for urethra, vagina and rectum... Less

Scientific Anglers Supra Sink Tip Type V Fly Line offers an all-purpose sink tip fly line with cutting edge design technology and versatile tapers. These lines are based on the AST (Advanced Shooting Technology) "dry-slick" polymer coating keeping the line slick and continuously clean. Scientific Anglers Supra Sink Tip Type V Fly Line feature tapered class V (5.5 to 6.5 ips sink rate) sink tips perfect for fishing streamer and wet fly patterns down deep. WF5F/S through WF9F/S available.

Three-part, life-size replica cast from the skull bones of an adult male.

This top-of-the-line version contains all the benefits you have come to expect in our high-quality 3B Scientific standard skeletons. "Sam" the super skeleton additionally allows you to demonstrate the movements of the skull and head joints as well as all natural human postures due to the fully flexible vertebral column. The unique combination of flexible vertebral column, muscle origins and insertions, numbered bones, flexible joint ligaments and a disc prolapse between the 3rd and 4th lumbar vertebrae display over 600 structures of medical/anatomica l interest in this top human skeletal model. Perfect for in depth study of the human skeleton and more. Manual final assembly. Made of durable, unbreakable plastic. Almost realistic weight of the approx 200 bones. Life-size, 3-part mounted... Less

Super Human Skeleton Model "Sam" - Flexible with Muscles and Ligaments on a Pelvic Mounted Stand. Of course this top-of-the-line version contains all the benefits you have come to expect in our high-quality 3B Scientific® standard skeletons. Sam additionally allows you to demonstrate the movements of the skull and head joints as well as all natural human postures due to the fully flexible vertebral column. The unique combination of flexible vertebral column, muscle origins and insertions, numbered bones, flexible joint ligaments and a disc prolapse between the 3rd and 4th lumbar vertebrae display over 600 structures of medical/anatomica l interest in this top human skeleton model. Perfect for in depth study of the human skeleton and more. To sum it up: all standard benefits of a 3B... Less

Scientific Anglers Supra Sink Tip Type V Fly Line offers an all-purpose sink tip fly line with cutting edge design technology and versatile tapers. These lines are based on the AST (Advanced Shooting Technology) "dry-slick" polymer coating keeping the line slick and continuously clean. Scientific Anglers Supra Sink Tip Type V Fly Line feature tapered class V (5.5 to 6.5 ips sink rate) sink tips perfect for fishing streamer and wet fly patterns down deep. WF5F/S through WF9F/S available.

The model shows the duodenum (partially opened), gall bladder and bile ducts (opened), the pancreas (revealing large ducts), the spleen and the surrounding vessels in natural size. On stand.

A very detailed model of the human brain which is medially divided. This brain is a great educational tool for teaching and learning about the human nervous system and anatomy of the brain. The detailed brain is delivered on a removable base for easy display in the classroom.