- b 2018 high quality winter thick white duck down mens casual jacket fashion male casual winter outerwer down parkas
Subject: Medical Science
Model Number: 1:1
Type: Skeleton Model
Brand Name: EasyThru
material: high quality PVC
High Quality 1:1 Human Heart Model B Ultrasound Ultrasound Medical Cardiology Anatomical Medical Teaching Model
Model structure: The model was placed on a stent according to the normal physiological position of the human body with an adult heart in a relaxed state of about 1: 1.
Transverse section along the root of the pulmonary artery reveals the internal structure of the left and right atria and pulmonary arteries, advocating the venous meniscus. Longitudinal and oblique section along the atrium reveals the internal structure of the left and right ventricles.
Right atrium, inferior vena cava, coronary sinus, right atrioventricular orifice, right atrium, left and right pulmonary electrostatic vein orifice and left atrioventricular orifice.
The right ventricle shows superior ventricular crest, tricuspid valve, conus arteriosus, carpal cord, papillary muscle, muscle column and pulmonary valve; the left ventricle shows mitral valve, chordae tendineae, papillary muscle, muscle column and active valve.
Show the room compartment and the room interval.Increase the external shape of the heart and the related blood vessels and branches.Indicated tube state, anterior and posterior interventricular groove; Ears, cardiac muscle fibers, heart vortices, cardio, fat and arterial ligaments,Coronary artery and its branches; coronary sinus and its branches; branches of ascending aorta and aortic arch; superior vena cava, inferior vena cava and its branches; pulmonary vein and pulmonary artery.
The left and right ventricular walls of the model and the pulse along the artery cut face detachable
NEW high quality 500mw Stage Light RGB Laser Module/High Power White Laser/Compact Design/TTL R 250mw G 150mw B
2019 New High Quality 1:18 Electric RC Car A959-B-13 540 Metal Motor for WLtoys A959-B A969-B A979-B S7JN
b 2018 High Quality winter thick white duck down mens casual jacket fashion Male Casual Winter Outerwer Down Parkas
High Quality Black Rear Fender Mudguard for H-arley S-portster Solo B-obber C-hopper Cafe Racer 883 883R 1200 1994-2003
Leather Watch Band Watchband Strap 24mm Green Accessories Stainless Steel Men Woman High Quality 2018 #B
2016 European fashion boys girls shoes high quality LED light kids B letters cool baby sneakers cute
B Mens Clothing Winter Jacket Long Coats with Hood for Leisure High-quality Parka Men Clothes plus size S-3XL 2018 New
Black Car Styling Shark Fin AM/FM Antenna Aerial Base For V-W MK4 G-olf J-etta P-assat B5 B5.5 P-olo B-eetle High Quality