WebIts function is to flex the thigh and shank. pectoralis functions to move the frogs arms toward and away from its body rectus abdominus compresses the frog's abdomen which flexes its trunk. gracilis major is a large muscle that partly covers the adductor magnus. It originates on the pubis and inserts on the tibiofubula. WebThe muscle originates on the urostyle, inserts on the femur and functions to extend and rotate the thigh. As the name indicates, the triceps femoris (3) is divided into three parts that originate and insert on different skeletal elements. All function, however, to flex the thigh and extend the shank.
Frog and toad - General features Britannica
Web2) Place the frog in a dissection pan, and keep the animal moist at all times with frog Ringer’s solution. 3) Grasp the urostyle with forceps and cut it free – make sure you cut superficially – you should be able to observe the nerve plexus below it (Figure 1). Note the regions of white fibers that compose the sciatic nerve plexus. WebRemember to rinse any blood away with Ringer's solution. The Sciatic nerve enters the abdomen of the frog through an opening at the end of the urostyle, a bone that forms part of the pelvis. 11. Carefully expose the remainder of the nerve through an opening along the lateral side of the urostyle. grisham middle school – ib program
Frog Skeleton - Brian McCauley
WebElevate the floor of the mouth during breathing and swallowing. Median raphe. A mid-ventral connective tissje partition that divides the muscle into left and right portions. Submentalis. Elevates the tip of the mandible. Constricts the external nares. Geniohyoid. Draws the hyoid forward and upward. Cutaneous pectoris. WebSubjects: biology, frog, dissection, muscular system . Click to Rate "Hated It" Click to Rate "Didn't Like It" Click to Rate "Liked It" Click to Rate "Really Liked It" Click to Rate "Loved It" ... urostyle. I: base of the skull. A: extends the trunk and elevates the head. COCCYGEOSACRALIS . D. O: sacral vertebra. I: ursotyle. A: allows lateral ... WebThe muscle originates on the urostyle, inserts on the femur and functions to extend and rotate the thigh. As the name indicates, the triceps femoris (3) is divided into three parts that originate and insert on different skeletal elements. All function, however, to flex the thigh and extend the shank. fighting sioux apparel clearance