The muscles that are responsible for depressing the ribs are the d) internal intercostals. When they contract, these muscles will pull the ribs...Become a member and unlock all Study Answers Start today. Try it now Crea...
It cites that serratus anterior muscle is located on the side of the chest along the ribs and to strengthen it, one must apply the standard pushups. It adds that Piriformis is the muscle near the gluteal region which can be improved through laying on one's back with knees bent and feet...
Near the costochondral junctions, the external intercostals are replaced by a fibrous aponeurosis, the anterior intercostal membrane that extends to the anterior end of the intercostal space. The internal intercostals begin posteriorly as the posterior intercostal membrane on the inner aspect of the ...
accessory cephalic vein,vena cephalica accessoria- a vein that passes along the radial edge of the forearm and joins the cephalic vein near the elbow basilic vein,vena basilica- a vein that drains the back of the hand and forearm and empties into the axillary vein ...
The first three are classified as vertical muscles and they are located near the midline. The remaining ones are flat muscles and they are located more laterally. Together, these muscles form the anterolateral boundary of the abdominal cavity. They are involved in movements of the trunk, mainly...
Origin of pectoralis minor Ribs 3-5 near costal cartilages Insertion pectorales minor Medial border and superior surface of coracoid process. Innervation of pectorals minor Medial pectoral nerve C8-T1 Action of pectorals minor Stabilizes scapula by drawing in inferiorly and anteriorly against thoracic...
particularly near the tip. Smaller filiform papillae give the entire tongue a relatively smooth appearance. On the posterior one-third of the tongue foliate papillae lie adjacent to the lingualtonsils. The line of the passage from the oral cavity through theoropharynxand into the laryngopharynx is...
sphincter pupillae muscle Smooth, circular muscle about 1 mm broad, forming a ring all round the pupillary margin near the posterior surface of the iris. It is innervated by parasympathetic fibres of the oculomotor nerve that synapse in the ciliary ganglion and by a few sympathetic fibres. Its...
The piriformis is a muscle deep in the hip that runs near the sciatic nerve. When the piriformis muscle becomes tight and/or inflamed, it can irritate the sciatic nerve. This irritation leads to sciatica-like pain, tingling and numbness that runs from the lower back to the rear and sometime...
Each pair of ribs is named by number. The highest pair of ribs near the clavicle is number one. The lowest pair of ribs at the bottom is called number 12. Each rib connects to the spine in the back through a costovertebral joint; some ribs then connect either to the sternum or to ...