WebDec 22, 2024 · The external urethral sphincter is contained in the deep perineal space (pouch), which is situated between the pelvic diaphragm and the perineal membrane. It spans the urogenital hiatus of the pelvic diaphragm and fills the areas between the pudendal canals, through which the pudendal nerve and internal pudendal artery and … The phrenic nerve is a mixed motor/sensory nerve that originates from the C3-C5 spinal nerves in the neck. The nerve is important for breathing because it provides exclusive motor control of the diaphragm, the primary muscle of respiration. In humans, the right and left phrenic nerves are primarily supplied by the C4 spinal nerve, but there is also a contribution from the C3 and C5 spinal nerves. From its origin in the neck, the nerve travels downward into the chest to pass bet…
Thoracic diaphragm - Wikipedia
WebApr 16, 2014 · The respiratory diaphragm is a large complex muscle and thus its blood supply comes from various arteries. The costal portion of the diaphragm is supplied by the subcostal arteries and the five most inferior pairs of intercostal arteries. Inferior … There are four anatomical lobes, which are further divided into even smaller … Superficial Camper’s fascia, which is a thicker fatty layer that can have a … Respiratory system (Systema respiratorum) The respiratory system, also called the … The thoracic cage is a component of the thoracic wall and encloses the majority … Anteriorly, the pericardiophrenic vessels, phrenic nerve, and anterior pulmonary … First rib. The first rib is the widest, shortest and has the sharpest curve of all the … The cusps are pushed open to allow blood flow in one direction, and then closed to … The vagus nerve, or the 10th cranial nerve (CN X), is primarily associated with the … The stomach is an organ of the digestive system, specialized in the accumulation … Esophagus (anterior view) The esophagus (oesophagus) is a 25 cm long … WebThe diaphragm is innervated by the: A. phrenic nerve B. sympathetic trunk C. ulnar nerve D. vagus nerve E. radial nerve D. T4/T5 The transverse thoracic plane passes through … rawdon hill homes review
Chapter 14 (Human Body) Flashcards Quizlet
WebNov 21, 2024 · The ulnar nerve innervates muscles in the anterior compartment of the forearm, and in the hand. Anterior Forearm In the anterior forearm, the muscular branch of the ulnar nerve supplies two muscles: Flexor carpi ulnaris – … WebWhy is the diaphragm supplied by phrenic nerve? The phrenic nerve is a mixed motor/sensory nerve which originates from the C3-C5 spinal nerves in the neck. The … simple country wisdom 意味