Pectinate line innervation worksheet
WebThere are two primary paths for lymph leaving the area above the pectinate line: to the inferior mesenteric lymph nodes - efferent vessels from the upper rectum go to the … WebSep 8, 2024 · The pectinate muscles are "teeth of a comb" shaped parallel muscular columns that are present on the inner wall of the right and left atria. The right atrium has thick and coarse pectinate muscles while these are …
Pectinate line innervation worksheet
Did you know?
WebFrom the lower esophagus to 2/3 of the transverse colon via the vagus nerve; from the last 1/3 of the transverse colon to the upper anal canal (above the pectinate line) pelvic splanchnic nerves S2, S3, and S4. D. From the esophagus to 2/3 of the transverse colon spinal nerves T5-L2; from the last 1/3 of the transverse colon to the anus L3-S4. 11. WebTranscribed image text: . Anatomy of the Heart Worksheet 1. STRUCTURES VIEWED ON OUTER SURFACE OF HEART MODEL: The heart is enclosed within the mediastinum, the medial cavity of the thorax between the two lungs. Approximately two-thirds of its mass lies to the left (right or left) of the midsternal line. Its broad, flat_base from which the ...
WebLearn Test Match Created by tbobs05 Terms in this set (28) Mainly, the somatic motor innervation to the female pelvic region is to the perineum. The majority of the perineum is supplied by branches of the PUDENDAL N. (S2-S4) Recall that sympathetic nerves only arise from the intermediolateral column of the spinal cord, levels T1-L2. WebMay 8, 2024 · Introduction The rectum initiates the terminal section of the large intestine at the level of the S3 vertebra, just after the sigmoid colon. Approximately 15 cm long, it is characterized by the cessation of the …
WebDevelop below the dentate line, which is innervated by cutaneous nerves; distention; of this innervated skin due to thrombosis results in severe pain. Acute thrombosis triggers cutaneous pain, lasting 7–14 days → thrombosis resolves → residual skin or skin tags of distended anal skin Hemorrhoids are not varicose veins (dilated, tortuous veins ). WebWhich of the following nervous structures is NOT a nerve coursing within the pelvic cavity that innervates structures within this cavity? A. the sacral plexus B the lumbosacral trunk C. the coccygeal plexus D. the sacral sympathetic chain E. …
WebThe interior of the anal canal can be divided into proximal and distal portions by an irregular line formed by the anal valves called the dentate (or pectinate) line (colored purple in the …
Webpectinate (dentate) line is the junction between endoderm and ectoderm and is located at the inferior limit of the anal valves. pectinate line divides the visceral and somatic portion. … bug out gear backpacksWebJun 4, 2012 · The dentate (pectinate) line divides the anal canal into upper (two-thirds) and lower (one-third) parts, each one being supplied by completely different neurovascular … cross-cultural pragmatic failure thomasWebFrom the lower esophagus to the anus via the vagus nerve B. Sympathetic and parasympathetic innervation utilizes the same spinal nerves TS-L2. c. From the lower esophagus to 2/3 of the transverse colon via the vagus nerve, from the last 1/3 of the transverse colon to the upper anal canal (above the pectinate line) pelvic splanchnic … cross cultural psychiatryWebinferior to pectinate line is pecten zone (non keratinized stratified squamous epithelium) which ends at the anocutaneous line where epithelium changes to keratinized stratified squamous. main blood supply to rectum superior rectal artery (continuation of IMA, after sigmoid arteries) cross cultural research shows that cosleepingWeb4.Draw a representative tooth, include neural innervation and major layers of the tooth 5.Draw a picture of the head and indicate the general location of the salivary glands as … bugout gear bagWebsuperior to the pectinate line, the mucosa is lined with simple columnar epthelium, which is drawn into folds called anal columns. ... describe differences in innervation and lymphatics of the anal canal separated by the pectinate line: above the pectinate line: nervous: autonomic/visceral motor and sensory innervation from sympathetic and ... bug out gifWebLocation of the Heart. The human heart is located within the thoracic cavity, medially between the lungs in the space known as the mediastinum. Figure 19.2 shows the position of the heart within the thoracic cavity. Within the mediastinum, the heart is separated from the other mediastinal structures by a tough membrane known as the pericardium, or … cross cultural negotiations business