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The tumour was a large rounded cyst-like body wedged in behind the upper part of the manubrium sterni and immediately abo (a) it was longer than usual, rising to the body of the third thoracic vertebra;

# [[Book_-_A_Text-book_of_Embryology_5|CHAPTER V.]] The Formation of the Body-wall, of the Intestinal Canal, and of the Fetal Membranes ## The Formation op the Body-wall and of the Intestinal Canal op the Embryo

...ght weeks' human embryo in the thoracic region. v. cartilaginous vertebral body ; li. intervertebral ligament ; ch. notochord.]] :tg. tongue ; mJc. Meckelian cartilage ; ml. body of malleus ; ml). inanubrium or handle of the malleus ; tjy. tegmen tympani

...way above the eye-ear level. The hands extend further out in front of the body of the embryo, and the fingers of one hand may overlap those of the other. ...(1937 fig. 1).<ref>Boyd, J. D. 1937. The development of the human carotid body. Carnegie Instn. Wash. Publ. 479, Contrib. Embryoi, 26, 1-31.</ref>

...circuit of this kind : a connector neuron and an exciter neuron. The cell-body of the exciter neuron may be in a sympathetic ganglion, or it may be by its ...inues forwards, accompany- ing the internal carotid artery as the internal carotid nerve. A branch of it (the deep petrosal) joins the palatine nerve (forming

==Stage 17: 3 mm total body length== ...ient, neural tube closed but no differentiation of central nervous system, body elongated with back curve changing from convex to concave, myotomes evident

...ich, however, never become raised or superficially differentiated from the body wall behind. Sagittal and coronal sections of the primitive pharynx (Figs. ...etween them and there comes in contact with the epithelial covering of the body (epiblast) which dips in to meet it. The membrane thus formed by the union

...shows a transverse section of an 11-9mm. embryo at the region in which the carotid arteries are bent to conform with the flexure of the embryo. The arteries t ...At H.A. in the same figure a conspicuous branch is seen springing from the carotid and running medially and forward in this connective tissue between the deve

...teries; and in type C, interruption occurs between the innominate and left carotid arteries.'' ...ed patients are known to develop increased arterial stiffness in the upper body, which worsens with time. We present results from simulations with a one-di

...pment of the right auriculo-ventricular orifice, of its valves, and of the body or main part of the right ventricle (see fig. 2). ...which arises from it ; (5) the aortic arch between the origin of the left carotid and ductus arteriosus is reduced to a diameter of 3mm. (See description by

...oid plexus enters inferior horn of lateral ventricle; coccygeal glomus (or body) = glomus coccyxgeum, associated with median sacral artery at coccyx, cf. g

...amnion at its complete closure on the fourth day very closely invested the body of the chick; the true cavity of the amnion was at that time therefore very Both the vitelline arteries and veins now pass to and from the body of the chick as single trunks, assuming more and more the appearance of bei

..., but it is not sufficient in organised bodies, even if one divided such a body into as many thin laminae as possible. In organised bodies oblique sections ...thalmic artery, and in the entirely divided skull which forms PI. Ill, the carotid artery and jugular vein were completely injected with different colours.

(Aortic arch III — carotid) also because of the fact that they are covered by a body flap, the

...ral ends of the 2nd and 3rd arches, in which, as we have already seen, the body of the hyoid is developed. The glosso-pharyngeal, the nerve of the 3rd arch ...re is another thickening representing the lower parathyroid' or epithelial body, while the original mouth of the pocket has been drawn out to form a tubula

...f the human {{carotid body}} (carotid glomus, glomus caroticum, chromaffin body) a specialised chemoreceptor region that detects the oxygen composition of ...– carries visceral sensory information from the carotid sinus and carotid body.

...accounted for by the perfect segmental arrangement of this portion of the body throughout its development. ...ich appear before this set is formed and gives rise to the arteries of the body-walls. The first set is already well developed in embryos at the end of the

...the outlet of the heart and the cervical and upper thoracic levels of the body. As this process continues, certain segments of the originally symmetrical ...vertebral column and its musculature, while the latter follows the lateral body wall, becoming in the thoracic region an intercostal artery. A series of lo

...- chord; B.P. basilar plate; S. prepituitary part of sphenoid; D. dens; A. body of axis. ...ependent nucleus of chondrification, is also visible. C.A. is the internal carotid artery.

...varying positions occupied by the chambers of the heart in relation to the body axes constitute a serious difficulty in describing the development. For ins ...carotid; the ventral ends of the first and second arches form the external carotid. The third arch on each side persists as the proximal portion of the intern