ankle joint – joint that separates the leg and foot portions in the reduce limb; shaped by the articulations between the talus bone with the foot inferiorly, as well as the distal conclusion with the tibia, medial malleolus on the tibia, and lateral malleolus on the fibula superiorly.
acinus – cluster of glandular epithelial cells from the pancreas that secretes pancreatic secretion while in the pancreas.
carotid canal – zig-zag tunnel offering passage throughout the foundation on the cranium for The inner carotid artery towards the Mind; begins anteromedial towards the styloid system and terminates in the center cranial cavity, near the posterior-lateral foundation on the sella turcica.
adrenaline – Most important and most potent catecholamine hormone secreted by the adrenal medulla in reaction to shorter-phrase anxiety.
Safety from the heart, lungs, as well as other organs and buildings within the upper body creates a challenge to some degree distinct from that in the central nervous program. These organs, the purpose of which involves motion, enlargement, and contraction, must have a versatile and elastic protecting covering. This kind of masking is supplied by the bony thoracic basket, or rib cage, which varieties the skeleton on the wall in the upper body, or thorax.
blood–testis barrier – limited junctions involving Sertoli cells that avert bloodborne pathogens from getting entry to later on stages of spermatogenesis and prevent the possible for an autoimmune response to haploid sperm.
centriole – tiny, self-replicating organelle that gives the origin for microtubule progress and moves DNA all through mobile division.
dorsal – describes the back or course towards the back again in the body; also generally known as posterior.
aortic arch – arc that connects the ascending aorta to your descending aorta; finishes within the intervertebral disk in between the fourth and fifth thoracic vertebrae.
buffy coat – skinny, pale layer of leukocytes more info and platelets that separates the erythrocytes with the plasma in a very sample of centrifuged blood.
amniotic cavity – cavity that opens amongst the inner cell mass along with the trophoblast; develops into amnion.
cardiac plexus – paired intricate network of nerve fibres close to the foundation from the heart that receive sympathetic and parasympathetic stimulations to regulate HR.
clavicle – collarbone; elongated bone that articulates With all the manubrium of your sternum medially as well as acromion get more info on the scapula laterally.
Mind circumstance – part of the cranium which contains and safeguards the Mind, consisting on the 8 bones that form the cranial foundation and rounded higher skull.