human anatomy and physiology notes Things To Know Before You Buy

human anatomy and physiology notes Things To Know Before You Buy

Blog Article

digital veins – drain the digits and feed in to the palmar arches with the hand and dorsal venous arch of your foot.

aquaporin – protein-forming water channels in the lipid bilayer of your cell; permits water to cross; activation inside the amassing ducts is underneath the control of ADH.

capacitation – procedure that happens in the female reproductive tract in which sperm are prepared for fertilisation; causes improved motility and alterations in their outer membrane that improve their capability to release enzymes able to digesting an oocyte’s outer levels.

distal convoluted tubules – parts from the nephron distal on the loop of Henle that acquire hyposmotic filtrate from your loop of Henle and vacant into collecting ducts.

Management centre – compares values to their usual vary; deviations cause the activation of an effector.

contralateral – phrase meaning “on the other facet,” as in axons that cross the midline in the fibre tract.

centriole – small, self-replicating organelle that gives the origin for microtubule expansion and moves DNA through mobile get more info division.

coronoid means of the ulna – projecting bony lip Situated about the anterior, proximal ulna; forms the inferior margin of your trochlear notch.

bilirubin – yellowish bile pigment created when iron is removed from haem plus the remaining molecule is even more damaged down into squander products.

brachial vein – deeper vein on the arm that varieties in the radial and ulnar veins inside the reduce arm; results in the axillary vein.

direct pathway – connections throughout the basal nuclei within the striatum towards the globus pallidus interior section and substantia nigra pars reticulata that disinhibit the thalamus to increase cortical Charge of motion.

absorption – passage of digested merchandise from your intestinal lumen by mucosal cells and get more info in the bloodstream or lacteals.

descending aorta – part of the aorta that carries on downward earlier the end in the aortic arch; subdivided into your thoracic aorta along with the abdominal aorta.

anterior corticospinal tract – division on the corticospinal pathway that travels in the ventral (anterior) column of your spinal wire and controls axial musculature throughout the medial motor neurons during the ventral (anterior) horn.