The Ultimate Guide To human anatomy

The Ultimate Guide To human anatomy

Blog Article

ankle joint – joint that separates the leg and foot parts on the decreased limb; formed because of the articulations concerning the talus bone of your foot inferiorly, as well as distal close of the tibia, medial malleolus of the tibia, and lateral malleolus from the fibula superiorly.

cuticle – in hair, the outermost layer of keratinocytes originating in the hair matrix, as found within a cross-part with the hair bulb.

Adjustments within an organism’s internal ecosystem, for instance elevated body temperature, might cause the responses of perspiring plus the dilation of blood vessels within the pores and skin to be able to reduce body temperature, as revealed through the runners in Determine 1.seven.

distal radioulnar joint – articulation amongst The top in the ulna as well as the ulnar notch on the radius.

aorta – largest artery within the body, originating in the remaining ventricle and descending to your abdominal location wherever it bifurcates into the widespread iliac arteries at the level of the fourth lumbar vertebra; arteries originating in the aorta distribute blood to virtually all tissues of the body.

crista galli – small upward projection Positioned at the midline in the ground with the anterior cranial fossa; fashioned because of the ethmoid bone.

caudal – describes a posture below or decrease than A different part of the body proper; close to or toward the tail (in humans, the coccyx, or most affordable part of the spinal column); also called inferior.

amygdala – nucleus deep within the temporal lobe of the cerebrum that is definitely linked to memory and emotional get more info behaviour.

aortic sinuses – smaller pockets during the ascending aorta close to the aortic valve which might be the locations of your baroreceptors (stretch receptors) and chemoreceptors that cause a reflex that aids within the regulation of vascular homeostasis.

dihydroxyvitamin D – Lively sort of vitamin D required by the intestinal epithelial cells for the absorption of calcium.

basilar artery – fashioned through the fusion of The 2 vertebral arteries; sends branches into the cerebellum, brain stem, as well as posterior cerebral arteries; the leading blood offer to the brain click here stem.

bundle of His – (also, atrioventricular bundle) group of specialised myocardial conductile cells that transmit the impulse within the AV node throughout the interventricular septum; type the still left and proper atrioventricular bundle branches.

deep femoral vein – drains blood from the further parts on the thigh and contributes to the femoral vein.

anterior cruciate ligament – intracapsular ligament with the knee; extends from anterior, remarkable surface area of your tibia on the inner facet of the lateral condyle of the femur; resists hyperextension of knee.