Rumored Buzz on human anatomy and physiology

cardiac skeleton – (also, skeleton on the heart) strengthened connective tissue Positioned inside the atrioventricular septum; contains four rings that encompass the openings amongst the atria and ventricles, along with the openings to your pulmonary trunk and aorta; the point of attachment for the heart valves.

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

acromial end in the clavicle – lateral conclude on the clavicle that articulates While using the acromion of your scapula.

cervical enlargement – area with the ventral (anterior) horn with the spinal twine that includes a larger populace of motor neurons with the better variety of and finer Charge of muscles in the upper limb.

articular tubercle – sleek ridge Found to the inferior cranium, promptly anterior to your mandibular fossa.

atrial reflex – (also, named Bainbridge reflex) autonomic reflex that responds to extend receptors during the atria that send impulses to your cardioaccelerator spot to raise HR when venous move into your atria increases.

anterior horn – grey make any difference on the spinal wire containing multipolar motor neurons, often generally known as the ventral horn.

anterior border of the tibia – narrow, anterior margin of your click here tibia that extends inferiorly from your tibial tuberosity.

clavicular notch – paired notches located to the outstanding-lateral sides from the sternal manubrium, for articulation Along with the clavicle.

brachial vein – deeper vein from the arm that types within the radial and ulnar veins within the reduced arm; causes the axillary vein.

direct pathway – connections throughout the basal nuclei from your striatum on the globus pallidus internal segment and substantia nigra pars reticulata that disinhibit the thalamus to raise cortical Charge of movement.

corneal reflex – protective reaction to stimulation in the cornea creating contraction from the orbicularis oculi muscle mass causing blinking of the eye.

deep femoral vein – drains blood from the deeper parts of the thigh and leads to the femoral vein.

coracohumeral ligament – intrinsic ligament with the shoulder joint; runs with the coracoid strategy of get more info the scapula towards the anterior humerus.

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