human anatomy and physiology notes Things To Know Before You Buy

atrioventricular valves – one particular-way valves Found concerning the atria and ventricles; the valve on the proper is known as the tricuspid valve, as well as the a person within the left may be the mitral or bicuspid valve.

corpus spongiosum – (plural = corpora cavernosa) column of erectile tissue inside the penis that fills with blood for the duration of an erection and surrounds the penile urethra within the ventral percentage of the penis.

Mentioned in the following paragraphs as Portion of the axial skeleton is a 3rd subdivision, the visceral, comprising the lessen jaw, some components of the upper jaw, as well as the branchial arches, such as the hyoid bone.

basal plate – developmental region of your spinal twine that gives increase to the lateral and anterior horns of gray make a difference.

axillary artery – continuation from the subclavian artery since it penetrates the body wall and enters the axillary area; provides blood to your region near The pinnacle in the humerus (humeral circumflex arteries); many the vessel carries on into your brachium and gets the brachial artery.

calcaneofibular ligament – intrinsic ligament Situated over the lateral aspect in the ankle joint, in between the calcaneus bone and lateral malleolus of the fibula; supports the talus bone for the ankle joint and resists excess inversion in the foot.

central chemoreceptor – one of several specialised receptors that are located during the brain that perception improvements in hydrogen ion, oxygen, or carbon dioxide concentrations inside the brain.

blood typing or grouping – blood exam for identification of blood sort using commercially ready antibodies and small samples of blood.

canaliculi – (singular = canaliculus) channels in the bone matrix that dwelling one among an osteocyte’s many cytoplasmic extensions that it makes use of to speak and acquire nutrients.

autonomic tone – contractile condition throughout resting cardiac activity made by mild sympathetic and parasympathetic click here stimulation.

cranial nerve – certainly one of twelve nerves linked to the brain which have been to blame for sensory or motor functions of The pinnacle and neck.

astrocyte – star-formed cell while in the central anxious system that website regulates ions and uptake and/or breakdown of some neurotransmitters and contributes on the development on the blood-Mind barrier.

Betz cells – output cells of the first motor cortex that result in musculature to move by means of synapses on cranial and spinal motor neurons.

carbonic anhydrase (CA) – enzyme that catalyses the reaction that causes carbon dioxide and h2o to type carbonic acid.

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