The Ultimate Guide To human anatomy & physiology

The Ultimate Guide To human anatomy & physiology

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electronic veins – drain the digits and feed into your palmar arches from the hand and dorsal venous arch on the foot.

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

cochlear duct – Area throughout the auditory portion of the internal ear which contains the organ of Corti and is also adjacent into the scala tympani and scala vestibuli on either facet.

motion potential – transform in voltage of a mobile membrane in reaction to a stimulus that leads to transmission of an electrical signal; unique to neurons and muscle mass fibres.

deltoid ligament – wide intrinsic ligament Found around the medial facet of your ankle joint; supports the talus at the talocrural joint and resists surplus eversion with the foot.

blood–testis barrier – restricted junctions amongst Sertoli cells that stop bloodborne pathogens from gaining usage of afterwards phases of click here spermatogenesis and prevent the potential for an autoimmune response to haploid sperm.

arrector pili – sleek muscle that is definitely activated in response to external stimuli that pull on hair follicles and make the hair “arise”.

ampulla – (with the uterine tube) Center part of the uterine tube in which fertilisation frequently takes place

amnion – clear membranous sac that encloses the acquiring foetus and fills with amniotic fluid.

diploid – ailment marked through the existence of the double enhance of genetic material (two sets of chromosomes, just one set inherited from Every single of two parents).

activation gate – Portion of the voltage-gated Na+ channel that opens in the event the membrane voltage reaches threshold.

cerebral peduncles – segments on the descending motor pathway which make up the white subject of the ventral midbrain.

cricoid cartilage – part of the larynx composed of a ring of cartilage with a wide posterior area and a thinner anterior region; attached into the oesophagus.

coronoid fossa – here melancholy on the anterior area from the humerus previously mentioned the trochlea; this House receives the coronoid means of the ulna once the elbow is maximally flexed.