5 Simple Techniques For human anatomy and physiology definition

ampulla – inside the ear, the construction at the base of the semicircular canal that contains the hair cells and cupula for transduction of rotational motion of The pinnacle.

arm – location on the upper limb Situated amongst the shoulder and elbow joints; has the humerus bone.

capacitation – method that happens in the feminine reproductive tract wherein sperm are geared up for fertilisation; results in greater motility and improvements inside their outer membrane that improve their ability to release enzymes capable of digesting an oocyte’s outer layers.

angiotensinogen – inactive protein within the circulation made by the liver; precursor of angiotensin I; must be modified via the enzymes renin and ACE to generally be activated.

Reproduction would be the formation of a completely new organism from father or mother organisms. In humans, copy is performed via the male and feminine reproductive methods. Because Dying will come to all complex organisms, without the need of replica, the road of organisms would finish.

contralateral – term meaning “on the opposite facet,” as in axons that cross the midline in a very fibre tract.

Mind – the large organ of the central nervous procedure made read more up of white and grey make a difference, contained in the cranium and constant Together with the spinal cord.

anterior interventricular sulcus – sulcus Positioned involving the still left and right ventricles over the anterior floor of your heart.

articular disc – meniscus; a fibrocartilage composition located in between the bones of some synovial joints; gives padding or smooths movements in between the bones; strongly unites the bones alongside one another.

autorhythmicity – capacity of cardiac muscle mass to initiate its very own electrical impulse that triggers the mechanical contraction that pumps blood at a hard and fast rate without having anxious or endocrine Handle.

amniotic cavity – cavity that opens between the internal mobile mass and the trophoblast; develops into amnion.

costal aspect – web page to the lateral sides of a thoracic vertebra for articulation with the head of a rib.

abducens nerve – sixth cranial nerve; accountable for contraction of here one of the extraocular muscles.

allantois – finger-like outpocketing of yolk sac types the primitive excretory duct of your embryo; precursor to your urinary bladder.

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