A human body is made of trillions of cells arranged in a means that maintains distinctive inside compartments. These compartments keep body cells divided from external environmental threats and maintain the cells moist and nourished. They also separate interior body fluids from your a great number of microorganisms that increase on body surfaces, including the lining of selected passageways that hook up with the outer area of the body.

cardiac notch – despair inside the medial surface area with the inferior lobe on the still left lung the place the apex of the heart is located.

atrioventricular bundle branches – (also, remaining or right bundle branches) specialised myocardial conductile cells that come up with the bifurcation of the atrioventricular bundle and go through the interventricular septum; result in the Purkinje fibres and in addition to the best papillary muscle by way of the moderator band.

cerebrum – location of your Grownup brain that develops from the telencephalon and is chargeable for greater neurological features such as memory, emotion, and consciousness.

control centre – compares values to their standard array; check here deviations lead to the activation of the effector.

DNA polymerase – enzyme that functions in adding new nucleotides to a increasing strand of DNA all through DNA replication.

centriole – small, self-replicating organelle that provides the origin for microtubule expansion and moves DNA all through mobile division.

deep femoral artery – branch of your femoral artery; offers increase towards the lateral circumflex arteries.

articular disc – meniscus; a fibrocartilage composition found between the bones of some synovial joints; presents padding or smooths movements involving the bones; strongly unites the bones jointly.

autorhythmicity – capability of cardiac muscle to initiate its possess electrical impulse that triggers the mechanical contraction that pumps blood at a fixed pace with out nervous or endocrine Handle.

central anxious technique (CNS) – anatomical division of the nervous process Situated throughout the cranial and vertebral cavities, namely the Mind and spinal cord.

capillary – smallest of blood vessels where by Actual physical exchange happens in between the blood and tissue cells surrounded by interstitial fluid.

adductor tubercle – small, bony click here bump Found to the top-quality element of the medial epicondyle of the femur.

basal mobile – type of stem cell present in the stratum basale and while in the hair matrix that continually undergoes cell division, producing the keratinocytes of your epidermis.