Search Results for: neck
Potato tumour of neck
potato tumour of neck A firm nodular mass in the neck, usually a carotid body tumour (chemodectoma).The tumour moves... Read More
Digastric muscle
Digastric Definition The digastric muscle is a paired muscle located under the jaw, consisting of the anterior and... Read More
Foveolar cell
Definition noun, plural: foveolar cells Any of the epithelial cells that line the surface of gastric mucosa and gastric... Read More
Lymph nodes
Lymph nodes definition Lymph nodes are small, bean-shaped organs located in different parts of the body and act as... Read More
Natural selection
Natural Selection Definition What is natural selection in biology? Natural selection is defined as a process in nature... Read More
Lamarckism
Definition noun The theory suggesting that traits or characteristics of an organism are produced and inherited by direct... Read More
Lamarckian theory
Definition noun An evolutionary theory holding that acquired or learned traits can be passed on from parents to... Read More
Gallbladder
Definition noun A small, pear-shaped, muscular, hollow organ responsible for storing bile, and for creating insulin in the... Read More
Nuchal region
nuchal region --> posterior region of neck The back of neck, including the suboccipital region. Synonym: regio nuchalis,... Read More
Diarthrodial joint
What is a diarthrodial joint? A diarthrosis joint is a freely moving joint characterized by its mobility and joint cavity... Read More
Antagonistic Muscle
Definition of Antagonistic Muscle What does the term “antagonistic” mean? As the name suggests, the word antagonistic... Read More
Skeletal system
What is the Skeletal System? How to define a skeleton? The skeletal system is the main framework that gives your body its... Read More
Internal urethral sphincter
Definition noun The urethral sphincter made up of smooth muscle cells found at the inferior end of the urinary bladder and... Read More
Woolly cheetah
Woolly cheetahs were reported in the 19th century as a separate species of cheetah that had longer, denser fur. Several... Read More
Foramen magnum
Definition noun A large opening in the anterior inferior portion of occipital bone in the cranium that serves an outlet of... Read More
Buck’s traction
Buck's Traction Definition Buck's traction for femur fracture is very helpful. It can be utilized in the treatment and... Read More
Takahē (Porphyrio hochstetteri)
By: Maria Victoria Gonzaga Previously, we've seen the different animals endemic to New Zealand. Due to the... Read More
Gastric chief cell
Definition noun, plural: gastric chief cells An epithelial cell that is found mainly in the mucosal layer of the stomach... Read More
Mitochondrial DNA not just from moms but also from dads?
If one wants to trace down lineage, that person could turn to the cell's powerhouse, the mitochondrion. This organelle... Read More
External os
Definition noun A small, somewhat circular aperture on the extremity of the extocervix Supplement At the lower part of the... Read More
Diphyllobothrium latum
Definition noun Fish tapeworm that infests the intestine of its mamalian (including human) host Supplement Diphyllobothrium... Read More
Respiration
Organization of the Respiratory System Each lung is composed of air sacs called alveoli - the sites of gas exchange with... Read More
Circulation
Blood Blood is composed of a liquid, plasma, and blood cells such as erythrocytes (red blood cells,) leukocytes (white... Read More
Bryophytes
Bryophytes (nonvascular plants) do not have xylem or phloem. The habitations of this plant group are widely varied and... Read More
Pinocytosis
Pinocytosis Definition What is pinocytosis? Pinocytosis is the ingestion of extracellular fluids, i.e. the fluid... Read More
Strap muscles
Definition noun A group of strap-like muscles just below the hyoid bone and run along the neck and onto the... Read More