General Biology: Definitions and explanations page 16 PDF | Download eBooks
Learn general biology terms with definitions and explanations, biology terminologies (Page 16) for biology degree programs.
- What is Stomach?
The stomach is a muscular, hollow organ in the gastrointestinal tract of humans and many other ... - What is Gastric juice?
Gastric juice is a strongly acidic liquid secreted by the glands in the lining of the ... - What is Chyme?
Chyme or chymus is the semi-fluid mass of partly digested food that is expelled by the ... - What is Protease?
A protease is an enzyme that helps proteolysis which is the process of protein catabolism by ... - What is Pepsin?
Pepsin is an endopeptidase that breaks down proteins into smaller peptides. it is produced in the ... - What is Pepsinogen?
Pepsin's proenzyme, pepsinogen, is released by the chief cells in the stomach wall. it is released ... - What is Small intestine?
The small intestine or small bowel is an organ in the gastrointestinal tract where most of ... - What is Pancreas?
The pancreas is an organ of the digestive system and endocrine system of vertebrates. in humans, ... - What is Bile?
Bile is a dark green to yellowish brown fluid, produced by the liver of most vertebrates, ... - What is Gall bladder?
Gallbladder is a small hollow organ where bile is stored and concentrated before it is released ... - What is Large intestine?
The large intestine, also known as the large bowel, is the last part of the gastrointestinal ... - What is Hepatic portal vein?
The portal vein or hepatic portal vein is a blood vessel that carries blood from the ... - What is Lacteal?
A lacteal is a lymphatic capillary that absorbs dietary fats in the villi of the small ... - What is Large intestine?
The large intestine, also known as the large bowel, is the last part of the gastrointestinal ... - What is Appendix?
The appendix is a small, pouch-like sac of tissue that is located in the first part ... - What are Feces?
Feces are the solid or semisolid remains of the food that could not be digested in ... - What is Rectum?
The rectum is the final straight portion of the large intestine in humans and some other ... - What is Dentition?
Dentition pertains to the development of teeth and their arrangement in the mouth. in particular, it ... - What is Coprophagy?
Coprophagia is the consumption of feces. coprophagy refers to many kinds of feces-eating, including eating feces ... - What is Ruminants?
Ruminants are mammals that are able to acquire nutrients from plant-based food by fermenting it in ... - What is Enteric division?
The enteric nervous system (ens) or intrinsic nervous system is one of the main divisions of ... - What is Diabetes Mellitus?
Diabetes mellitus (dm), commonly known as diabetes, is a group of metabolic disorders characterized by high ... - What is Type I diabetes?
Type 1 diabetes, which usually appears during childhood, destroys the person's ability to produce insulin. treatment ... - What is Type II diabetes?
Type 2 diabetes (t2d), also known as adult-onset diabetes, is a form of diabetes that is ... - What is Over nourishment?
Overnutrition or hyperalimentation is a form of malnutrition in which the intake of nutrients is oversupplied. ... - What is Heart?
The heart is a muscular organ in most animals, which pumps blood through the blood vessels ... - What is Hemolymph?
Hemolymph, or hemolymph, is a fluid, analogous to the blood in vertebrates, that circulates in the ... - What is Closed circulatory system?
The closed circulatory system, also called the cardiovascular system or the vascular system, is an organ ... - What is Cardiovascular system?
The closed circulatory system, also called the cardiovascular system or the vascular system, is an organ ... - What are Arteries?
An artery (plural arteries) is a blood vessel that takes blood away from the heart to ... - What are Arterioles?
An arteriole is a small-diameter blood vessel in the microcirculation that extends and branches out from ... - What are Capillaries?
A capillary is a small blood vessel from 5 to 10 micrometers (µm) in diameter, and ... - What are Capillary beds?
Individual capillaries are part of the capillary bed, an interweaving network of capillaries supplying tissues and ... - What is Atria?
The atrium is the upper chamber through which blood enters the heart. there are two atria ... - What is Ventricles?
A ventricle is one of two large chambers toward the bottom of the heart that collect ... - What is Single circulation?
Single circulation is the type of circulatory system that occurs in fishes, in which the blood ... - What is Double circulation?
In animals with double circulation, the pumps for the two circuits are combined into a single ... - What is Pulmonary circuit?
The pulmonary circulation is the portion of the circulatory system which carries deoxygenated blood away from ... - What is Pulmocutaneous circuit?
Pulmocutaneous circulation is part of the amphibian circulatory system. it is responsible for directing blood to ... - What is Cardiac cycle?
The cardiac cycle is the performance of the human heart from the beginning of one heartbeat ... - What is Systole?
The systole is the part of the cardiac cycle during which some chambers of the heart ... - What is Diastole?
Diastole is the part of the cardiac cycle during which the heart refills with blood after ... - What is Cardiac output?
Cardiac output is a term used in cardiac physiology that describes the volume of blood being ... - What is Heart rate?
Heart rate is the speed of the heartbeat measured by the number of contractions (beats) of ... - What is Stroke volume?
In cardiovascular physiology, stroke volume (sv) is the volume of blood pumped from the left ventricle ... - What is Atrioventricular valve?
These are the mitral and tricuspid valves, which are situated between the atria and the ventricles ... - What are Semilunar valves?
The aortic and pulmonary valves are located at the base of the aorta and the pulmonary ... - What is Heart murmur?
Heart murmurs are heart sounds produced when blood flows across one of the heart valves that ... - What is Sinoatrial mode?
The sinoatrial node is a group of cells located in the wall of the right atrium ... - What is Electrocardiogram?
Electrocardiography is the process of producing an electrocardiogram of the electrical activity of the heart using ... - What is Endothelium?
Endothelium refers to cells that line the interior surface of blood vessels and lymphatic vessels, forming ... - What is Systolic pressure?
Blood pressure is usually expressed in terms of the systolic pressure (maximum during one heartbeat) over ... - What is Pulse?
A pulse represents the tactile arterial palpation of the heartbeat by trained fingertips. the pulse may ... - What is Vasoconstriction?
Vasoconstriction is the narrowing of the blood vessels resulting from contraction of the muscular wall of ... - What is Vasodilation?
Vasodilation is the widening of blood vessels and it typically is a result of relaxation of ... - What is Lymph node?
A lymph node or lymph gland is an ovoid or kidney-shaped organ of the lymphatic system ... - What is Plasma?
Blood plasma is a yellowish liquid component of blood that normally holds the blood cells in ... - What are Platelets?
Platelets, also called thrombocytes and they are a component of blood that function along with the ... - What are Erythrocytes?
Erythrocytes are red blood cells that are the most common type of blood cell and the ... - What is Hemoglobin?
Hemoglobin is the iron-containing oxygen-transport metalloprotein in the red blood cells (erythrocytes) of almost all vertebrates. ...