Question: Where is the pharynx located?
Answer: The pharynx, or throat, is a part of the body that helps with eating and with breathing. It is a passage that leads from the mouth and nose to the esophagus and the larynx.
Question: Which of these glands produces tears?
Answer: The lachrymal gland secretes tears. It is located near the eye.
Question: What fraction of the human body is made up of blood?
Answer: Blood is the life fluid of the human body and the liquid that transports nutrients and removes waste. It makes up about 1/13 of the total weight of the human body.
Question: What is the average temperature of a healthy human, in Celsius?
Answer: The average temperature of a healthy human is 36.9 degrees Celsius.
Question: Where is the esophagus located?
Answer: The esophagus is a tube through which food passes from the pharynx to the stomach. The walls of the esophagus move in waves to push the food down the tube to the stomach.
Question: What hormone, produced in the pancreas, regulates blood sugar levels?
Answer: Insulin is the hormone that regulates the level of sugar (glucose) in the blood. It is produced in the pancreas.
Question: What is the name of the system in the human body that transports blood?
Answer: The cardiovascular system carries substances to and from all parts of the body in the blood.
Question: Which of these is a neurological disorder?
Answer: Alzheimer disease is a disorder involving the disruption of electrical signals in the brain. It is named for Alois Alzheimer, a Bavarian neurologist.
Question: Where are red blood corpuscles formed?
Answer: Red cells, formed in bone marrow, are the most numerous kind of blood cells. Each drop of blood contains about 300 million of them.
Question: Where are the adrenal glands located in the human body?
Answer: The adrenal glands are located at the top of each kidney. They are two small and virtually identical triangular endocrine glands.
Question: Which of these is collectively known as the auditory ossicles?
Answer: The middle ear is spanned by a chain of three tiny bones - the malleus (hammer), incus (anvil), and stapes (stirrup), collectively called the auditory ossicles. from: human ear
Question: Which of the following is involved in speech function:
Answer: Broca area, region of the brain that contains neurons involved in speech function. This area, located in the frontal part of the left hemisphere of the brain, was discovered in 1861 by French surgeon Paul Broca, who found that it serves a vital role in the generation of articulate speech.
Question: The inner surface of every blood vessel is lined by a thin layer of cells known as:
Answer: The inner surface of every blood vessel is lined by a thin layer of cells known as the endothelium. The endothelium is separated from the tough external layers of the vessel by the basal lamina, an extracellular matrix produced by surrounding epithelial cells.
Question: What is the formation of new blood vessels called?
Answer: Angiogenesis is the formation of new blood vessels. It is a normal process during the growth of the body and in the body’s replacement of damaged tissue.
Question: What separates the lobes of the lungs from one another?
Answer: Each lung is divided into lobes separated from one another by a tissue fissure.
Question: Which of the following is connective tissue?
Answer: Adipose tissue is a type of connective tissue consisting mainly of fat cells (adipose cells, or adipocytes), specialized to synthesize and contain large globules of fat, within a structural network of fibers.
Question: Which of these enzymes was discovered by Bayliss and Starling in the year 1902?
Answer: Secretin, a digestive hormone is secreted by the wall of the upper part of the small intestine (the duodenum) that regulates gastric acid secretion and pH levels in the duodenum. It was discovered in 1902 by British physiologists Sir William M. Bayliss and Ernest H. Starling.
Question: Which is the longest segment of the small intestine?
Answer: The ileum is the final and longest segment of the small intestine. It is specifically responsible for the absorption of vitamin B12 and the reabsorption of conjugated bile salts.
Question: The undigested food material from the small intestine is received by:
Answer: The Cecum is a pouch or large tubelike structure in the lower abdominal cavity that receives undigested food material from the small intestine. It is considered the first region of the large intestine.
Question: The period of contraction of the ventricles of the heart is known as:
Answer: Systole is a period of contraction of the ventricles of the heart that occurs between the first and second heart sounds of the cardiac cycle. It causes the ejection of blood into the aorta and pulmonary trunk.
Question: Which region of the brain produces oxytocin in human?
Answer: Oxytocin is produced by the hypothalamus and stored and secreted into the bloodstream from the posterior pituitary gland.
Question: Which is the largest gland in the human body?
Answer: Liver the largest gland in the human body is a spongy mass of wedge-shaped lobes that has many metabolic and secretory functions.
Question: Which of these enzymes is responsible for the regulation of blood pressure?
Answer: Renin is the enzyme secreted by the kidney that is part of a physiological system that regulates blood pressure.
Question: Which of the following is the narrowest portion of the stomach?
Answer: The pylorus is the narrowest portion of the stomach and forms the outlet from the stomach into the duodenum. It is approximately 2 cm (almost 1 inch) in diameter and is surrounded by thick loops of smooth muscle.
Question: The inner surface of the stomach is lined by a mucous membrane known as:
Answer: The inner surface of the stomach is lined by a mucous membrane known as the gastric mucosa. The mucus layering the mucosa is called Gastric mucus, a glycoprotein that serves two purposes: the lubrication of food masses to facilitate movement within the stomach and the formation of a protective layer over the lining epithelium of the stomach cavity. from: human digestive system
Question: Which part of the skull contains the brain?
Answer: The human cranium is the part that contains the brain, is globular, and relatively large in comparison with the face.  In most other animals the facial portion of the skull, including the upper teeth and the nose, is larger than the cranium.
Question: Which of these hormones is produced by testes?
Answer: Testosterone is produced by the male testis that is responsible for the development of the male sex organs and masculine characteristics, including facial hair and deepening of the voice.
Question: Which part of the human body prevents food from entering the respiratory tracts?
Answer: The larynx is a hollow, tubular structure connected to the top of the windpipe (trachea). It produces vocal sounds and prevents the passage of food and other foreign particles into the lower respiratory tracts.
Question: How many bones are present in a human wrist?
Answer: The skeleton of the wrist consists of eight small carpal bones, which are arranged in two rows of four each.
Question: Which membranes cover and protect the brain and spinal cord?
Answer: Meninges, three membranous envelopes—pia mater, arachnoid, and dura mater surround the brain and spinal cord.
Question: How many pairs of spinal nerves are there in the human body?
Answer: In humans there are 31 pairs of spinal nerves: 8 cervical, 12 thoracic, 5 lumbar, 5 sacral, and 1 coccygeal.
Question: Which muscle group covers the front and sides of the thigh?
Answer: Quadriceps femoris muscle, large fleshy muscle group covering the front and sides of the thigh. It has four parts: rectus femoris, vastus lateralis, vastus medialis, and vastus intermedius.
Question: Which of the following is also known as voluntary muscle?
Answer: The Skeletal muscle is also known as voluntary muscle. Skeletal muscles are attached to bones by tendons.
Question: Name the blood vessel that carries unfiltered blood from the aorta to the kidney.
Answer: The renal artery is one of the pair of large blood vessels that branch off from the abdominal aorta and enter into each kidney. At the inner concavity of each kidney, there is an opening, known as the hilum, through which the renal artery passes. After passing through the hilum, the renal artery divides ordinarily into two large branches, and each branch divides into many smaller arteries, which bring blood to the nephrons, the functioning units of the kidney.
Question: Which of these is the principal muscle of respiration?
Answer: The diaphragm is a dome-shaped, muscular, and membranous structure that separates the thoracic (chest) and abdominal cavities in mammals. The diaphragm is the principal muscle of respiration.
Question: What is the most common type of gallstone?
Answer: Gallstones are crystalline substances embedded in a small amount of protein material formed most often in the gallbladder. The most common type of gallstone consists principally of cholesterol.
Question: Which is the largest hollow space in a human body?
Answer: The Abdominal cavity is the largest hollow space of the body. It contains the greater part of the digestive tract, the liver and pancreas, the spleen, the kidneys, and the adrenal glands located above the kidneys.
Question: How many types of cells are there in a bone?
Answer: There are four types of cells in a bone. They are osteoblasts, osteocytes, osteoclasts, and mesenchymal stem cells.
Question: The permanent cessation of menstruation in the females is known as:
Answer: Menopause is the permanent cessation of menstruation that results from the loss of ovarian function and therefore represents the end of a woman’s reproductive life. Menopause occurs in most women between ages 45 and 55.
Question: Which is the largest joint in a human body?
Answer: The knee is the largest joint in the body and has to sustain the greatest stresses since it supports the entire weight of the body above it.
Question: What hormone stimulates the secretion of milk by the mammary glands?
Answer: Prolactin is a protein hormone produced by the pituitary gland of mammals that acts with other hormones to initiate secretion of milk by the mammary glands.
Question: The flat muscle of the calf located beneath the gastrocnemius muscle is called?
Answer: The soleus muscle is a flat, broad muscle of the calf of the leg lying just beneath the gastrocnemius muscle. It arises from the upper portions of the tibia and fibula.
Question: How many tarsal bones do human ankles have?
Answer: There are seven tarsal bones in a human body. The talus articulates above with the bones of the lower leg to form the ankle joint. The other six tarsals, tightly bound together by ligaments below the talus, function as a strong weight-bearing platform.
Question: What is the name of the tissue that connects muscle to bone?
Answer: Tendon tissue connects muscles to bones. The tendon is firmly connected to muscle fibers at one end and to components of the bone at its other end. They are strong and are capable of withstanding the stresses generated by muscular contraction
Question: Which part of the human eye can be transplanted from a dead donor to a living person?
Answer: When the cornea is damaged it can be removed and replaced by a healthy one, using a corneal transplant, usually taken from a deceased donor.
Question: Which of these transports urine from the kidneys to the urinary bladder?
Answer: The ureter are narrow, thick-walled ducts that transport the urine from the kidneys to the urinary bladder. There normally is one ureter for each kidney. Each ureter is a narrow tube that is about 12 inches (30 cm) long.
Question: Which of these tubes carries air in the lungs?
Answer: Trachea is a tube or system of tubes that carries air. It serves as a passage for air, moistens and warms it while it passes into the lungs, and protects the respiratory surface from an accumulation of foreign particles.
Question: What happens when the eyeball is longer from front to back?
Answer: Myopia is a visual abnormality in which the resting eye focuses the image of a distant object at a point in front of the retina (the light-sensitive layer of tissue that lines the back and sides of the eye), resulting in a blurred image. Myopic eyes, which are usually longer than normal from front to rear, are somewhat more susceptible to retinal detachment than are normal or farsighted eyes. It can be rectified by concave lenses
Question: Which of these act as a storehouse for fats?
Answer: Bone marrow is either red or yellow, depending upon the preponderance of hematopoietic or fatty tissue. Yellow bone marrow serves primarily as a storehouse for fats but may be converted to red marrow under certain conditions, such as severe blood loss or fever.
Question: The largest salivary gland in the human body is?
Answer: Human beings have three pairs of majorsalivary glands that open into the mouth through well-developed ducts. The parotid salivary glands, the largest of the three, are located between the ear and the ascending branch of the lower jaw.
Question: What moves the food down the esophagus?
Answer: Peristalsis is involuntary movements of the longitudinal and circular muscles, primarily in the digestive tract but occasionally in other hollow tubes of the body, that occur in progressive wavelike contractions. Peristaltic waves occur in the esophagus, stomach, and intestines.
Question: Which is the largest nerve in the human body?
Answer: The sciatic nerve is the largest and thickest nerve of the human body that is the principal continuation of all the roots of the sacral plexus. It emerges from the spinal cord in the lumbar portion of the spine and runs down through the buttocks and the back of the thigh.
Question: What is the transparent gel-like material in the eyeball?
Answer: Much of the eyeball is filled with a transparent gel-like material, called the vitreous humour, that helps to maintain the spheroidal shape of the eyeball.
Question: In humans, the highest vertebra that supports the skull is known as:
Answer: In humans, the skull is supported by the highest vertebra called the atlas, permitting nodding motion. The atlas turns on the next-lower vertebra, the axis, to allow for side-to-side movement.
Question: What is the appendix attached to in the human body?
Answer: Appendix is closed at one end and is attached at the other end to the cecum, a pouchlike beginning of the large intestine into which the small intestine empties its contents.
Question: Which is the hardest tissue in the human body?
Answer: In mammals, an outer layer of enamel, which is wholly inorganic is the hardest tissue in the body. It covers part or all of the crown of the tooth. Enamel, when mature, consists predominantly of apatite crystals containing calcium and phosphate.
Question: Which is the only organ in the human body that floats?
Answer: The lungs are soft, light, spongy, elastic organs that normally, after birth, always contain some air. If healthy, they will float in water and crackle when squeezed; diseased lungs sink.
Question: Which of these in the human body has no blood vessels?
Answer: The cornea is the only cell that contains no blood vessels, but it does contain many nerves and is very sensitive to pain or touch. They get nutrients and oxygen from tears and through the aqueous humour.
Question: Which of these glands is present as a pair in the human body?
Answer: The adrenal gland is also called the suprarenal gland. They are a pair of small triangular endocrine glands, one of each located above each kidney. In humans, each adrenal gland weighs about 5 grams (0.18 ounce) and measures about 30 mm (1.2 inches) wide, 50 mm (2 inches) long, and 10 mm (0.4 inches) thick.
Question: Which of these glands function as both an endocrine and exocrine gland?
Answer: The pancreas is a compound gland that functions as both endocrine and exocrine gland. The pancreas weighs approximately 80 grams (about 3 ounces) and is shaped like a pear.
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