Description : Adrenaline directly affects on (a) SA node (b) β-cells of Langerhans (c) dorsal root of spinal nerve (d) epithelial cells of stomach.
Last Answer : (a) SA node
Description : Which of the following types of cells have a latent ability to regenerate? a) Stable Stable cells have a latent ability to regenerate if they are damaged or destroyed and are found in the ... a type of labile cell that multiply constantly to replace cells worn out by normal physiologic processes.
Last Answer : a) Stable Stable cells have a latent ability to regenerate if they are damaged or destroyed and are found in the kidney, liver, and pancreas, among other body organs.
Description : With respect to lens development: a. the lens first appears at 27 days of gestation b. it is formed from neural crest cells c. the lens first appears as a vesicles with a single layer of ... d. Y suture is absent in the embryonic nucleus e. the adult lens is more spherical than the foetal
Last Answer : the lens first appears at 27 days of gestation
Description : From the internal surface to the external surface, the digestive tube wall is made of mucosa (epithelial tissue responsible for the intestinal absorption), submucosa (connective tissue beneath the ... within the abdominal cavity. Digestion System - Image Diversity: histology of the digestive tube
Last Answer : What is the location of the salivary glands in humans?
Description : A large proportion of oxygen remains unused in the human blood even after its uptake by the body tissues. This O2 (a) acts as a reserve during muscular exercise (b) raises the pCO2 of ... enough to keep oxyhaemoglobin saturation at 96% (d) helps in releasing more O2 to the epithelial tissues.
Last Answer : (a) acts as a reserve during muscular exercise
Description : Electrolytes are especially essential to which cells. a. nerve b. muscle c. both d. none of them
Last Answer : muscle
Description : What observable ways are animal and plant cells structurally similar?
Last Answer : Feel Free to Answer
Description : Eukaryotic cells have extensive intracellular membranes, termed the endomembrane system, which divide the cell into structurally and functionally distinct compartments, or organelles. These include the inner cell ... . Name a cellular component whose membrane is not part of the endomembrane system.
Last Answer : Mitochondria; also chloroplasts
Description : The inner lining of blood vessels is made up of which tissues? (a) Nervous tissue (b) Epithelial tissue (c) Connective tissue (d) Muscle tissue
Last Answer : (b) Epithelial tissue
Description : What type of tissue is bone tissue? a) muscle b) nervous c) epithelial (pron: ep-a-THEE-lee-al) d) connective
Last Answer : ANSWER: D -- CONNECTIVE
Description : Squamous cell tissue is an example of which type of tissue? a) muscle b) nervous c) epithelial (pron: ep-a-THEE-lee-al) d) connective
Last Answer : ANSWER: C -- EPITHELIAL
Description : Which of the following is an example of striated tissue? a) muscle b) nervous c) epithelial (pron: ep-a-THEE-lee-al) d) connective
Last Answer : ANSWER: A -- MUSCLE
Description : Optic nerve axon emerges from: a. Ganglion cells b. Rods and cones c. Amacrine cells d. Inner nuclear layer
Last Answer : ANSWER: A
Description : Most of the thickness of cornea is formed by: a. Epithelial layer b. Substantia propria c. Descemet's membrane d. Endothelium
Last Answer : ANSWER: B
Description : The thyroid gland: a. secretes clacitonin b. arises from the base of the pharynx c. contains about 100,000 follicles d. has follicles lines a single layer of cells
Last Answer : has follicles lines a single layer of cells
Description : Match the following cell structure with its characteristic feature. (A) Tight junctions (i) Cement neighbouring cells together to form sheet (B) Adhering junctions (ii) Transmit information through chemical to another cells (C) Gap ... iii) (c) (iii) (i) (iv) (ii) (d) (iv) (iii) (i) (ii)
Last Answer : (c) (iii) (i) (iv) (ii)
Description : What is a Nerve Gland ?
Last Answer : The part of a nerve that is elevated as a result of the joint position of several cells in a nerve is called a ganglion.
Description : The following are true about the dural venous sinuses: a. they have no valve b. the cavernous sinus is closely related to the pituitary gland c. the cavernous sinus has the first two divisions of the trigeminal nerve on its lateral wall d. all above
Last Answer : all above
Description : The parotid gland: a. contains a fascial sheath which is innervated by second cervical nerve b. receives post-ganglionic parasympathetic nerve from the otic ganglion c. contains a duct which opens ... . is composed of serous acini which contribute to the saliva e. is covered by the massenter
Last Answer : contains a fascial sheath which is innervated by second cervical nerve
Description : The following are true about lacrimal gland: a. the palpebral part drains into the superior conjunctival fornix through 12 ducts b. the palpebral part of the gland is 1/3 the size of the ... it receives secretomotor nerve from the third cranial nerve e. the lymphatic drainage is to parotid gland
Last Answer : the palpebral part drains into the superior conjunctival fornix through 12 ducts
Description : Which of the following statements about nerve growth factor is not true a. it is made up of 3 polypeptide subunits b. it is found in high concentration in the submaxillary salivery gland c. it is picked up by nerves from the organs they innervate d. it is present in brain
Last Answer : it is found in high concentration in the submaxillary salivery gland
Description : Which is an example of negative feedback? A) Nursing action stimulates the hypothalamus to release oxytocin that triggers mammary gland milk production. B) When the blood becomes dilute, ADH ... produce sperm or eggs. E) TRH stimulates the anterior pituitary to release thyroid-stimulating hormone.
Last Answer : B) When the blood becomes dilute, ADH is no longer released from the hypothalamus
Description : The following are true about micro-circulation: a. arterioles have no muscle b. capillaries have walls made up of a single layer of cells c. capillaries have no innervation d. the capillaries contain 5% of the total blood volume at any one time
Last Answer : he capillaries contain 5% of the total blood volume at any one time
Description : The cells of the epithelial lining in the vertebrate stomach are not damaged by HCl because of -
Last Answer : The cells of the epithelial lining in the vertebrate stomach are not damaged by HCl because of - ... to dilute D. Epithelium being resistant to HCl
Description : Germinal epithelial cells are cuboidal and these are found in
Last Answer : Germinal epithelial cells are cuboidal and these are found in A. Testes B. Ovary C. Both D. None
Description : The type of epithelial cells which line the inner surface of Fallopian tubes, bronchioles and small bronchi are known as
Last Answer : The type of epithelial cells which line the inner surface of Fallopian tubes, bronchioles ... epithelium C. Cilated epithelium D. Cubical epithelilum
Last Answer : The type of epithelial cells which line the inner surface of Fallopian tubes, bronchioles and small ... Squamous B. Cuboidal C. Glandular D. Ciliated
Description : Adjacent epithelial cells are held together by means of
Last Answer : Adjacent epithelial cells are held together by means of A. Liposomes B. Glyoxisomes`//` glyoxysomes C. Desmosomes D. Mitcrosomes .
Description : Epithelial tissue with thin flat cells appeating like packed tiles occurs on : -
Last Answer : Epithelial tissue with thin flat cells appeating like packed tiles occurs on : - A. Inner ... of fallopian tubes D. Outer surface of Intestine
Description : The correct statement with respect to epithelial tissue is : - A - Cells are compactly packed B - cells have no intercellular matrix C - cells have li
Last Answer : The correct statement with respect to epithelial tissue is : - A - Cells are compactly packed B - cells have no ... C C. A, C & D D. All of these
Description : What are the features for Human Retinal Pigment Epithelial Cells?
Last Answer : Human Retinal Pigment Epithelial Cells (HRPEpiC) are isolatedfrom human retina. HRPEpiC are cryopreserved at passage one anddelivered frozen. Each vial contains >5 x 10^5 cells in 1 mlvolume. HRPEpiC are ... fibronectin.HRPEpiC are negative for HIV-1, HBV, HCV, mycoplasma, bacteria,yeast and fungi.
Description : What is the name of the structure that attaches epithelial cells to underlying connective tissue?
Description : Where are apical lateral and basal surfaces of epithelial cells found?
Last Answer : Need answer
Description : Target tissue of insulin is (A) Red blood cells (B) Renal tubular cells (C) GI tract epithelial cells (D) Liver
Last Answer : Answer : D
Description : Reconstitution of the epithelial barrier (epithelialization) begins within hours of the initial injury. Which of the following statement(s) is/are true concerning the process of epithelialization? a. ... d. Visible scarring can occur only when the injury extends deeper than the superficial dermis
Last Answer : Answer: a, d The initial step of epithelialization involves epithelial cells from the basal layer of the wound edge flattening and migrating across the wound, completing wound coverage within 24- ... abrasions and burns may scar significantly. Whenever the dermis is incised, a scar will form
Description : Which of the following statement(s) describe the effects of aging on wound healing? a. A finer, more cosmetic scar might be expected b. In vitro studies demonstrate decreased proliferative ... . Wound infection occurs more frequently in elderly patients due to diminished ability to fight infection
Last Answer : Answer: a, b, c There are important age-dependent aspects of wound healing. The elderly heal more slowly and with less scarring. There is a gradual attenuation of the inflammatory ... the sutures. There is no evidence to suggest that wound infections occur more commonly in elderly patients
Description : The special modified epiderniai cells surrounding stomatal pore are called - (1) Epithelial cells (2) Guard cells (3) Subsidiary cells (4) Accessory cells
Last Answer : (2) Guard cells Explanation: The pore is bordered by a pair of specialized parenchyma cells known as guard cells that are responsible for regulating the size of the opening. Guard cells are specialized cells in the epidermis of leaves, stems and other organs that are used to control gas exchange.
Description : Pathognomic microscopic lesion of avian pox is A A. intracytoplasmic inclusion bodies in hyperplastic epithelial cells B. intranuclear inclusion bodies in hyperplastic epithelial cells C. No inclusion bodies in the epithelial cells D. None of these
Last Answer : intracytoplasmic inclusion bodies in hyperplastic epithelial cells
Description : Bacillus thuringiensis forms protein crystals which contain insecticidal protein. This protein (a) binds with epithelial cells of midgut of the insect pest ultimately killing it (b) is coded by several ... pest (d) does not kill the carrier bacterium which is itself resistant to this toxin.
Last Answer : (a) binds with epithelial cells of midgut of the insect pest ultimately killing it
Description : A metastatic cancerous tumour is termed ‘sarcoma’ if the disorder is in (a) fibroblasts (b) circulatory system (c) immune system (d) epithelial cells.
Last Answer : (a) fibroblasts
Description : Male hormone is produced in the testis by cells of (a) Sertoli (b) epithelial (c) spermatocytes (d) Leydig.
Last Answer : (d) Leydig.
Description : Epithelial cells of the intestine involved in food absorption have on their surface (a) pinocytic vesicles (b) microvilli (c) zymogen granules (d) phagocytic vesicles.
Last Answer : (b) microvilli
Description : An epithelial tissue which has thin flat cells, arranged edge to edge so as to appear like closely packed tiles, is found to be present at (a) outer surface of ovary (b) inner lining of Fallopian tube (c) inner lining of stomach (d) inner lining of cheeks.
Last Answer : (d) inner lining of cheeks.
Description : The ciliated columnar epithelial cells in humans are known to occur in (a) Eustachian tube and stomach lining (b) bronchioles and Fallopian tube (c) bile duct and oesophagus (d) Fallopian tube and urethra.
Last Answer : (b) bronchioles and Fallopian tube
Description : The ciliated epithelial cells are required to move particles or mucus in a specific direction. In humans, these cells are mainly present in (a) bronchioles and Fallopian tubes (b) bile duct and bronchioles (c) Fallopian tubes and pancreatic duct (d) Eustachian tube and salivary duct
Last Answer : (a) bronchioles and Fallopian tubes
Description : Goblet cells of alimentary canal are modified from (a) squamous epithelial cells (b) columnar epithelial cells (c) chondrocytes (d) compound epithelial cells.
Last Answer : (b) columnar epithelial cells
Description : .Which one of the following cells, found in testes of rabbit, secretes male hormone? (a) Epithelial cells (b) Spermatocytes (c) Leydig’s cell (d) Sertoli cells
Last Answer : (c) Leydig’s cell
Description : Which of the following elements is not found in normal periodontal membrane: A. Fibroblast B. Epithelial cells C. Erythrocytes D. Vest cells of malaise E. Inflammatory plasma cells and lymphocytes
Last Answer : C. Erythrocytes
Description : Which type of cells does an abscess contain: A. Mast cells B. Polymorphonuclear leukocytes C. Eosinophils D. Epithelial cells
Last Answer : B. Polymorphonuclear leukocytes