Q: Discuss and explain the hormonal control and biochemistry of sclerotization of an insect's cuticle.
A: Sclerotization is a process of cuticular stiffening that usually occurs within a few hours after…
Q: What would happen to skeletal muscle if theepimysium were destroyed?
A: The skeletal muscles are responsible for the movement of body structures. It undergoes contraction…
Q: Fill in the blank: The opening to a taste bud is called a _______________________.
A: The digestive system comprises of mouth, salivary glands, pharynx, oesophagus, stomach, small…
Q: 10 pointsOn the surface of the eye is a transparent, flexible covering called the cornea. This…
A: The cornea can be defined as a outer layer present in the front of the eye. It is transparent and…
Q: What physiological changes would you expect in a patient who is about to undergo a root canal proce-…
A: BASIC INFORMATION NERVOUS SYSTEM :- It is of two types namely Central nervous system (CNS) and…
Q: Indicate why Methylene Blue was used. In order to visualize the nucleus and plasma membranc. O In…
A: Staining is technique of enhancing the contrast of samples and help identify them Types of…
Q: infants younger than one-year-old shouldn't be given raw honey because they can die from exposure to…
A: Clostridium botulinum is found in soil, pollen, dust, and is common in the environment. Bees pick it…
Q: Define fibronectin
A: FIBRONECTIN
Q: Fill in the blank: Sweet receptors are most abundant in the _______________________ of the tongue.
A: The taste bud present on the surface of tongue, epiglottis mucous membrane, palate and inner surface…
Q: define mucus.
A: The gland is an organ that synthesis and releases particular substances which perform a specific…
Q: apical The single cell layer of epithelial cells in the intestine are The region polarized faces the…
A: The single cell layer of epithelial cells in the intestines are POLARISED. The polarity is…
Q: Name these structures
A: Q . 31 . The structure is Chorionic cavity Q . 32 . The structure is Embryonic disc Q . 33 . The…
Q: Name the thin membrane that is outer covering of cornea.
A: The eye is an organ, which detects light and sends signals along the optic nerve to the brain. It is…
Q: Pressing the nasolacrimal duct for 30 seconds after instilling eye drops is to prevent blinking…
A: The nasolacrimal duct (tear duct) is a tube-like structure that mainly functions in the drainage of…
Q: Distinguish between protoxylem and metaxylem in terms of the types of secondary wall thickenings
A: The main difference between protoxylem and metaxylem is that protoxylem is the first formed primary…
Q: Distinguish between white pulp and red pulp.
A: Pulp or pulp chamber can be defined as the soft area that is present within the center of the…
Q: DISCUSS THE IMPORTANCE OF THE FIBERS IN PREPARATION OF CULINARY CUISINE
A: Dietary fibres play an important role in cuisines because of the following properties exhibited by…
Q: Identify the highlighted fiber.
A: the highlighted fiber are :
Q: Chemoreception in vertebrates and insects is mediated through clearly distinguishable senses of…
A: The sense organs are defined as the specialized sensory organs that are essential to identify the…
Q: The pigment epithelial cells may undergo apoptosis in response to the oxidative stress of free…
A: Retina is the deepest anxious coat, and it contains some extraordinary photo receptor structures…
Q: (a)Describe the characteristic and features of a nerve cell observed under high power objective in…
A: Nerve cells, also known as a neurons, are the active component of the nervous system. Neurons…
Q: Fill in the blank: The sensory organ of a semicircular canal lies within a swelling of the canal…
A: The inner ear is a complex series of canals and consists of outer bony labyrinth and inner…
Q: Name the cell body of nerve cell.
A: Neurons are non divisible, nerve cells which are responsible for transmission of signals to the…
Q: Which number represents the cell responsible for color vision?
A: Cone cells or cones are the photoreceptor cells in the retinas of the human eyes, These cells…
Q: Radial canals contain circular channels
A: The Canal System: The water vascular or circulatory system of the sponges is also called the canal…
Q: Retrograde and anterograde transport occur in the dendrites cell body (soma) axon axon hillock
A: Axonal transport is a physiological process that transport proteins and other substances synthesize…
Q: What are cadherins and describe their function.
A:
Q: Because reticular fibers stain with silver are called argyrophilic. O False O True
A: Thin collagen fibres known as reticular fibres (type III collagen) are difficult to see with…
Q: Give the exact location and one function of fovea.
A: The eyeball contains the 3 layers. The outer sclera, middle choroid, and the inner layer retina.
Q: What is the significance of clearing in tissue processing?
A: Tissue processing - Fixation Dehydration Clearing Wax infiltration Embedding
Q: Major functions of KMLTTB
A: In this question asked about the functions of KMLTTB. Detailed solution in step 2.
Q: Fill in the blank: Otoliths are small grains composed of _______________________.
A: Otolith is also called or otoconium or statolith or statoconium. It can be found in the "saccule" or…
Q: Fill in the blank: When the head is moved, the fluid inside the membranous portion of a…
A: The organs of hearing and equilibrium are a pair of ears which are situated on the sides of the…
Q: name the structure a. ventral root b. anterior white column c. posterior/ dostal root d. posterior/…
A: The groups of nerve fibers linking the spinal cord are called spinal nerves. Spinal nerve transfer…
Q: Which TWO cell types produce the zona pellucida? (Must have both answers correct for credit) O…
A: The zona pellucida is a glycoprotien layer surrounding the plasma membrane of oocytes in mammals.…
Q: The auditory canal is part of the inner ear middle ear outer ear O pinna Under resting conditions…
A: The main parts of the ear include outer ear, eardrum also termed tympanic membrane, middle ear and…
Q: What type of organ is Redula?
A: The Kingdom Animalia is a diverse group. It has animals ranging from simple sponges to complex…
Q: Draw a pork chop and label its tissues
A: pork chop is a special cut of pig called lion cut , it is taken 90 degrees to the spine of the pig…
Q: Describe the photopupillary reflex.
A: Photopupillary reflex and the accommodation pupillary reflex both reflexes protect the eye from…
Q: Fully interpret this TSI tube.
A: The capacity of Enterobacteriaceae to ferment glucose, lactose, and sucrose, as well as generate…
Q: centriole funtion in plants and animals
A: Centriole is a small set of microtubules which is arranged in a specific way. They are typically…
Q: The salivary glands produce saliva. Explain why a tumor in the salivary glands that destroys the…
A: Saliva Initial part of digestion takes by saliva. Therefore, saliva is essential for breakdown of…
Q: Explain why consuming food rich in vitamin A can help to prevent night blindness. Explain why…
A: . Vitamin A is a very important nutrient. The retinal and retinol are called preformed vitamin A.…
Q: Area MST receives input mainly from (magnocellular / parvocellular / koniocellular) LGN cells. A.…
A: MST stands for medial superior temporal. Which is a part of the cerebral cortex lying on the dorsal…
Q: Differentiate between rod and cone cells.
A: The human eye is a specialized sense organ capable of receiving visual images, which are then…
Briefly explain why pulp undergoes reticular atrophy and vacuolization
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
- What physiological changes would you expect in a patient who is about to undergo a root canal proce- dure and is quite anxious about it?Activation of which pathway leads to a disinhibition of the thalamus and increased cortical activation? Basal nuclei D Cortex I GABA - Glutamate - Dopamine Striatum C B GPe A GPi/SNr SNC STN GPI/SNr Thalamus O Both B and C O B O A E LK C Fn AltDefine transudate
- Fill in the blank: Whenever tissues are damaged, _______________________ receptors are likely to be stimulated.The concentration of potassium ions inside a nerve cell membrane is higher than the concentration of sodium ions outside the mem-brane, yet the inside of the membrane (where the cation concentra-tion is higher) is negative to the outside. Explain this observation in terms of permeability properties of the membrane.Please answer, not much defination needed . (1) Parathion causes a very simple inactivation of an enzyme which is involved in communication between nerves. Which of the following is not true about Parathion effects? (a) It inactivates acetylcholinesterase (B)Can result in the shutdown of the autonomic nervous system (c) Results in the disturbance of neurotransmission that are conducted via only he parasympathetic or the cholinergic nervous system. (d) The parathion poison can prevent the breakdown of neurotransmitter thereby causing the continuous nervous transmission (e) The actions of parathion can lead to paralysis of the skeletal muscles. (2) Irreversible effects of toxin or poison can result in the following except (a) Teratogen - causes birth defects (b) Hypersensitivity –exaggerated response to some chemical agents (c) Carcinogen - causes cancer (d) Mutagen - causes chromosome damage (e) Reproductive hazard - damage to reproductive system (3) The dose-response relationship…
- The image attached below depicts a histological slice of human cerebral cortex tissue.Using knowledge of the central nervous system and various cell-cell interactions, identify thekey type(s) of cell junctions present in this image (for example, tight junctions, gap junctions, and adherens junctions/desmosomes). Briefly describe the function of these celljunctions. How would the function of the central nervous system be impaired if your above identified celljunctions were disrupted?Define rhodopsinDescribe the organization of the nervous system. Distinguish between the functions of neurons and neuroglia. Describe the cell body of a neuron. Distinguish among the functions of sensory neurons, interneurons, and motor neurons. Summarize the functions of each of the types of neuroglia (the exam will not ask about satellite cells) and describe how the myelin sheath is formed around a peripheral nervous system neuron. Explain why nerve impulse propagation is compromised in patients with multiple sclerosis. Distinguish between the composition of white matter and gray matter. Summarize neuron communication from the moment of receptor stimulation to the response of an effector, such as a muscle fiber, and define neurotransmitter, resting membrane potential, and current. Define electrochemical gradients and the term “polarized”, and describe the electrochemical basis of the resting membrane potential including the function of the sodium-potassium pump in maintaining the resting membrane…