Choose 1 or more than 1 CD8 T lymphocytes: are generated from lymphoid progenitors in secondary lymphoid organs. help B lymphocytes to differentiate into plasma cells. recognize antigens through specific cell surface receptors. can be helped by CD4+ T lymphocytes to differentiate into cytotoxic T lymphocytes. are involved in the defense against intracellular pathogens.

Q: Joints start to form during which week of development?

A: Introduction: Joint is defined as the junction between two or more bones or cartilages. It is a devi...

Q: In humans, digestion occurs in all of the following locations EXCEPT: Stomach, Duodenum, Pancreas o...

A: The digestive system is an organ system that comprises the gastrointestinal or GI tract along with t...

Q: What are the main functions of the placenta?

A: Introduction: The fetus and the mother must work combinedly to attain a proper level of health as bo...

Q: List the five steps in a reflex arc

A: Introduction:- The reflex arc is a special neural circuit that begins with a sensory neuron in the r...

Q: Describe the four organizational patterns in fascicles

A: We know that Fascicules (bundles of fiber) make up all skeletal muscle, but their structures vary gr...

Q: What is the Function of Microlia Cells?

A: Microglia are a type of macrophage found throughout the central nervous system (brain and spinal cor...

Q: When observing relatively thicker slices of tissue or specimens,. A. you may need to refocus slightl...

A: While observing thicker sections of tissue or specimens, the adjacent thinner sections will become o...

Q: Explain the detail of the neurons.

A: We can say that The nervous system of an organism is quite a complex network that is responsible for...

Q: Discuss why the eye moves slightly medially during thecontraction of either the superior or inferior...

A: The superior rectus muscle is one of the extraocular muscles that control eye movements. It is one o...

Q: How would your hearing be affected if your tensor tympani muscle suddenly contracted and did not rel...

A: The tensor tympani reflex is a startle reaction that is exacerbated by stress. The tensor tympani mu...

Q: Which of the following hormones contributes to the regulation of the body’s fluid and electrolyte ba...

A: Introduction: Hormones are the secretory products of ductless glands (endocrine) secreted directly i...

Q: Name the indicated structures (2 words and plural)

A: Pus includes a thin, protein-wealthy fluid and useless leukocytes from the body's immune response (n...

Q: 4. In terms of organelles, tabulate the similarities and differences of plant and animal cells. Comm...

A: A cell can be outlined as the cytoplasmic mass that is surrounded by a lipid bilayer known as a plas...

Q: What is the difference between the anatomical neck and thesurgical neck of the humerus?

A: The neck of the humerus is located under the top of the humerus. There is an element referred to as ...

Q: Which part of the brain is responsible for identifying a particular taste?

A: We know that The particular taste of a food item is a type of chemical stimulus that is received by ...

Q: What is the major distinction in the chemical composition of blood plasma and interstitial fluid?

A: Blood is a body fluid and is a part of circulatory system which contain pigment protein Hemoglobin f...

Q: Trace the immune response system, beginning with the entry of a T-cell-dependent antigen, antigen pr...

A: INTRODUCTION: The lymphoreticular system, which includes lymphoid and reticuloendothelial components...

Q: Identify the vision receptors, and trace their innervationpathways.

A: We can say that Vision can be defined as one of the five senses of our life—the organ responsible fo...

Q: The mind is the result of physical movement in the brain. This statement is relevant to the ...

A: The brain is the center for all thought processes in the body. It controls bodily actions like walki...

Q: Compare the structure and motion permitted in saddle andcondylar joints.

A: A joint or articulation is the connection made between bones in the body which link the skeletal sys...

Q: Which of the following tests cerebellar function related to gait? a. toe-to-finger b. station c. lah...

A: We know that The subtests of the coordination exams target the appendicular musculature, controlling...

Q: The motor tracts that conduct impulses to regulate the skilledmovements of the upper and lower limbs...

A: Introduction: Descendants are the means by which car signals are sent from the brain to the spinal c...

Q: : Describe how the ECG appears in each of the following conditions. (Compared to normal sinus rhythm...

A: ECG or electrocardiogram records the electrical activities of the heart. It is used to determine the...

Q: Describe the steps involved in healing bone fractures

A: Bones are rigid organs that constitute part of the endoskeleton of vertebrates. They provide support...

Q: The structure that anchors the inferior end of the spinal cord to thecoccyx is thea. conus medullari...

A: Spinal cord is tube shaped structure that arises from the brain stem region of the brain . It consis...

Q: medical assistant does play a role in education and delivery of contraceptive choices that a patient...

A: Contraception methods are the measures which are adopted by people in order to avoid conception that...

Q: How do taste and ghrelin promote eating and arousal? a. They increase excitation from the paraventri...

A: Nuclei , plural of nucleus, are made of cell bodies . The cell body contains genetic material such a...

Q: Describe the four organizational patterns in fascicles

A: An organ consists of bundles of fibers that produce force and move the body. Muscles are an organ sy...

Q: Describe the intestine as a barrier function

A: Intestine is a part of alimentary canal or gut. Is composed of simple columnar epithelial cells. It ...

Q: What are the three parts of the human brain?

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer one question at a ti...

Q: Which type of brain waves are prevalent when an individual isin deep sleep?a. theta and alphab. beta...

A: Our sleep is a consequence of the circadian rhythm that works according to some environmental cues s...

Q: Match each numbered item with the most closely related lettereditem.1. perimysium2. sarcolemma3. I b...

A: The microfilaments are found in the muscular system and assist the muscles to relax and contract. Th...

Q: What is the function of the pericardial fluid?

A: The heart is divided into four chambers which include two atria and ventricles. The atria have oxyge...

Q: In a normal cardiac cycle, what two chambers of the heart contract first?

A: Introduction: The cardiac cycle is defined as the sequence of changes in flow and pressure in the ca...

Q: Describe a synapse. In your description use at least three terms that you learned in this lesson.

A: Introduction: A particular cell that carries messages and signals to and from the brain and several ...

Q: The weight-bearing portion of a vertebra is the a. vertebral arch. d. transverse process. b. articul...

A: The vertebral column is a part of the axial skeleton and is located in the posterior part of the bod...

Q: The left AV valve has only two large leaflets, while the right AV valve has three smaller leaflets. ...

A: The heart is a muscular organ about the size of a closed fist which pumps blood around the body via ...

Q: List the suprahyoid muscles. What is their commonfunction?

A: We can say that there are two functional groups of hyoid muscles are suprahyoid and infrahyoid. Supr...

Q: Which of the following can be termed a hormone? A molecule that is... released from a neuron into th...

A: The endocrine and exocrine systems make up the human body. The endocrine and exocrine systems are ma...

Q: Name the cranial nerve that innervates (1) the lacrimalglands and most of the salivary glands, (2) t...

A: Introduction:- Cranial nerves are a pair of nerves that connect brain to different parts of  head, n...

Q: The muscle that does not cause some lateral movement in theeye is thea. inferior rectus.b. inferior ...

A: The extraocular muscles have primary as well as secondary functions. 

Q: Briefly explain the MoA of steroid hormones.

A: Biological substances having a chemical structure similar to cholesterol, synthesized in the body by...

Q: Identify and describe the properties of a reflex

A: Introduction:- Reflex is defined as spontaneous / spontaneous, thoughtful / repetitive, giving a pur...

Q: Which tissue type would you expect to find lining the organs of the digestive system?

A: Digestive sytem(GIT) is the sytem that helps in the mechanical and chemical breakdown of the food, a...

Q: Why can the retina pull away from the back of the eyeball?

A: Retina is the part of the eye where the image is formed. Retina is made up of photosensitive cells c...

Q: What is the sternal angle, and what is its clinical significance?

A: We can say that The thoracic cage, also known as the bony thorax, protects and supports vital organs...

Q: What type of plane would separate the nose and mouth intosuperior and inferior structures?

A: A transverse or axial plane would separate the nose and mouth into superior and inferior structures....

Q: Fill in the blank with the term that fits the description. ______________________ 1. The oxygen and ...

A: Blood is composed of two parts, the liquid or fluid part called plasma in which the cells and other ...

Q: Describe the brain regions and structures involved in memorystorage and recall.

A: The brain is the most complex organ in the human body. It comprises about 100 billion neurons that c...

Q: Identify the locations of the primary and secondaryossification centers in a long bone.

A: The long bones consist of the metaphysis, the diaphysis and the epiphysis.    The primary centre of ...