3. Jermaine is interested in participating in a clinical trial for treating Alzheimer's disease before he develops any symptoms. Describe a potential treatment for his disease and why it may or may not work.

Q: Which heart valve(s) is/are open during the Ejection phase of the cardiac cycle?   A. Tricuspid B. A...

A: The cardiovascular system of the body is concerned with the circulation of blood rich in oxygen to d...

Q: Define pericardial cavity

A: Introduction: The pericardium is a double-walled sac that houses the heart. It is divided into two l...

Q: Structures ___A___ and ___B___ have similar roles in the male and female reproductive systems as the...

A: The reproductive system of a living being is additionally known as the genital system which is the b...

Q: Crossbridges that form during muscle contraction are a bond between:   A. Myoglobin and Troponin B. ...

A: The muscle contraction process occurs in various steps which are listed below; Depolarisation and c...

Q: Identify the highlighted cell.

A: Blood is considered to be the special fluid of the body that function to transport oxygen and all es...

Q: Define T Cells and their role in organ transplantation.

A: The immune system is a protective mechanism of the human body to fight against foreign particles lik...

Q: 12. Use the following photo and identify these organs: Diaphragm Duodenum Gallbladder Kidney Large i...

A: Introduction: Anatomy is that branch of medical science that describes the location and structure of...

Q: Define inferior

A: There are so many anatomical terms of location used in describing the anatomy of humans as well as a...

Q: Levels of the Female Reproductive Hormones during the Menstrual Cycle   Hormone Day 4 Day 14 Day ...

A: During every month following the menarche up to menopause, the body of the woman undergoes a lot of ...

Q: Define follicle-stimulating hormone (FSH)

A: Hormones are the chemical messenger which are secreted by endocrine glands.  Endocrine glands are th...

Q: Previously, birth control methods involving hormones were created only for females. However, a new f...

A: Growth, maintenance and functions of secondary sex organs and accessory glands are under the control...

Q: Define paramesonephric duct

A: The ducts and blood vessels are a common pathway through which blood reaches every organ. The import...

Q: Identify the stages involved during the changes in membrane potential of the neuron represented in t...

A: Nervous system is an important system which helps in maintaining the homeostasis of the human body. ...

Q: Define cardiac output (CO)

A: Cardiac output can be described as the amount of blood pumped by the pumping organ called the heart ...

Q: Compared to a large stimulus, how would each variable below .change in response to a smaller sensory...

A: The world is full of sensory stimuli/information we collect in our body through sensory receptors. T...

Q: What is the mucociliary escalator?  What would the consequences be to a person if it were damaged?

A: In the human respiratory system, there are two zones called the respiratory zone where actual exchan...

Q: Define diastole

A: Diastole and systole are referred to as the two phases of the cardiac cycle and occur in the form of...

Q: The hormone that Inhibits contractions of the uterine smooth muscle is: OProgesterone O Estropen OFS...

A: The human male and female reproductive processes are mainly controlled and regulated by the interact...

Q: Interstital fluid is the same as:    A. Extracellular Fluid B. Intracellular Fluid C. Intercellular ...

A: Interstitial fluid is present in extracellular fluid and plasma is also a part of extracellular flui...

Q: How does the bipotential gonads form into ovaries? O Through expression of the 5RY gene OSecretion o...

A:    At the advent of embryo development, bipotential gonads are either differentiated into male gonad...

Q: Define membranous urethra

A:  The male epithelial duct may be a slender fibromuscular tube that conducts water and bodily fluid f...

Q: The diploid number of chromosomes in humans is 46. The haploid number isa. 138. c. 46.b. 92. d. 23.

A: Ploidy is the number of complete sets of chromosomes in a cell. A chromosome is a compacted form of ...

Q: Define zona pellucida

A: Membrane, in biology, the skinny layer that forms the fringe of a living cell or an enclosed cell co...

Q: The part of the cerebral cortex that controls voluntary movements is the:     motor cortex ...

A: When the thoughts express through actions is known as voluntary actions. There is various type of ne...

Q: If donor blood is correctly labeled A-, which of the following is true of this blood sample?   A. It...

A: In humans, the blood is classified based on the blood type and this classification is based on the a...

Q: The renal system responds to alkalosis by   A. Increased secretion of hydrogen ions (H+) B. Decrease...

A: The renal system is the principal organ system of the organisms’ body, comprising two kidneys, a bla...

Q: Define urogenital triangle

A:  The perineum is the space from the anus to the scrotum seen in males and the female from the anus t...

Q: Define cervical

A: The human spine is composed of 33 vertebrae that are interconnected in nature and form the vertebral...

Q: Differentiate and explain the two broad types of skin as to location and histology Thin skin Thick ...

A: The skin is a part of the integumentary system that is found in the body's outermost layer, which pr...

Q: Why can invasive predators have such strong effectson native prey?

A: Predators are those organisms which kills other organism and feed on them. Prey are those organisms ...

Q: Define sublingual gland

A: The oral cavity is the portion from which the food enters the mouth and drops down through the esoph...

Q: Is oxytocin released through nervous or hormonal stimulation?

A: Oxytocin is a peptide hormone which is produced in the hypothalamus. It is usually released during s...

Q: Define gonadotropin

A: Hormones are chemical messengers that are discharged specifically into the blood, which carries them...

Q: Define spiral artery

A: The spiral arteries are small sized arteries which are involved in supplying blood to the endometriu...

Q: Prostaglandins are found in the seminal fluid, and they can affect a female by stimulating Select o...

A: Hormones are chemical messengers that are produced by endocrine glands of the body and are transport...

Q: Explain how the hypothalamus of the brain controls the endocrine system.

A: The hypothalamus tiny part, placed on the floor of the brain, near the pituitary gland.

Q: Compare each of the terms below. For each of the sets, give at least three arguments, either two dif...

A: In eukaryotes, poly(A) tails usually act as stabilizers of intact mRNAs, whereas in E. coli they ser...

Q: Spermatocytes enter meiosis:   A. Prior to the birth of the male infant. B. Withint daysof the birth...

A: Spermatogenesis is the origin and development of the sperm cells within the male reproductive organs...

Q: Define tectum

A: The mesencephalon or midbrain is the front most portion of the brainstem. It is linked to hearing, v...

Q: Define tactile corpuscle

A: The tactile corpuscles are also called as Meissner corpuscles. They are type of mechanoreceptors. Th...

Q: Describe several methods of birth control, including therelative effectiveness of each method.

A: Introduction: Contraceptive measures are taken to prevent pregnancy (conception). These include temp...

Q: Define melanosome

A: A cell organ may be a subcellular structure that has one or additional specific jobs to perform with...

Q: Which of the following would be the most likely to be life threatening:  Inflammation of the pharynx...

A: Pharyngitis is swelling of pharynx Laryngitis is swelling of larynx Epiglottitis is swelling of epig...

Q: The only area of the heart that receives innervation from the brain is called the: A. Atrioventricul...

A: Cranial nerves are the part of the nervous system that assists in a variety of functions. These nerv...

Q: Which of the following rows correctly indicates the hormonal changes that occur during childbirth? ...

A: Childbirth is defined as the period when one or more offspring grows within a woman's uterus also kn...

Q: An individual of normal weight suffering from blood glucose imbalance had his urine sample analyzed ...

A: Insulin is a peptide hormone discharged by beta cells in the pancreatic islets and is supposed to be...

Q: The glands numbered in the above diagram that are involved in the feedback control of testosterone s...

A: Homeostasis refers to the dynamic physiological processes in the body system that helps to control, ...

Q: Briefly describe how a high-fiber, low-salt diet would help prevent the development of varicose vein...

A: Varicose veins are enlarged veins in nature. They may be red or blue in color. Their shape and struc...

Q: Bonnie, a 52-year-old female, has been having some mild pain in her legs recently and is not sure if...

A: Diagnosis is the act of identifying a disease. This is initially done based on the signs and symptom...

Q: In garden pea plants, an inflated pod shape (I) is dominant over a pinched pod (i). The cross betwee...

A: Genes carry information for different traits. Each gene has different alleles for different forms of...